Carrier 38YCG Specifications download pdf

HEATUNG & COOUNG

38YCC, 38YCG, 38YCS

10 SEER SpMit-System

Heat Pump

%isitx__ _.carrier.com

tnstammation and Start-Up tnstructions

NOTE: Read the entire instruction manual before starting the

installation.

This symhoi --> indicates a change since the last issue.

SAFETY CONSIDERATIONS

Improper installation, adjustment, alteration, service, nmintenance,

or use can cause explosion, fire, electrical shock, or other

conditions which may cause death, personal injury, or property

damage. Consult a qualified installer, service agency, or your

distributor or branch for information or assistance. The qualified

installer or agency must use fi_ctory=authorized kits or accessories

when modifying this product. Refkr to the individual instructions

packaged with the kits or accessories when installing.

Follow all safety codes. Wear safety glasses, protective clotiaing,

and work gloves. Use quenciaing clotia fbr brazing operations.

Have fire extinguisher available. Read these instructions thor°

oughly and fbllow all warnings or cautions included in literature

and attached to the unit. Consuh local building codes and National

Electrical (?ode (NEC) tbr special requirements.

Recognize safety informatiom This is the safety-alert symbolz_ .

When you see this symbol on the unit and in instructions or

manuals, be alert to the potential for personal injury.

Understand the signal words DANGER, WARNING, and (AU=

TION. These words are used with the safkty-alert symbol. DAN=

GER identifies the most serious hazards which will result in severe

personal inju V or death. WARNING signifies hazards which

could result in personal injury or death. CAUTION is used to

identify unsafe practices which would result in minor personal

injury or product and property damage. NOTE is used to highlight

suggestions which will result in enhanced installation, reliability,

or operation.

Fig, 1--Mode{ 38YCC

A97005

Be_bre installing, modil_-ing, or servicing system, main dec=

trical disconnect switch must be in the OFF position. There

may be more than l disconnect switch. Lock out and tag

switch(es) with a suitable warning label. Electrical shock can

cause personal injury or death.

_NTRODUCTION AND RECOMMENDATIONS

NOTE: In some cases noise has been tlaced to improper instal°

tation of equipment

1. Locate unit away [)om windows, patios, decks, and so forth

where unit operation sounds may distm'b customer

2. Ensure that vapor- and liqui&tube diameters are appropriate to

capacity of unit.

3. Rnn refrigerant tubes as directly as possible by avoiding

unnecessary rams and bends.

4. Leave some slack between structure and unit to absorb

vibration.

5. When passing refrigerant robes through the wall, seal opening

with RTV or other pliable silicon=based caulk. (See Fig. 30

A98525

Fig. 2--Mode{s 38YCG and 38YOS

6 Avoid direct refiigerant robing contact with water pipes, duct

work, floor joists, walt studs, floors, and walls

7 Do not suspend refrigerant tubing fiom joists and studs with a

rigid wire or strap that comes in direct contact with robing.

(See Fig, 30

8 Ensure that refrigerant robing insulation is pliable and con>

pletely sun'ounds vapor robe.

9. When necessary, use hanger straps which are 1 in. wide and

confbm_ to shape of robing insulation. (See Fig. 3.)

10. Isolate hanger straps from insulation by using metal sleeves

bent to con_bt_n to shape of insulation.

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

PC 101 Catalog No. 533-80100 Printed in USA Form 38YCC-6SI Pg 1 5-03 Replaces: 38YCC-5SI

1 2 3 4 5 6 7 8

Summary of Contents

Page 1 - Heat Pump

HEATUNG & COOUNG38YCC, 38YCG, 38YCS10 SEER SpMit-SystemHeat Pump%isitx__ _.carrier.comtnstammation and Start-Up tnstructionsNOTE: Read the entire

Page 2 - Fig. 4--Mounting Unit to Pad

NOTE: Avoid contact between tubing and structureINDOOR WALLdiD TUBEINSULATIONTHROUGH THE WALL.-_ JO_ST1C1SUSPENSIONA94028Fig. 3--Connecting Tubing Ins

Page 3

Table 1--Refrigerant Connections and Recommended Liquid- and Vapor=Tube Diameters (In.}UMTSiZE0t8, 024030, 036042, 048O6ONOTES:UQUID VAPOR VAPOR (LONG

Page 4

Step 9--Make Emectdcal ConnectionsBe sure field wiring complies with local and national fire, safety,and electlical codes, and voltage to system is wi

Page 5 - ... i

HP THERMOSTATm24 VAC HOT D24 VAC COMHEAT STAGE 2COOL/HEATSTAGE 1INDOORFANRVS COOLINGEMERGENCYHEATTYPICALFAN COIL* IF AVAILABLEHEATPUMP... i-->Fi

Page 6 - FLASH _PHASE PROBLEM

NOTE:If thephasingis incorrecLthecontactorwill not beenergizeE To correct the phasing, interchange any 2 of the 3power connections on the field side.W

Page 7

NOTE:Lengthofdefiostcycleisdependentuponlengthoftimeittakestoremovescrew&iverflora test pins after reversing valvehas shifted.7. Unit will remain

Page 8 - Tab 15al 5a