Bryant 604D024 Installation Instructions Manual
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Bryant 604D024 Installation Instructions Manual

Bryant 604D024 Installation Instructions Manual

Single-packaged heat pump units with puron r-410a refrigerant 2-5 nominal tons sizes 018-060 1 & 3 phase
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604D
SINGLE- -PACKAGED HEAT PUMP UNITS
WITH PURONR (R- -410A) REFRIGERANT
2- -5 NOMINAL TONS (SIZES 018- -060) 1 & 3 PHASE
NOTE:
Read the entire instruction manual before starting the
installation.
NOTE:
Installer: Make sure the Owner's Manual and Service
Instructions are left with the unit after installation.

TABLE OF CONTENTS

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Installation Instructions
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SAFETY CONSIDERATIONS
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Installation and servicing of this equipment can be hazardous due
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to mechanical and electrical components. Only trained and
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qualified personnel should install, repair, or service this
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equipment.
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Untrained personnel can perform basic maintenance functions
such as cleaning and replacing air filters. All other operations
must be performed by trained service personnel. When working
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on this equipment, observe precautions in the literature, on tags,
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and on labels attached to or shipped with the unit and other safety
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precautions that may apply.
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Follow all safety codes. Installation must be in compliance with
local and national building codes. Wear safety glasses, protective
clothing, and work gloves. Have fire extinguisher available. Read
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Fig. 1 - - Unit 604D
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  • Page 1: Table Of Contents

    604D SINGLE- -PACKAGED HEAT PUMP UNITS WITH PURONR (R- -410A) REFRIGERANT 2- -5 NOMINAL TONS (SIZES 018- -060) 1 & 3 PHASE Installation Instructions NOTE: Read the entire instruction manual before starting the installation. NOTE: Installer: Make sure the Owner’s Manual and Service Instructions are left with the unit after installation.

  • Page 2: Introduction

    these instructions thoroughly and follow all warnings or cautions IMPORTANT: The gasketing of the unit to the roof curb is included in literature and attached to the unit. critical for a watertight seal. Install gasketing material supplied with the roof curb. Improperly applied gasketing also can result Recognize safety information.
  • Page 3 39.02[991.1] 20.0 [508] 19.3 [489] 17.6 [447] 604D030 208/230- -1- -60 39.02[991.1] 20.0 [508] 19.3 [489] 17.6 [447] 604D036 208/230- -1- -60, 208/230- -3- -60 41.02[1041.9] 20.0 [508] 14.0 [355.6] 13.0 [330.2] Fig. 2 - - 604D024- -036 Unit Dimensions...
  • Page 4 REQUIRED CLEARANCE TO COMBUSTIBLE MATL. REQUIRED CLEARANCE FOR OPERATION AND SERVICING INCHES [mm] (R efer to M aximum O perating C learances ) EVAP. COIL ACCESS SIDE............36.00 [914.0] INCHES [mm] POWER ENTRY SIDE..............42.00 [1066.8] TOP OF UNIT...................14.00 [355.6] (EXCEPT FOR NEC REQUIREMENTS) DUCT SIDE OF UNIT.................2.00 [50.8] UNIT TOP ..................48.00 [1219.2] SIDE OPPOSITE DUCTS ..............14.00 [355.6]...

  • Page 5: Use Of Rigging Bracket

    DETAIL A A07216 A05161 CORNER WEIGHTS (SMALL CABINET) CORNER WEIGHTS (LARGE CABINET) Unit Unit Total Weight Total Weight Corner Corner Weight 1 Weight 1 Corner Corner Weight 2 Weight 2 Corner Corner Weight 3 Weight 3 Corner Corner Weight 4 Weight 4 Fig.
  • Page 6 IN. (MM) IN. (MM) IN. (MM) IN. (MM) CPRFCURB006A00 8 (203) 11 (279) 16- -1/2 (419) 28- -3/4 (730) 604D024- - 036 CPRFCURB007A00 14 (356) 11 (279) 16- -1/2 (419) 28- -3/4 (730) CPRFCURB008A00 8 (203) 16- -3/16 (411) 17- -3/8 (441)

  • Page 7: Select And Install Ductwork

    OPTIONAL OPTIONAL RETURN SUPPLY OPENING OPENING MAXIMUM ALLOWABLE DIFFERENCE (in.) 2" EVAP. COIL COND. COIL C99096 C99065 Fig. 7 - - Slab Mounting Detail Fig. 6 - - Unit Leveling Tolerances 5. Secure all ducts to building structure. Flash, weatherproof, Step 5 —...

