Carrier 50PEC09-18 User Manual

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

10a50-8344Fig. 8 — 50PEC18 Front Return Cabinet Dimensions — Right Hand PipingNOTES:1. Dimensions are shown in inches. Dimensions in parentheses are i

11°(89)L.H.(NOTE 2).50 (13)11.50(292).75(19)4.12(105)(Note 2)a50-8345Fig. 9 — 50PEC09-15 Front Return Cabinet Dimensions — Left Hand PipingNOTES:1. Di

12a50-8346Fig. 10 — 50PEC18 Front Return Cabinet Dimensions — Left Hand PipingNOTES:1. Dimensions are shown in inches. Dimensions in parentheses are i

13Power SupplyBlower DeckBlower Access PanelCompressorAccessPanelControl Box40.98(1041)4.46(113)0.75(19)0.75(19)*20.50(521)11.54(293)*16.66(423)30°0.8

14NOTES:1. Dimensions shown are in inches. Dimensions in parentheses are in millimeters.2. Optional autoflow valve, motorized water valve and disconne

15Fig. 13 — 50PEC18 Chassis Dimensions — Bottom Return*If optional subbase is selected, add 125 mm to dimension.NOTES:1. Dimensions shown are in inche

16Fig. 14 — 50PEC18 Chassis Dimensions — Front ReturnNOTES:1. Dimensions shown are in inches. Dimensions in parentheses are in millimeters.2. Optional

17 Step 2 — Check Unit — Upon receipt of shipment atthe jobsite, carefully check the shipment against the bill of lad-ing. Make sure all units have

18Fig. 17 — 50PEC Unit Manual or Auto Changeover with Complete C Controller WiringComplete C10Complete CLEGENDNOTES:1. Compressor and blower motor the

19Fig. 18 — 50PEC Unit with Complete C and LON ControllersComplete CComplete CLEGEND*Optional wiring.NOTES:1. Compressor and blower motor thermally pr

2GENERALThe 50PEC water source heat pump console unit is a decen-tralized room terminal designed for field connection to aclosed-circuit piping loop.U

20Fig. 19 — 50PEC Unit with Deluxe D and LON ControllersDeluxe DDeluxe DAL — Alarm Relay ContactsBM — Blower MotorCAP — CapacitorCB — Circuit BreakerC

21Fig. 20 — 50PEC Unit Manual or Auto Changeover and Deluxe D ControllerDeluxe D9Deluxe DAL — Alarm Relay ContactsBM — Blower MotorBR — Blower RelayCA

22Fig. 21 — 50PEC Unit Remote-Mounted Thermostat with Complete C Controller WiringComplete CComplete CAL — Alarm Relay ContactsBM — Blower MotorBR — B

23Fig. 22 — 50PEC Unit Remote-Mounted Thermostat with Deluxe D Controller WiringDeluxe DDeluxe DAL — Alarm Relay ContactsBR — Blower RelayCAP — Capaci

24YWOGRCAL1AL2ACRCMP1FANPWRHS1/EXH/RVSPREMIERLINKCRCOMPLETECCONTROLJ4J6J5J8J1PWRSPSALWCMPSAFETTTY1GRCAL1CMP1FANPWRPREMIERLINKDELUXEDCONTROLJ4J8J1PWRCM

25Table 2 — Electrical Data — 50PEC UnitsLEGENDMake all final electrical connections with a length of flexi-ble conduit to minimize vibration and soun

26 OPTIONAL WALL-MOUNTED THERMOSTAT —The 50PEC water source heat pump units are built with stan-dard internal thermostats in either manual changeover

27PRE-START-UPSystem Cleaning and Flushing — Cleaning andflushing the unit and system is the single most important step toensure proper start-up and

28Table 4 — Air and Water LimitsNOTES:1. Minimum air and water conditions can only be used at nominal flow rates.2. 50PEC units may have up to two val

297. System Control: To ensure no catastrophic system fail-ures occur, verify system controls are functioning and thesequencing is correct.8. Freeze P

3LEGEND*Dimension reduced by fitting if selected.NOTE: Dimensions shown are in inches. Dimensions in parentheses are in millimeters.EPT — External Pip

30Select OFF for set point of 10.0 C or select ON for set point of4.4 C.If switch 8 is set for 10.0 C, then the compressor will beused for heating as

31AHRI/ISO/ASHRAE Standard 13256-1 rating test, for initialstart-up in winter.Unit Start-Up1. Turn the thermostat fan position to “ON”. Blower shoulds

32Table 10 — Approximate Fluid Volume (L)per 30 M of PipeLEGENDNOTE: Volume of heat exchanger is approximately 3.78 liters.Table 11 — Antifreeze Perce

33immediately when the Cooling Stage 1 demand is removed.The control reverts to Standby mode. The RV relay remains onuntil there is a heating demand.

34Table 14 — Aquazone™ Deluxe D Control Current LED Status and Alarm Relay OperationsLEGEND NOTES:1. If there is no fault in memory, the Fault LED wil

35produce water (or debris) velocities that can erode the heat ex-changer wall and ultimately produce leaks.Proper water treatment can minimize tube f

36Checking System Charge — Units are shipped withfull operating charge. If recharging is necessary:1. Insert thermometer bulb in insulating rubber sle

37Table 15 — TroubleshootingLEGENDFAULT HEATING COOLING POSSIBLE CAUSE SOLUTIONMain Power Problems X X Green Status LED Off Check line voltage circuit

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

CL-150PEC UNITSTART-UP CHECKLISTCUSTOMER:___________________________ JOB NAME: _______________________________________MODEL NO.:______________________

4LEGEND*Dimension reduced by fitting if selected.NOTE: Dimensions shown are in inches. Dimensions in parentheses are in millimeters.EPT — External Pip

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

5NOTES:1. Dimensions are shown in inches. Dimensions in parentheses are in millimeters.2. Access is reduced if optional disconnect box is selected.3.

6Fig. 4 — 50PEC18 Bottom Return Cabinet Dimensions — Right Hand PipingNOTES:1. Dimensions are shown in inches. Dimensions in parentheses are in millim

7a50-8341Fig. 5 — 50PEC09-15 Bottom Return Cabinet Dimensions — Left Hand PipingNOTES:1. Dimensions are shown in inches. Dimensions in parentheses are

8Fig. 6 — 50PEC18 Bottom Return Cabinet Dimensions — Left Hand PipingNOTES:1. Dimensions are shown in inches. Dimensions in parentheses are in millime

9a50-8343Fig. 7 — 50PEC09-15 Front Return Cabinet Dimensions — Right Hand PipingNOTES:1. Dimensions are shown in inches. Dimensions in parentheses are