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Allied 4SHP20LX, Installation Instructions Manual

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Allied 4SHP20LX Installation Instructions Manual Download Page 13

507563-01

Page 13 of 19

Issue  1946

Indoor Control

Single Wire To

C Terminal

Unused Wires

Unused Wires

Single Wire To C Terminal

OUTDOOR UNIT

PROVIDED RAST

6-PIN CONNECTOR

CONNECTS TO

RAST 6-PIN

CONNECTOR

ROUTE CONTROL

WIRING THROUGH

GROMMET AND

SECURE WITH

CABLE TIE

GROMMET AND

CABLE TIE.

USE WATERTIGHT

CONDUIT FOR HIGH

VOLTAGE

CONNECT CONDUIT

TO CUTOUT AND

ROUTE HIGH

VOLTAGE WIRING

INDOOR CONTROL

Thermostat

Figure 6. Control Wiring

Summary of Contents for 4SHP20LX

Page 1: ...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 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 Installati...

Page 2: ...ve fire extinguisher available Read these instructions thoroughly and follow all warning or cautions attached to the unit 1 Always wear proper personal protection equipment 2 Always disconnect electrical power before removing panel or servicing equipment 3 Keep hands and clothing away from moving parts 4 Handle refrigerant with caution refer to proper MSDS from refrigerant supplier 5 Use care when...

Page 3: ...Top of unit 48 Between units 24 Against wall 6 Maximum soffit overhang is 36 NOTE At least one side should be unobstructed by a wall 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 On a solid level foundation or pad unit must be level to within 1 4 i...

Page 4: ...re at this time will eliminate future service problems It is recommended that vertical suction risers not be up sized Proper oil return to the compressor should be maintained with suction gas velocity Filter Drier The filter drier is very important for proper system operation and reliability If the drier is shipped loose it must be installed by the installer in the field Unit warranty will be void...

Page 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 line valve C Refrigerant gauge set center port to inlet on the recovery machine with an empty recovery tank connected to the gauge set D Connect recovery tank to recovery machine per machine instruction...

Page 6: ...oil 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 ASSEMBLY 3 Install one of the provided Teflon rings around the stubbed end of the check expansion valve and lightly lubricate the connector threads and expose surface of the Teflon ring with refriger...

Page 7: ...round 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 SERVICE PORT CAP CUT AND DEBUR LINE SET SIZE MATCHES SERVICE VALVE CONNECTION DO NOT CRIMP SERVICE VALVE CONNECTOR WHEN PIPE IS SMALLER THAN CONNECTION 3 VAPOR LINE SERVICE VALVE COPPER TUBE STUB REFRIGER...

Page 8: ...VES 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 copper tube stubs Use additionalwater saturated cloths underneath the valve body to protect the base paint 4 FLOW NITROGEN Flow regulated nitrogen at 1 to 2 psig through the refrigeration gauge set int...

Page 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 is measurable with a leak detector F After the line set has been connected to the indoor and outdoor units check the line set connections and indoor unit for leaks Use the following procedure to test...

Page 10: ...uid 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 Reinstall service valve cores by removing manifold hose from service valve Quickly install cores with core tool while maintaining a positive system pressure Replace stem caps and finger tighten them t...

Page 11: ...ench 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 valves 3 Replace the stem cap Tighten finger tight then tighten an additional 1 6 turn To Close Liquid or Suction Line Service Valve 1 Remove the stem cap with an adjustable wrench 2 Use a service wrench...

Page 12: ...s shipped with room thermostat Generally the thermostat should not be exposed to sunlight drafts or vibration and should not be mounted on exterior walls Low voltage wiring must be separated from high voltage wiring WARNING Low voltage connections should be in accordance to the wiring diagram Alarms Alarm information is provided on the outdoor unit access panel and in the Comfort Sync Wi Fi Instal...

Page 13: ... C Terminal OUTDOOR UNIT PROVIDED RAST 6 PIN CONNECTOR CONNECTS TO RAST 6 PIN CONNECTOR ROUTE CONTROL WIRING THROUGH GROMMET AND SECURE WITH CABLE TIE GROMMET AND CABLE TIE USE WATERTIGHT CONDUIT FOR HIGH VOLTAGE CONNECT CONDUIT TO CUTOUT AND ROUTE HIGH VOLTAGE WIRING INDOOR CONTROL Thermostat Figure 6 Control Wiring ...

Page 14: ...Page 14 of 19 507563 01 Issue 1946 Figure 7 Control Board 7 SEGMENT DISPLAY PUSH BUTTON ...

Page 15: ...For 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 Adjustment Liquid Line Set Diameter Oz Per 5 ft adjust from 15 ft line set 3 8 in 3 oz per 5 ft or 0 6 oz per 1 ft If line length is greater than 15 ft add this amount If line length is less than 15 ft remov...

Page 16: ...bent 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 BODILY INJURY WARNING Painted Surfaces For maximum protection of the unit s finish a good grade of automobile wax should be applied every year In geographical areas where water has a high concentration o...

Page 17: ...at may engage auxiliary heat during the defrost cycle to satisfy a heating demand however the unit will run to normal operation at the conclusion of the 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 restoring power to your heat pump system Set the room the...

Page 18: ...CK THERMAL PROTECTION SWITCH GRAY GRAY RED BLACK BLUE BROWN NOTES 1 NOTE FOR USE WITH COPPER CONDUCTORS ONLY REFER TO UNIT RATING PLATE FOR MINIMUM CIRCUIT AMPICITY AND MAXIMUM OVERCURRENT PROTECTION SIZE 2 WARNING ELECTRIC SHOCK HAZARD CAN CAUSE INJURY OR DEATH UNIT MUST BE GROUNDED IN ACCORDANCE WITH NATIONAL AND LOCAL CODES 3 REFER TO COMPRESSOR IN UNIT FOR ACTUAL TERMINAL ARRANGEMENT 4 NOTE IF...

Page 19: ...OVERCURRENT PROTECTION SIZE 2 WARNING ELECTRIC SHOCK HAZARD CAN CAUSE INJURY OR DEATH UNIT MUST BE GROUNDED IN ACCORDANCE WITH NATIONAL AND LOCAL CODES 3 REFER TO COMPRESSOR IN UNIT FOR ACTUAL TERMINAL ARRANGEMENT 4 NOTE IF ANY WIRE IN THE APPLIANCE IS REPLACED IT MUST BE REPLACED WITH WIRE OF LIKE SIZE RATING INSULATION THICKNESS AND TERMINATION U W V 1 2 GRAY GRAY RED L2 L1 CONTROL PANEL LOW PRE...

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