Carrier Aquasnap 30RAP045 Specifications

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Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Catalog No. 04-53300097-01 Printed in U.S.A. Form 30RAP-4T Pg 1 813 7-12 Replaces: 30RAP-3T
Controls, Start-Up, Operation,
Service, and Troubleshooting
CONTENTS
Page
SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . . 2,3
GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6
Conventions Used in this Manual. . . . . . . . . . . . . . . . . . . .3
Basic Controls Usage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
CONTROLS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-43
General. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Main Base Board (MBB) . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
Energy Management Module (EMM) . . . . . . . . . . . . . . . .23
Current Sensor Board (CSB) . . . . . . . . . . . . . . . . . . . . . . .23
AUX Board (AUX) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
Expansion Valve Board (EXV) . . . . . . . . . . . . . . . . . . . . . .23
Compressor Expansion Board (CXB) . . . . . . . . . . . . . .23
Enable/Off/Remote Contact Switch . . . . . . . . . . . . . . . . .23
Emergency On/Off Switch . . . . . . . . . . . . . . . . . . . . . . . . . .23
Board Addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
Control Module Communication . . . . . . . . . . . . . . . . . . . .23
Carrier Comfort Network
®
(CCN) Interface . . . . . . . . . .24
Sensors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
COOLER LEAVING FLUID SENSOR
COOLER ENTERING FLUID SENSOR
COMPRESSOR RETURN GAS
TEMPERATURE SENSOR
OUTDOOR-AIR TEMPERATURE SENSOR (OAT)
DISCHARGE TEMPERATURE THERMISTOR (DTT)
REMOTE SPACE TEMPERATURE SENSOR OR DUAL
LEAVING WATER TEMPERATURE SENSOR
Energy Management Module . . . . . . . . . . . . . . . . . . . . . . .26
Loss-of-Cooler Flow Protection. . . . . . . . . . . . . . . . . . . . .26
Electronic Expansion Valves (EXV) . . . . . . . . . . . . . . . . .26
Capacity Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26
MINUTES LEFT FOR START
MINUTES OFF TIME
LEAD/LAG DETERMINATION
LOADING SEQUENCE SELECT
CAPACITY CONTROL OVERRIDES
Head Pressure Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
Operation of Machine Based on Control Method
and Cooling Set Point Selection Settings. . . . . . . . .30
Cooling Set Point Select. . . . . . . . . . . . . . . . . . . . . . . . . . . .32
Cooling Set Point (4 to 20 mA). . . . . . . . . . . . . . . . . . . . . .32
Low Sound Mode Operation . . . . . . . . . . . . . . . . . . . . . . . .32
Heating Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32
Service Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32
Optional Factory-Installed Hydronic Package. . . . . . .33
Cooler Pump Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33
Cooler Pump Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . .33
Cooler Pump Sequence of Operation . . . . . . . . . . . . . . .33
Configuring and Operating Dual Chiller Control . . . .35
Temperature Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
Demand Limit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41
DEMAND LIMIT (2-Stage Switch Controlled)
EXTERNALLY POWERED DEMAND LIMIT
(4 to 20 mA Controlled)
DEMAND LIMIT (CCN Loadshed Controlled)
Page
Digital Scroll Option. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
DIGITAL SCROLL OPERATION
DIGITAL COMPRESSOR CONFIGURATION
PRE-START-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
System Check. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
START-UP AND OPERATION . . . . . . . . . . . . . . . . . . . . 43-45
Actual Start-Up. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Check Refrigerant Charge . . . . . . . . . . . . . . . . . . . . . . . . . 44
Charge Adjustment for Brine Operation . . . . . . . . . . . 44
Operating Limitations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
COOLER FLOW RATES AND LOOP VOLUMES
TEMPERATURES
LOW AMBIENT OPERATION
VOLTAGE — ALL UNITS
OPERATION SEQUENCE . . . . . . . . . . . . . . . . . . . . . .45,46
SERVICE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46-64
Electronic Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
CONTROL COMPONENTS
Electronic Expansion Valve (EXV) . . . . . . . . . . . . . . . 46
EXV Troubleshooting Procedure . . . . . . . . . . . . . . . . . . . 46
FIELD SERVICING INSTRUCTIONS
EXV VALVE REPLACEMENT
VALVE MOTOR REPLACEMENT
Compressor Replacement . . . . . . . . . . . . . . . . . . . . . . . 50
Cooler. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
BRAZED-PLATE COOLER HEAT EXCHANGER
REPLACEMENT
BRAZED-PLATE COOLER HEAT EXCHANGER
CLEANING
Oil Charge. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Microchannel Heat Exchanger (MCHX)
Condenser Coil Maintenance and Cleaning
Recommendations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Check Refrigerant Feed Components . . . . . . . . . . . . . . 51
•FILTER DRIER
MOISTURE-LIQUID INDICATOR
MINIMUM LOAD VALVE
PRESSURE RELIEF DEVICES
Check Unit Safeties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
HIGH-PRESSURE SWITCH
PRESSURE TRANSDUCERS
COOLER FREEZE-UP PROTECTION
HEATER CABLE
WINTER SHUTDOWN
Thermistors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Pressure Transducers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Chilled Water Flow Switch. . . . . . . . . . . . . . . . . . . . . . . . . . 54
Strainer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Condenser Fans. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Motormaster
®
V Controller . . . . . . . . . . . . . . . . . . . . . . . . . 59
GENERAL OPERATION
CONFIGURATION
DRIVE PROGRAMMING
AQUASNAP
®
30RAP010-150
Air-Cooled Chillers
with ComfortLink Controls
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1 2 3 4 5 6 ... 131 132

