Installation and
Operation Manual
H J
HRE1318/1360-1A
Split System
Heat Pump Systems
Page 1: ...Installation and Operation Manual H J HRE1318 1360 1A Split System Heat Pump Systems...
Page 2: ...ATION FAILURE TO FOL LOW THESE INSTRUCTIONS MAY RESULT IN IMPROPER INSTALLATION ADJUSTMENT SERVICE OR MAINTENANCE POSSIBLY RESULTING IN FIRE ELECTRICAL SHOCK PROPERTY DAMAGE PERSONAL INJURY OR DEATH W...
Page 3: ...DEFROST CONTROL 14 8 1 Defrost Initiation 14 8 2 Defrost Termination 14 8 3 Temperature Sensors 14 8 4 Test Mode 15 8 5 Demand Defrost Operation 15 8 6 Trouble Shooting Demand Defrost 15 9 0 EVACUATI...
Page 4: ...and installed under entire unit Failure to do so can result in property damage WARNING The unit must be permanently grounded Failure to do so can cause elec trical shock resulting in severe personal i...
Page 5: ...t a duct analysis of the structure and a heat gain calculation must be made A heat gain calculation begins by measuring all external surfaces and openings that gain heat from the surrounding air and q...
Page 6: ...663 5 Length L in mm 235 8 600 Width W in mm 235 8 600 BASE PAN BOTTOM VIEW DO NOT OBSTRUCT DRAIN HOLES SHADED 2 13 SEER Cooling Capacity 24 30 36 42 48 60 265 8 676 2 2715 16 709 6 3515 16 912 8 275...
Page 7: ...er that will not wash off with water Several different types of protective coil coatings are offered in some areas These coatings may provide some benefit but the effectiveness of such coating materia...
Page 8: ...lts in less economical operation Closely follow clearance recommendations See Figure 1 o 24 to the service panel access o 60 above heat pump fan discharge unit top to prevent recirculation o 6 to heat...
Page 9: ...ad ratings of 120 MPH sustained wind load and 3 second 150 MPH gust While this procedure is not mandatory the Manufacturer does recommend that equipment be prop erly secured in areas where high wind d...
Page 10: ...of line set All models are supplied with service valves Keep tube ends sealed until connection is to be made to prevent system contamination 5 0 REPLACEMENT UNITS To prevent failure of a new heat pump...
Page 11: ...Excessively long refrigerant lines cause loss of equipment capacity 7 3 OUTDOOR UNIT INSTALLED ABOVE INDOOR COIL Keep the vertical separation between coils to a minimum However the vertical dis tance...
Page 12: ...as possible with a minimum num ber of elbows or bends Locations where the tubing will be exposed to mechanical damage should be avoided If it is necessary to use such locations the copper tubing shou...
Page 13: ...a leak is found relieve pressure and repair 13 SEER Cooling Capacity 25 98 98 99 99 99 1 00 1 00 1 00 1 00 1 00 1 01 1 01 1 01 1 01 1 01 96 96 97 97 97 99 99 99 1 00 1 00 1 00 1 00 1 01 1 01 1 01 93...
Page 14: ...7 94 5 16 7 94 42 5 16 7 94 48 3 8 9 53 60 3 8 9 53 1 4 25 50 70 25 23 8 6 35 7 62 15 24 21 34 7 62 7 01 2 44 5 16 36 42 48 54 0 0 0 0 7 94 10 97 12 80 14 63 16 48 1 4 25 50 25 23 6 35 7 62 15 24 7 62...
Page 15: ...tiated if six hours of accumulated compressor run time has elapsed without a defrost with the outdoor coil temperature below 35 F 8 2 DEFROST TERMINATION See Figure 4 Once a defrost is initiated the d...
Page 16: ...he indoor thermostat select switch to heat and thermostat lever to a call for heat Jumper the test pins to put the unit into defrost If the unit goes into defrost and comes back out of defrost the ind...
Page 17: ...e The installers should balance the air distribution system to ensure proper quiet air flow to all rooms in the home This ensures a comfortable living space An air velocity meter or airflow hood can g...
Page 18: ...d wiring must comply with the National Electric Code C E C in Canada and any applicable local code 13 1 POWER WIRING It is important that proper electrical power from a commercial utility is available...
Page 19: ...gn Conditions for Compressors 208 230 1 Phase 197 253 208 230 3 Phase 187 253 460 414 506 575 517 633 FIGURE 5 CONTROL WIRING FOR AIR HANDLER NOTES 1 Jumper E to W2 to transfer control of supplemental...
Page 20: ...nt senses compressor head pressure and shuts the heat pump fan off when the head pressure drops to approximately 175 PSIG This allows the unit to build a sufficient head pressure at lower ambient in o...
Page 21: ...lution 16 1 ELECTRICAL CHECKS FLOW CHART Unit Running NO YES Thermostat Problem Go to Mechanical Checks YES NO for Cooling or Heating Repair and Recheck Transformer Problem YES NO Repair and Recheck V...
Page 22: ...te Indoor Air Flow Recirculation of Inoperative Compressor Broken Indoor Outdoor Air Valves Blower Belt Non condensibles Outdoor Check Valve Inoperative Indoor Blower Closed Higher than Ambient Low on...
Page 23: ...l Inoperative Indoor Blower Open IPR Valve Closed Indoor Inoperative OD Fan Overcharge Check Valve Check Defrost Control Inadequate Indoor Inoperative Compressor Low On Charge Air Flow Valves Non cond...
Page 24: ...oor Sensor Location Wrong Defrost Control Timer Setting No Defrost Timer Wrong Defrost Control Control Power Timer Setting Poor Sensor Location Failed Defrost Control Failed Defrost Relay Low System C...
Page 25: ...frigerant Registers sweat Low indoor airflow Increase speed of blower or reduce restriction replace air filter High head low vapor pressures Restriction in liquid line expansion device or filter drier...
Page 26: ...unit Correct and complete diagnosis High voltage Power company problem Have problem corrected High head pressure Overcharge Check system charge Dirty heat pump coil Clean coil Faulty or wrong size Rep...
Page 27: ...High pressure switch Low pressure switch Ambient thermostat Solid state protection control or internal thermal sensors Compressor timed off on control or interlock No voltage on line side Blown fuses...
Page 28: ...m out of calibration Customer misuse FLOODED STARTS SYMPTOMS POSSIBLE CAUSES CHECK OR REMEDIES Liquid in the compressor shell Faulty or missing crankcase heater Replace crankcase heater Too much liqui...
Page 29: ...le clockwise superheat settings Valve feeds too much refrigerant Moisture causing valve to stick open Recover refrigerant replace filter with low superheat and higher than drier evacuate system and th...
Page 30: ...in another refrigerant or refrigerant oil flowing position around the circumference of through suction line the suction line Unequal refrigerant flow through Ensure proper distributor piston is evapor...
Page 31: ...30 FIGURE 6 WIRING DIAGRAM T3 L1 L3 T1 CC CCH OPTIONAL BELLY BAND CRANKCASE HEATER BK BK GND JHB 01 19 04 90 101229 02 03 17 0 WIRING DIAGRAMS...
Page 32: ...Ave Jackson Michigan 49203 Ph 517 787 2100 Fax 517 787 9341 www heatcontroller com THE QUALITY LEADER IN CONDITIONING AIR Design specifications performance data and materials subject to change withou...
