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Heat Controller R-410A manual

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Table of contents for the manual

  • Page 1

    OUTDOOR SPLIT SYSTEM HEA T PUMP INST ALLA TION INSTR UCTIONS DO NO T DESTRO Y . PLEASE READ CAREFULL Y AND KEEP IN A SAFE PLA CE FOR FUTURE REFERENCE. IMPOR T ANT A TTENTION INST ALLERS: It is your responsibility to kno w this product better than y our customer . This includes being able to install the pr oduct according to strict saf ety guideline[...]

  • Page 2

    2 W ARNING: ELECTRICAL SHOCK, FIRE OR EXPLOSION HAZARD Failure to follow safety warnings exactly could result in serious injury or property damage. Improper servicing could result in dangerous operation, serious injur y , death or property damage. • Before servicing, disconnect all electrical power to the indoor blo wer . •[...]

  • Page 3

    3 HEA T PUMP INST ALLA TION General Information Split system heat pumps are designed only f or outdoor rooftop or ground le v el installations. This unit has been tested f or capacity and efficiency in accordance with AHRI Standards and will provide man y years of saf e and dependable comf or t, providing it is properly installed and maintained. A[...]

  • Page 4

    4 Connecting RefrigerantT ubing Between  the Indoor & Outdoor Unit CA UTION: When servicing, cover or seal openings to minimize the exposure of the refrigerant system to air to prevent accum ulation of moisture and other contaminants. After outdoor and indoor unit placement has been determined, route refr igerant tubing between the [...]

  • Page 5

    5 the line-v oltage leads to the ter minals on the contactor inside the control compar tment. • Use only copper wire for the line voltage power supply to this unit as listed in T able 1. Use proper code agency listed conduit and a conduit connector f or connecting the supply wires to the unit. Use of rain tight co[...]

  • Page 6

    6 • Do not add additional oil to motors unequipped with oil tubes. The compressor is her metically sealed at the f actor y and does not require lubrication. ST ART UP & ADJUSTMENTS Pre-Start Check List √ V er ify the unit is le vel and has sufficient clearances f or unobstructed airflow . √ V erify the o[...]

  • Page 7

    7 ther mostat. NO TE: The blo wer should also stop unless f an s witch is set to the ON position. System Heating (Optional) 1. If heating equipment (fur nace, air handler) is pro vided with the system, lower the thermostat setpoint temperature to the lo west temperature setting and change the ther mostat’ s system mode to HEA T . 2 . Gradually in[...]

  • Page 8

    8 • A high-pressure s witch is f actor y installed and located inter nally on the compressor discharge line of the outdoor unit. If the discharge pressure rises above 650 psig, theswitchwillopenand de-energizetheoutdoorunit.  The s witch will close again after the discharge pressure decreases to 460 psig. NO TE: When[...]

  • Page 9

    9 2 . Measure the liquid refrigerant temperature (in F ahrenheit) at the ser vice valv e. 3. Deter mine the required liquid refrigerant pressure . Ref er to T ables 3-9 (pages 11-13) and Figures 5-11 (pages 13-16). • If the pressure measured in Step 1 is greater than the required liquid refrigerant pressure deter [...]

  • Page 10

    10 Figure 4. Charging Chart for 3 T on Units Liquid T emperature (° F) Liquid Pressure (psig) 250 275 300 325 350 375 400 425 450 475 500 70 75 80 85 90 95 100 10 51 10 115 120 12 5 Remo ve refr igerant when abo ve cur ve Add refrigerant when below cur ve Figure 5. Charging Chart for 4 T on Units Liquid T emperature (° F) Liquid Pressure (psig) 2[...]

  • Page 11

    11 Figure 6. Charging Chart for 5 T on Units Liquid T emperature (° F) Liquid Pressure (psig) 250 275 300 325 350 375 400 425 450 475 500 70 75 80 85 90 95 100 105 110 11 51 20 125 Remo ve refr igerant when abo ve cur ve Add refrigerant when below cur ve Figure 7. Heating Charging Chart Liquid T emperature (° F) Liquid Pressure (psig) 20 0 22 5 2[...]

  • Page 12

    12 HPS W2 OU T LP S Y OU T Y2 OU T Y2 W2 IN L COI L C Y O R AMB DF 1D F2 RV OUTDOOR FA N MO TO R T1 T2 L1 L2 RIGHT COMPRESSOR HPS LPS RV COIL C R S CCH BLACK YELLOW RED C H C TO THERMOST AT AMB SENSOR OD SENSOR CAP ACIT OR CONT AC TO R LEFT DEFROST BOARD C GRN DL 1L 2 SINGLE PHASE FIELD SUPPL Y GROUNDING SCREW F BLACK ORANGE S R BLUE C S R H C F 20[...]

  • Page 13

    13 AMB HP S W2 OU T LP S Y OU T Y2 OU T Y2 W2 IN L COIL C Y O R DF1 DF2 RV BLACK RED OUTDOOR F AN MO TO R T1 T2 L1 L2 COMPRESSOR HPS LPS RV COIL CCH BLACK RED BLUE ORANGE H F C R S TO THERMOST AT AMB SENSOR OD SENSOR CONT AC TO R DEFROST BOARD LFT RT S L H C NC NO COM GRND GROUNDING SCREW FA N RELA Y CA PA CITOR L1 L2 YELLOW C TERMINAL BLOCK D RED [...]

  • Page 14

    14 HPS W2 OU T LP S Y OUT Y2 OUT Y2 W2 IN L COIL C Y O R AMB DF 1D F2 RV OUTDOOR F AN MO TO R COMPRESSOR HPS LPS RV COIL CCH WHITE YELLOW H C TO THERMOST AT AMB SENSOR OD SENSOR BR OW N BLACK CONT AC TO R T1 T2 L1 L2 LEFT RIGHT Y1 C Y2 ECM L2 L1 DEFROST BOARD RED BLACK YELLOW GRND GROUNDING SCREW L1 L2 C R S BLUE C TERMINAL BLOCK D 6 BLUE BLACK YEL[...]

  • Page 15

    15[...]

  • Page 16

    INST ALLA TION / PERFORMANCE CHECK LIST REFRIGERA TION SYSTEM W as unit given 24 hr w arm up per iod for cr ankcase heaters? YES NO Stage-1 Liquid Pressure (high side) ________________________ Stage-1 Suction Pressure (low side) ________________________ ELECTRICAL SYSTEM Electrical connections tight? YES NO Line voltage polarity correct? YES NO Rat[...]