Summary of Contents

Page 1 - Service, and Troubleshooting

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.Cata

Page 2

10a30-5376Fig. 7A — Typical Wiring Schematic, 30RAP010,015 Units — Power Wiring

Page 3

100APPENDIX B — CCN TABLES (cont)CCN MAINTENANCE TABLES — STRTHOURCCN MAINTENANCE TABLES — CURRMODSDESCRIPTION VALUE UNITS POINT NAMEMachine Operating

Page 4

101APPENDIX B — CCN TABLES (cont)CCN MAINTENANCE TABLES — ALARMSCCN MAINTENANCE TABLES — VERSIONSCCN MAINTENANCE TABLES — LOADFACTDESCRIPTION VALUE PO

Page 5 - Table 3 — Operating Modes

102APPENDIX B — CCN TABLES (cont)CCN MAINTENANCE TABLES — PM-PUMPCCN MAINTENANCE TABLES — PM-STRNCCN MAINTENANCE TABLES — PM-COILDESCRIPTION VALUE UNI

Page 6 - General —

103APPENDIX B — CCN TABLES (cont)CCN MAINTENANCE TABLES — TESTMODECCN MAINTENANCE TABLES — RUNTESTDESCRIPTION VALUE UNITS POINT NAMEService Test Mode

Page 7 - A1 A2/B1

104APPENDIX B — CCN TABLES (cont)CCN MAINTENANCE TABLES — RUNTEST (cont)DESCRIPTION VALUE UNITS POINT NAMEMinimum Load Valve Relay On/Off MLV_RLYCompr

Page 8 - CONTROL BOX END

105APPENDIX B — CCN TABLES (cont)CCN MAINTENANCE TABLES — DUALCHILDESCRIPTION VALUE UNITS POINT NAMEDual Chiller Link Good? Yes/No DC_LINKMaster Chill

Page 9

106APPENDIX C — FACTORY SETTINGS FOR PUMP AND MANUAL STARTERS*Identtified by 12th digit in unit model number.30RAP UNIT SIZE PUMP SIZE PUMP OPTION* UN

Page 10

107APPENDIX D — BACNET COMMUNICATION OPTIONThe following section is used to configure the UPC Open con-troller which is used when the BACnet* communic

Page 11

108APPENDIX D — BACNET COMMUNICATION OPTION (cont)CONFIGURING THE BAS PORT FOR BACNET MS/TP — Use the same baud rate and communication settings forall

Page 12 - TERMINAL

109APPENDIX D — BACNET COMMUNICATION OPTION (cont)To install a BT485 terminator, push the BT485 terminatoron to the BT485 connector located near the B

Page 13 - ACCESSORY

11Fig. 7B — Typical Wiring Schematic, 30RAP010,015 Units — Control Wiring a30-5377

