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506318-03

Issue 1946

Save these instructions for future reference

INSTALLATION INSTRUCTIONS

4HP14/15 SPLIT SYSTEM HEAT PUMP

 

(P) 506318-03

*P506318-03*

215 Metropolitan Drive

West Columbia, SC 29170

This manual must be left with the homeowner for future reference.

This is a safety alert symbol and should never be ignored. When you see this symbol on labels or in manuals, be alert to 

the potential for personal injury or death.

Table of Contents

General ........................................................................1

Installation ...................................................................2

Refrigeration Piping .....................................................4

Electrical Wiring .........................................................12

Start-Up .....................................................................13

Operation ...................................................................14

Maintenance ..............................................................16

Homeowner Information ............................................16

General

Read this entire instruction manual, as well as the 

instructions supplied in separate equipment, before 

starting the installation. Observe and follow all warnings, 

cautions, instructional labels, and tags. Failure to comply 

with these instructions could result in an unsafe condition 

and/or premature component failure.

These instructions are intended as a general guide only 

for use by qualified personnel and do not supersede any 

national or local codes in any way. The installation must 

comply with all provincial, state, and local codes as well as 

the National Electrical Code (U.S.) or Canadian Electrical 

Code (Canada). Compliance should be determined prior 

to installation.

This unit uses R-410A, which is an ozone-friendly HFC 

refrigerant. The unit must be installed with a matching 

indoor coil and line set. A filter drier approved for use with 

R-410A is installed in the unit.

Installation and servicing of air conditioning equipment 

can be hazardous due to internal refrigerant pressure 

and live electrical components. Only trained and 

qualified  service  personnel  should  install  or  service 

this equipment. Installation and service performed by 

unqualified  persons  can  result  in  property  damage, 

personal injury, or death.

 WARNING

Sharp metal edges can cause injury. When installing 

the unit, use care to avoid sharp edges.

 WARNING

ELECTRICAL SHOCK HAZARD!

Risk of electrical shock. Disconnect all 

remote power supplies before installing 

or servicing any portion of the system. 

Failure to disconnect power supplies 

can result in property damage, personal 

injury, or death.

 WARNING

Содержание 4HP14

Страница 1: ...alified personnel and do not supersede any national or local codes in any way The installation must comply with all provincial state and local codes as well as the National Electrical Code U S or Cana...

Страница 2: ...nstalled on a solid foundation This foundation should extend a minimum of 2 inches beyond the sides of the outdoor section To reduce the possibility of noise transmission the foundation slab should NO...

Страница 3: ...l or other barrier Table 2 Clearances 30 around Control Box 24 6 NOTE See Table 2 for specific minimum clearance guidelines Figure 2 DO LOCATE THE UNIT With proper clearances on sides and top of unit...

Страница 4: ...8 042 3 8 3 8 7 8 7 8 048 3 8 3 8 7 8 7 8 060 3 8 3 8 7 8 1 1 8 Field supplied 7 8 x 1 1 8 connector required on both ends of vapor tubing Table 3 Recommended Liquid Vapor Tube Diameters in Be extra c...

Страница 5: ...UNIT VAPOR LINE SERVICE VALVE VAPOR LIQUID 1 A B C D A Cylinder with clean R 410A positioned to deliver liquid refrigerant to the vapor service valve B Refrigerant gauge set low side to the liquid lin...

Страница 6: ...il Shown Sensing bulb insulation is required if mounted external to the coil casing sensing bulb installation for bulb positioning STUB END TEFLON RING LIQUID LINE ASSEMBLY WITH BRASS NUT DISTRIBUTOR...

Страница 7: ...ound Do not crimp end of the line Remove service cap and core from both the vapor and liquid line service ports 1 2 LIQUID LINE SERVICE VALVE SERVICE PORT CORE SERVICE PORT CAP SERVICE PORT CORE SERVI...

Страница 8: ...ES POINT FLAME AWAY FROM SERVICE VALVE PREPARATION FOR NEXT STEP 7 WRAP SERVICE VALVES To help protect service valve seals during brazing wrap water saturated cloths around service valve bodies and co...

Страница 9: ...of the manifold gauge set in order to pressurize the line set and the indoor unit E After a few minutes open one of the service valve ports and verify that the refrigerant added to the system earlier...

Страница 10: ...id refrigerant Open the manifold gauge valve 1 to 2 psig in order to release the vacuum in the line set and indoor unit G Perform the following Close manifold gauge valves Shut off HFC 410A cylinder R...

Страница 11: ...nch with a hex head extension to back the stem out counterclockwise as far as it will go Use a 3 16 hex head extension for liquid line service valves and a 5 16 extension for suction line service valv...

Страница 12: ...the low voltage field wiring 2 Ground unit at unit disconnect switch or to an earth ground To facilitate conduit a hole is in the bottom of the control box Connect conduit to the control box using a...

Страница 13: ...or varying lengths of line set refer to Table 4 for refrigerant charge adjustment A blank space is provided on the unit rating plate to list the actual field charge Table 4 Refrigerant Charge Adjustme...

Страница 14: ...for 90 seconds following the start up of the compressor during test mode High Pressure Switch HI PS When the high pressure switch trips the defrost board will cycle off the compressor and the strike c...

Страница 15: ...ition at power up the control will ignore the test pins When the jumper is placed across the TEST pins for 2 seconds the control will enter the defrost mode If the jumper is removed before an addition...

Страница 16: ...ent fins may affect unit operation SHARP OBJECT HAZARD Condenser coils have sharp edges Wear adequate body protection on body extremities e g gloves FAILURE TO FOLLOW THIS WARNING COULD RESULT IN BODI...

Страница 17: ...he defrost cycle In case of extended power outage If the outdoor temperature is below 50 F and power to your outdoor unit has been interrupted for one hour or longer observe the following when restori...

Страница 18: ...506318 03 Page 18 of 18 Issue 1946 Figure 8 14 15 SEER Wiring Diagram...

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