York E*RC Series Installation Instruction Download

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BI-FLOW
TXV/
CHECK
VALVE**

INDOOR COIL

COMPRESSOR

4-WAY
REVERSING
VALVE*

SUCTION
ACCUMULATOR

OUTDOOR
COIL

COOLING CYCLE FLOW

HEATING CYCLE FLOW

FIELD CONNECTED LINE

LIQUID
SENSOR

**NOTE: The indoor coil is shipped with an orifice.
The orifice must be replaced with a TXV kit.

CHECK VALVE

FILTER DRYER

(solid core)

* SHOWN IN COOLING POSITION

ORIFICE (heating)

FIGURE 13 - FLOW DIAGRAM - 060

—(10 & 12 SEER Single Phase)

INDOOR COIL

COMPRESSOR

4-WAY

REVERSING

VALVE*

SUCTION

ACCUMULATOR

OUTDOOR

COIL

COOLING CYCLE FLOW

HEATING CYCLE FLOW

* SHOWN IN COOLING POSITION

FIELD CONNECTED LINE

FIELD

CONNECTED LINE

LIQUID

SENSOR

Non Adjustable Thermal

Expansion Valve (Heating)

FILTER DRYER

(solid core).

Non Adjustable Thermal

Expansion Valve (Cooling)

FIGURE 14 - FLOW DIAGRAM - 024 thru 048

—(14 SEER)

515.16-N3Y

Unitary Products Group

Summary of Contents for E*RC Series

Page 1: ...or in the Directory of Certified Unitary Heat Pumps published by the Air Conditioning and Refrigeration Institute Using unmatched com ponents may not only affect the performance of the system but may...

Page 2: ...ue to wind chill effect Provide ample clearance from shrubs to allow adequate air to pass across the outdoor coil without leaves or branches being pulled into the coil The outdoor unit may never go in...

Page 3: ...bing must be done with care to obtain reliable trouble free operation 1 Selection of proper refrigerant tubing grade and size 2 Refrigerant line routing cutting and fitting 3 Insulating the vapor line...

Page 4: ...Recommendations and Refrigerant Line Length for vapor and liquid line sizing cali bration of liquid line pressure loss or gain determination of vapor line velocity elevation limitations orifice connec...

Page 5: ...for volts frequency phase maxi mum fuse size and minimum branch circuit ampacity Refer to the wiring diagram inside the unit control box cover before connecting to power supply 1 The line voltage ser...

Page 6: ...TAGE BOX FAN MOTOR PLUG FIGURE 4 OUTDOOR UNIT CONTROL BOX SINGLE PHASE 10 12 SEER CONTACTOR DUAL RUN FAN CAPACITOR GROUND LUG ADJUSTABLE HIGH VOLTAGE CONDUIT PLATE DEFROST CONTROL BOARD FINGERED BUSHI...

Page 7: ...FIGURE 6 OUTDOOR UNIT CONTROL BOX THREE PHASE 10 SEER 036 and 048 Models FIGURE 7 OUTDOOR UNIT CONTROL BOX THREE PHASE 10 SEER 060 Model 515 16 N3Y Unitary Products Group 7...

Page 8: ...D O O R U N I T T H E R M O S T A T I N D O O R U N I T P O W E R W I R I N G 2 0 8 2 3 0 3 6 0 4 6 0 3 6 0 P O W E R W I R I N G 2 4 V C O N T R O L W I R I N G N E C C L A S S 2 L O W V O L T A G E...

Page 9: ...FROST SAFETY LOCKOUT MODE The lock out control opens the circuits to the compressor contactor stopping the compressor in response to 400 High Pressure limit switch opening for more than one second The...

Page 10: ...l remain in defrost until the defrost thermostat opens or 10 minutes expires If the thermostat is open when the short is removed the heat pump will exit defrost immediately 14 SEER WITH DEMAND DEFROST...

Page 11: ...DRYER solid core SHOWN IN COOLING POSITION ORIFICE heating FIGURE 13 FLOW DIAGRAM 060 10 12 SEER Single Phase INDOOR COIL COMPRESSOR 4 WAY REVERSING VALVE SUCTION ACCUMULATOR OUTDOOR COIL COOLING CYCL...

Page 12: ...low the unit to go into a defrost cycle if the compressor is operating When the short is removed the heat pump will remain in defrost until the coil temperature reaches 75 F or 14 minutes expires If t...

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York E*RC Series, Installation Instruction

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