Page 14 - FIOP/ACCESSORY

110APPENDIX D — BACNET COMMUNICATION OPTION (cont)Table D — Open System Wiring Specifications and Recommended Vendors LEGE

Page 15

111APPENDIX D — BACNET COMMUNICATION OPTION (cont)If the UPC Open is used with the chiller application ofLead/Lag/Standby, all chillers and UPC Open&a

Page 16

112APPENDIX D — BACNET COMMUNICATION OPTION (cont)Table G — Network Points List LEGENDPOINT DESCRIPTIONCCN POINT NAMEREAD/WRITEUNITSDEFAULTVALUERAN

Page 17 - (080-090 ONLY)

113APPENDIX D — BACNET COMMUNICATION OPTION (cont) Table G — Network Points List (cont) LEGENDPOINT DESCRIPTIONCCN POINT NAMEREAD/W

Page 18 - PUMP VFD OPTION

114APPENDIX D — BACNET COMMUNICATION OPTION (cont)Table G — Network Points List (cont) LEGENDPOINT DESCRIPTION POINT NAMEREAD/WRITEUNITSDEFAULTVAL

Page 19

115APPENDIX D — BACNET COMMUNICATION OPTION (cont)Table G — Network Points List (cont) LEGENDPOINT DESCRIPTION POINT NAMEREAD/WRITEUNITSDEFAULTVAL

Page 20

116APPENDIX E — MAINTENANCE SUMMARY AND LOG SHEETS30RAP Weekly Maintenance LogPlant ___________________________Machine Model No. ________________NOT

Page 21

117APPENDIX E — MAINTENANCE SUMMARY AND LOG SHEETS (cont)30RAP Monthly Maintenance LogNOTE: Equipment failures caused by lack of adherence to the Main

Page 22 - CEPL130346-01

118APPENDIX E — MAINTENANCE SUMMARY AND LOG SHEETS (cont)30RAP Seasonal Shutdown LogNOTE: Equipment failures caused by lack of adherence to the Mainte

Page 23

119INDEXActual start-up 43Alarms and alerts 67 Compressor failure alerts 74 Compessor stuck on failure alarms 74AUX board (A

Page 24 - (CCN) Interface —

12COMP A2TRAN1H2H3H4SECONDARY 24VREDFC2FU3SW2C1A1B1H1X1CONNECT FORAPPROPRIATEPRIMARY VOLTAGESEE TABLE 1123CB1A111213TO FUSED DISCONNECTPER NECOPTIONAL

Page 25 - SPT (T10) PART NO. 33ZCT55SPT

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.Cata

Page 26 - CEPL130351-01

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.Cata

Page 27

CL-2- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Page 28

CL-310. VERIFY COOLER FLOW RATE. YES  NOPRESSURE ENTERING COOLER ________ psig (kPa)PRESSURE LEAVING COOLER ________ psig (kPa)COOLER PRESSURE DROP

Page 29 - DEADBAND EXAMPLE

CL-4- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Page 30 - CONTROL BOX

CL-5III. Unit Start-Up (cont)RECORD CONFIGURATION SETTINGSUNIT (Configuration Settings)PRESS ESCAPE KEY TO DISPLAY ‘UNIT’. PRESS DOWN ARROW KEY TO DIS

Page 31 - Table 9 — Fan Stages

CL-6- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Page 32

CL-7III. Unit Start-Up (cont)PRESS ESCAPE KEY TO DISPLAY ‘HP.B’. PRESS DOWN ARROW KEY TO DISPLAY ‘EXV.A’.PRESS ENTER KEY.RECORD CONFIGURATION INFORMAT

Page 33

CL-8- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Page 34

CL-9III. Unit Start-Up (cont)PRESS ESCAPE KEY TO DISPLAY ‘RSET’. PRESS DOWN ARROW KEY TO DISPLAY ‘SLCT’.PRESS ENTER KEY.RECORD CONFIGURATION INFORMATI

Page 35

13LEGENDTERMINAL BLOCKXTERMINAL (UNMARKED)TERMINAL (MARKED)SPLICEFACTORY WIRINGFIELD WIRINGACCESSORY OR OPTION WIRINGTO INDICATE COMMON POTENTIALONLY,

Page 36

CL-10- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Page 37

CL-11Service Test Mode and Sub-Mode Directory (cont)NOTE: If the unit has a single circuit, the Circuit B items will not appear in the display.SUB-MOD

Page 38

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.Cata

Page 39

14COMP A2GRN/YELTRAN1H2H3H4SECONDARY 24VREDFC2BLK-1BLK-2BLK-3FU3SW2C1A1B1123H1X1CONNECT FORAPPROPRIATEPRIMARY VOLTAGESEE TABLE 1123CB1A111213TO FUSED

Page 40

15LEGENDTERMINAL BLOCKXTERMINAL (UNMARKED)TERMINAL (MARKED)SPLICEFACTORY WIRINGFIELD WIRINGACCESSORY OR OPTION WIRINGTO INDICATE COMMON POTENTIALONLY,

Page 41

16a30-5454Fig. 10A — Typical Wiring Schematic, 30RAP070-090 Units — Power Wiring

Page 42 - MAX. ALLOWABLE LOAD (%)

17LEGENDTERMINAL BLOCKXTERMINAL (UNMARKED)TERMINAL (MARKED)SPLICEFACTORY WIRINGFIELD WIRINGACCESSORY OR OPTION WIRINGTO INDICATE COMMON POTENTIALONLY,

Page 43 - SIGHT GLASS

18EQUIP GNDGRN/YELOFM5TRAN1H2H3H4SECONDARY 24VREDFC1BLK-1BLK-2BLK-3332211J2BRNVIO221J1133FU3SW2C1A1B1123H1X1CONNECT FORAPPROPRIATEPRIMARY VOLTAGESEE T

Page 44 - Operating Limitations

19LEGENDTERMINAL BLOCKXTERMINAL (UNMARKED)TERMINAL (MARKED)SPLICEFACTORY WIRINGFIELD WIRINGACCESSORY OR OPTION WIRINGTO INDICATE COMMON POTENTIALONLY,

Page 45

2CONTENTS (cont)Page•EPM CHIP• LOSS OF CCN COMMUNICATIONS• REPLACING DEFECTIVE MODULESHydronic Package. . . . . . . . . . . . . . . . . . . . . . . .

Page 46 - Electronic Components

20STANDARDTERMINALBLOCKPER NECTO FUSED DISCONNECT212223TB1AEQUIP GNDCOMP A1COMP A2GRN/YELOFM5TRAN1H2H3H4SECONDARY 24VREDFC1BLK-1BLK-2BLK-3332211J2BRNV

Page 47

21LEGENDTERMINAL BLOCKXTERMINAL (UNMARKED)TERMINAL (MARKED)SPLICEFACTORY WIRINGFIELD WIRINGACCESSORY OR OPTION WIRINGTO INDICATE COMMON POTENTIALONLY,

Page 48

22LEGEND FOR FIG. 3-12BMain Base Board (MBB) — See Fig. 13. The MBB isthe heart of the ComfortLink control system. It contains themajor portion of ope

Page 49 - ASSEMBLY

23Energy Management Module (EMM) — The EMMmodule is available as a factory-installed option or as a field-installed accessory. The EMM module receives

Page 50 - Oil Charge

24which should be blinking whenever power is on. Check LENconnections for potential communication errors at the board J3and/or J4 connectors. Communic

Page 51

25Table 7 — CCN Communication Bus WiringSensors — The electronic control uses 4 to 7 thermistors tosense temperatures for controlling chiller operatio

Page 52

26Energy Management Module (Fig. 18) — Thisfactory-installed option (FIOP) or field-installed accessory isused for the following types of temperatur

Page 53 - Check Unit Safeties

27The standard control has an automatic lead-lag feature builtin which determines the wear factor (combination of starts andrun hours) for each compre

Page 54

28Table 8 — Part Load Data Percent Displacement, Standard Units with Minimum Load Valve*Minimum Load Valve energized.NOTE: These capacity steps may va

Page 55

29Minimum Load Control — If equipped, the minimum loadcontrol valve is energized only when one compressor is run-ning on Circuit A and capcity is decr

Page 56

3 GENERALThis publication contains Controls, Start-Up, Operation,Service, and Troubleshooting information for the AquaSnap®30RAP air-cooled chillers

Page 57 - (For SPT)

30MOTORMASTER® V OPTION — Motormaster V is stan-dard on 30RAP010 and 015 size units. For all other units thatneed low-ambient operation, the lead f

Page 58

31Table 9 — Fan Stages30RAP UNIT SIZEFAN STAGESFan Stage Contactor Energized Fans Operating010,015 Stage 1 FC1 OFM1018-030Stage 1Stage 2FC1FC1,2OFM1OF

Page 59 - NOTE: Dimensions are in mm

32Cooling Set Point SelectSINGLE — Unit operation is based on Cooling Set Point 1(Set PointsCOOLCSP.1).DUAL SWITCH — Unit operation is based on Cool

Page 60

33The pump(s) in the hydronic package come factorypre-wired into the main unit power supply/starter. In order tocheck proper pump rotation, use the Se

Page 61 - CONFIGURATION TABLE

34factory-installed package, an auxiliary set of contacts is wiredto the MBB to serve as Chilled Water Pump Interlock. Whenthe mechanical cooling is c

Page 62 - Table 30 — Fault Codes

35limit Pump Changeover Hours (ConfigurationOPT1PM.DT) is reached, the lead pump will be turned OFF. Ap-proximately one (1) second later, the lag pu

Page 63 - Table 31 — Motormaster

36Table 11 — Dual Chiller Configuration (Master Chiller Example)SUB-MODE ITEM KEYPAD ENTRY DISPLAY ITEM EXPANSION COMMENTSDISPUNITOPT1OPT2CTRL CONTROL

Page 64

37Table 11 — Dual Chiller Configuration (Master Chiller Example) (cont)NOTES:1. Master Control Method (CTRL) can be configured as 0-Switch, 2-Occupanc

Page 65

38Table 12 — Dual Chiller Configuration (Slave Chiller Example)NOTES:1. Slave Control Method (CTRL) must be configured for 0.2. Slave CCN Address (CCN

Page 66 - (Minutes)

39Table 13 — 4 to 20 mA ResetNOTE: The example above shows how to configure the chiller for 4 to 20 mA reset. No reset willoccur at 4.0 mA input, and

Page 67

4When a specific item is located, the item name alternateswith the value. Press the key at a changeable itemand the value will be displayed. Press

Page 68

40Table 15 — Configuring Outdoor Air and Space Temperature Reset*One item skipped in this example.Table 16 — Configuring Return Temperature Reset*4 it

Page 69 - See Legend on page 73

41Under normal operation, the chiller will maintain a constantleaving fluid temperature approximately equal to the chilledfluid set point. As the cool

Page 70

42DEMAND LIMIT (CCN Loadshed Controlled) — To con-figure Demand Limit for CCN Loadshed control set the De-mand Limit Select (ConfigurationRSETDMDC)

Page 71

43Digital Scroll Option — The 30RAP010-090 unitshave a factory-installed option for a digital scroll compressorwhich provides additional stages of unl

Page 72

44CSP.1) or (Set PointsCOOLCSP.2), or if reset isused, with the control point (Run StatusVIEWCTPT).6. Check the cooler leaving chilled water temp

Page 73

45Table 20 — Minimum Fluid Volume in CirculationLEGENDHigh Cooler Leaving Chilled Water (Fluid) Temperatures(LCWT) — During start-up with cooler LCWT

Page 74

46For all units, if temperature reset is being used, the unit con-trols to a higher leaving-fluid temperature as the building loadreduces. If demand l

Page 75

47During the next several seconds, carefully connect the nega-tive test lead to pins 1,2,4 and 5 in succession (plug J6 for Cir-cuit A, plug J7 for Ci

Page 76

48VALVE MOTOR REPLACEMENTSizes 025, 030, and 050-060 Perform the following procedure to replace the EXVmotor:1. Be sure the refrigerant has been reco

Page 77 - APPENDIX A — DISPLAY TABLES

49SPORLANMOTOR AND ADAPTERASSEMBLYCABLECABLECABLE RETAINERCABLERETAINERMOTOR ADAPTERASSEMBLYMOTOR ADAPTERASSEMBLYINCLUDED IN CABLE KITGASKETSIGHTGLASS

Page 78

5Table 3 — Operating ModesMODE NO. ITEM EXPANSION DESCRIPTION01 CSM CONTROLLING CHILLER Chillervisor System Manager (CSM) is controlling the chiller.

Page 79

50Compressor Replacement (Fig. 34-36) — Allmodels contain scroll compressors and have from one to sixcompressors. The size 010-030 units are a sin

Page 80

51UNIT SIZES 100-150MANUFACTURER OILICI. . . . . . . . . . . . . . . . . . . . . . . . . . . . Emkarate RL 32HDo not reuse drained oil or any oil tha

Page 81

52A1A2B1B2OILSIGHT GLASSDISCHARGEACCESSVALVEFLOWSWITCHLWTDTTDISCHARGEACCESSVALVEDPTHPSRGTSPTSUCTIONACCESSVALVERGTSPTDPTHPSEWTLEGENDDPT — Discharge Pre

Page 82

53MINIMUM LOAD VALVE — On units equipped with thefactory-installed capacity reduction option, a solenoid valveand discharge bypass valve (minimum

Page 83

54value read by the control in the Temperatures mode using thescrolling marquee display.Pressure Transducers — The suction and dischargetransducers ar

Page 84

55Table 25 — 5K Thermistor Temperatures (°F) vs. Resistance/Voltage Drop(Voltage Drop for EWT, LWT, RGT, and OAT)TEMP(F)VOLTAG EDROP (V)RESISTANCE(Ohm

Page 85

56Table 26 — 5K Thermistor Temperatures (°C) vs. Resistance/Voltage Drop(Voltage Drop for EWT, LWT, RGT, and OAT)TEMP(C)VOLTAG EDROP(V)RESISTANCE(Ohms

Page 86

57Table 27 — 10K Thermistor Temperature (°F) vs. Resistance/Voltage Drop(For SPT)TEMP(F)VOLTAG EDROP(V)RESISTANCE(Ohms)–25 4.758 196,453–24 4.750 189,

Page 87

58Table 28 — 10K Thermistor Temperature (°C) vs. Resistance/Voltage Drop(For SPT)Table 29 — 86K Thermistor vs Resistance (DTT) TEMP(C)VOLTAG EDROP(V

Page 88

59The flow sensor cable is provided with (3) LEDs that indi-cate if 24 vac power is present and also status of the switchcontacts. The LEDs are as fol

Page 89

6ACCESSORY NAVIGATOR™ DISPLAY MODULE —The Navigator module provides a mobile user interface to theComfortLink control system, which is only available

Page 90

60configurations, the MMV follows a 4 to 20 mA speed refer-ence signal present on terminals 25 (+) and 2 (-). One addition-al jumper is required to co

Page 91

61 Fig. 41 — Typical Motormaster WiringCONFIGURATION TABLE*208-v can run in mode 5 or 6.MODE NOMINAL VOLTAGE HzCONTROL INPUT(PINS 25, 2)START JUMPER5

Page 92

62Table 30 — Fault Codes LEGENDFAULT CODE DESCRIPTION SOLUTIONAF High Temperature Fault: Ambient temperature is too high; Cooling f

Page 93 - APPENDIX B — CCN TABLES

63Table 31 — Motormaster® V Program Parameters for Operating Modes LEGENDPARAMETERS DESCRIPTION MODE 5 MODE 6 MODE 7 MODE 8P01

Page 94

64 1. Check that all power to unit is off. Carefully disconnectall wires from the defective module by unplugging itsconnectors. 2. Remove the defectiv

Page 95

65MAINTENANCERecommended Maintenance Schedule — The fol-lowing are only recommended guidelines. Jobsite conditionsmay dictate that maintenance schedul

Page 96

66If there is a command for a compressor to run and there isno current, then one of the following safeties or conditionshave turned the compressor off

Page 97

67NOTE: Turning off power to the module will reset it immedi-ately.For this reason, module power must never be switched withthe control circuit voltag

Page 98 - nnn.n 25 % SHRSTBGN

68 and until the sub-menu item RCRN “RESETALL CURRENT ALARMS” is displayed. Press .The control will prompt the user for a password, by displayingPA

Page 99 - CCN SERVICE TABLES — SERVICE

69Table 34 — Alarm and Alert CodesSee Legend on page 73.ALARM/ALERTCODEALARMORALERTDESCRIPTIONWHY WAS THISALARMGENERATED?ACTION TAKENBY CONTROLRESETME

Page 100

7CONTROL BOXFAN1A1COMPRESSORLOCATED OVER EMM AND EXVEMMEXVLONAUXUPCTB1TB4CSB-A1MBBCHCCCBFB-1TRANDISCONNECTOPTION/TBC-A1MMMS-CWP1CWP1MS-CWP2CWP2EMMEXVC

Page 101

70Table 34 — Alarm and Alert Codes (cont)ALARM/ALERTCODEALARMORALERTDESCRIPTIONWHY WAS THISALARMGENERATED?ACTION TAKENBY CONTROLRESETMETHODPROBABLECAU

Page 102

71Table 34 — Alarm and Alert Codes (cont)See Legend on page 73.ALARM/ALERTCODEALARMORALERTDESCRIPTIONWHY WAS THISALARMGENERATED?ACTION TAKENBY CONTROL

Page 103

72Table 34 — Alarm and Alert Codes (cont)ALARM/ALERTCODEALARMORALERTDESCRIPTIONWHY WAS THISALARMGENERATED?ACTION TAKENBY CONTROLRESETMETHODPROBABLECAU

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73Table 34 — Alarm and Alert Codes (cont) LEGENDALARM/ALERTCODEALARMORALERTDESCRIPTIONWHY WAS THISALARMGENERATED?ACTION TAKENBY

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74COMPRESSOR FAILURE ALERTST051, T052, T053 (Circuit A Compressor Failures)T055, T056, T057 (Circuit B Compressor Failures) — Alertcodes T051-T053 are

Page 106

75the alert is usually a faulty transducer, faulty 5-v power supply,or a loose connection.T092 (Circuit A Suction Pressure Transducer Failure)T093 (Ci

Page 107 - 1's

76T170 (Loss of Communication with the Compressor Expan-sion Module) —This alert indicates that there are communica-tions problems with the compressor

Page 108

77APPENDIX A — DISPLAY TABLESRun Status Mode and Sub-Mode DirectoryNOTE: If the unit has a single circuit, the Circuit B items will not appear in the

Page 109

78APPENDIX A — DISPLAY TABLES (cont)Run Status Mode and Sub-Mode Directory (cont)SUB-MODE ITEM DISPLAY ITEM DESCRIPTION COMMENTPMPREVENTIVE MAINTENANC

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79APPENDIX A — DISPLAY TABLES (cont)Service Test Mode and Sub-Mode DirectoryTemperature Mode and Sub-Mode Directory*Refer to Fig. 21 on page 30 for co

Page 111 - — The LEDs indicate if the

8LOCATED OVER EMM AND EXVCONTROL BOX ENDA1A2B1B2COMPRESSORSFAN3FAN1FAN2FAN4055,060 UNIT ONLYTRAN-1CB-1CB-2FCB-1/2/3TRAN-2CSB-A1CSB-A2C-A1FR-1FR-2C-A2F

Page 112 - Table G — Network Points List

80APPENDIX A — DISPLAY TABLES (cont)Pressures Mode and Sub-Mode DirectorySet Points Mode and Sub-Mode DirectoryInputs Mode and Sub-Mode DirectoryNOTE:

Page 113 -

81APPENDIX A — DISPLAY TABLES (cont)Outputs Mode and Sub-Mode DirectoryNOTE: If the unit has a single circuit, the Circuit B items will not appear in

Page 114

82APPENDIX A — DISPLAY TABLES (cont)Configuration Mode and Sub-Mode DirectorySUB-MODE ITEM DISPLAY ITEM DESCRIPTION COMMENTDISPDISPLAY CONFIGURATIONTE

Page 115

83APPENDIX A — DISPLAY TABLES (cont)Configuration Mode and Sub-Mode Directory (cont)SUB-MODE ITEM DISPLAY ITEM DESCRIPTION COMMENTOPT2UNIT OPTIONS 2 C

Page 116 - 30RAP Weekly Maintenance Log

84APPENDIX A — DISPLAY TABLES (cont)Configuration Mode and Sub-Mode Directory (cont)* Sizes 010-020 and 035-045, default is 1596. Sizes 025,030, 050-0

Page 117 - 30RAP Monthly Maintenance Log

85APPENDIX A — DISPLAY TABLES (cont)Configuration Mode and Sub-Mode Directory (cont)SUB-MODE ITEM DISPLAY ITEM DESCRIPTION COMMENTMMMOTORMASTERMMR.S Y

Page 118 - 30RAP Seasonal Shutdown Log

86APPENDIX A — DISPLAY TABLES (cont)Configuration Mode and Sub-Mode Directory (cont)SUB-MODE ITEM DISPLAY ITEM DESCRIPTION COMMENTSLCTSETPOINT AND RAM

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87APPENDIX A — DISPLAY TABLES (cont)Time Clock Mode and Sub-Mode DirectorySUB-MODE ITEM DISPLAY ITEM DESCRIPTION COMMENTTIMETIME OF DAYHH.MM XX.XX Hou

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88APPENDIX A — DISPLAY TABLES (cont)Time Clock Mode and Sub-Mode Directory (cont)SUB-MODE ITEM DISPLAY ITEM DESCRIPTION COMMENTHD.09HOLIDAY SCHEDULE 0

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89APPENDIX A — DISPLAY TABLES (cont)Time Clock Mode and Sub-Mode Directory (cont)SUB-MODE ITEM DISPLAY ITEM DESCRIPTION COMMENTHD.20HOLIDAY SCHEDULE 2

Page 122

9Fig. 6 — Typical Control Box for 30RAP070-150a30-5453

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90APPENDIX A — DISPLAY TABLES (cont)Time Clock Mode and Sub-Mode Directory (cont)SUB-MODE ITEM DISPLAY ITEM DESCRIPTION COMMENTSCH.N Schedule Number 0

Page 124 - MODE — RUN STATUS

91APPENDIX A — DISPLAY TABLES (cont)Time Clock Mode and Sub-Mode Directory (cont)SUB-MODE ITEM DISPLAY ITEM DESCRIPTION COMMENTPER.6OCCUPANCY PERIOD 6

Page 125 - III. Unit Start-Up (cont)

92APPENDIX A — DISPLAY TABLES (cont)Operating Mode and Sub-Mode DirectoryAlarms Mode and Sub-Mode DirectorySUB-MODE ITEM DISPLAY ITEM DESCRIPTION COMM

Page 126

93APPENDIX B — CCN TABLESCCN DISPLAY TABLES — A_UNIT (General Unit Parameters)CCN DISPLAY TABLES — CIRCA_AN (Circuit A Analog Parameters)DESCRIPTION V

Page 127

94APPENDIX B — CCN TABLES (cont)CCN DISPLAY TABLES — CIRCADIO (Circuit A Discrete Inputs/Outputs)CCN DISPLAY TABLES — CIRCB_AN (Circuit B Analog Param

Page 128

95APPENDIX B — CCN TABLES (cont)CCN DISPLAY TABLES — OPTIONS (Unit Parameters)CCN CONFIGURATION TABLES — UNIT (Unit Configuration)DESCRIPTION VALUE UN

Page 129

96APPENDIX B — CCN TABLES (cont)CCN CONFIGURATION TABLES — OPTIONS1 (Options 1 Configuration)CCN CONFIGURATION TABLES — OPTIONS2 (Options 2 Configurat

Page 130

97APPENDIX B — CCN TABLES (cont)CCN CONFIGURATION TABLES — RESETCON (Temperature Reset and Demand Limit)CCN CONFIGURATION TABLES — DUALCHIL (Dual Chil

Page 131

98APPENDIX B — CCN TABLES (cont)CCN CONFIGURATION TABLES — DISPLAY (Marquee Display SETUP)CCN CONFIGURATION TABLES — EXVACONF (EXV Circuit A Configura

Page 132

99APPENDIX B — CCN TABLES (cont)CCN SERVICE TABLES — SERVICECCN SETPOINT TABLES — SETPOINTCCN MAINTENANCE TABLES — CIRA_EXVCCN MAINTENANCE TABLES — CI

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