  • Page 8: Install Electrical Connections

    914-137" (36"-54") “A” “B” DETAIL A SCALE 0.250 TIGHTEN STRAPPING SECURELY WITH TENSION BUCKLE INSTALL SAFETY STRAPS TO RIGGING CLEVIS AT 4 RIGGING BRACKETS PLACE RIGGING BRACKET ASSEMBLY IN 4 HAND HOLES AND INSTALL TIE DOWN STRAP AROUND PERIMETER OF UNIT AND THROUGH SPACE IN BRACKET ASSEMBLY SEE DETAIL A C99075...

  • Page 9: Routing Power Leads Into Unit

    Table 1 – Physical Data - - Unit 604D UNIT SIZE 604D024 604D030 604D036 604D042 604D048 604D060 NOMINAL CAPACITY (ton) OPERATING WEIGHT (lb) OPERATING WEIGHT (kg) COMPRESSOR QUANTITY TYPE SCROLL COMPRESSOR REFRIGERANT R---410A REFRIGERANT METERING DEVICE Indoor ---TXV Outdoor ---AccuRater Refrigerant (R --- 410A) Quantity (lb) 11.0...
  • Page 10 INDOOR THERMOSTAT RETURN FROM TOP COVER POWER SOURCE DISCONNECT PER NEC* *NEC - NATIONAL ELECTRICAL CODE C00063 Fig. 9 - - Typical Installation Duct Covers C00092 Fig. 10 - - 604D with Duct Covers On 1” MIN. TRAP OUTLET 2” MIN. C99013 Fig.
  • Page 11 A07021 Fig. 12 - - Wiring Schematics - - 604D Single Phase...
  • Page 12 A07014 Fig. 13 - - Wiring Schematics - - 604D Three Phase...
  • Page 13 HIGH VOLTAGE POWER LEADS POWER (SEE UNIT WIRING SUPPLY LABEL) FIELD-SUPPLIED FUSED DISCONNECT CONTROL BOX BLK(DH) DHUM YEL(Y) THERMOSTAT GRN(G) (TYPICAL) LOW-VOLTAGE RED(R) POWER LEADS (SEE UNIT BRN(C) WIRING LABEL) WHI(W1) GRA(W2) ORN(0) SPLICE BOX LEGEND Field Control-Voltage Wiring Field High-Voltage Wiring C01028 Fig.
  • Page 14 unit size selected and LO provides 10 percent airflow (6.) CONTINUOUS FAN- -Select desired fan speed below nominal unit size selected. CFM Adjust when thermostat is set to continuous fan. selection options are provided to adjust airflow i. COMFORT OPTIONS- -SUPER DEHUMIDIFY (See supplied to meet individual installation needs for such Quick Reference Guide) things as noise, comfort, and humidity removal (See...

  • Page 15: Easy Selectt

    Board are tied directly to the G terminal, and provide a 9 PIN CONNECTOR 24- -v. signal whenever the G terminal is energized (See ICM PRINTED CIRCUIT BOARD Fig. 18). During Super dehumidify mode, the G signal is not present and the auxiliary terminals are not SEC1 SEC2 energized.

  • Page 16: 604D Sequence Of Operation

    f. DEHUMIDIFY AND SUPER DEHUMIDIFY to provide an airflow which is defined as safe for CAPABILITIES the operation of the electric heater during heat These models are capable of responding to a signal pump operation. That airflow is the greater of the from indoor system control (thermostat, Thermidistat, heat pump heating airflow and the electric heater zoning control) to operate in comfort control modes...

  • Page 17: Start- -Up

    Use the Start- -Up Checklist supplied at the end of this book and (2.) Thermostat: proceed as follows to inspect and prepare the unit for initial When the room temperature rises to a point that is start- -up: slightly above the cooling control setting of the thermostat, the thermostat completes the circuit 1.

  • Page 18: Start- -Up Adjustments

    OUTDOOR COIL INDOOR COIL TXV in Metering Position HP S Bypass LEGEND Position HPS – High Pressure Switch LCS – Loss of Charge Switch Accurater Metering De vice ® Arrow indicates direction of flo w C03011 Fig. 22 - - Typical Heat Pump Operation, Cooling Mode Step 2 —...

  • Page 19: Low Charge Cooling

    INDOOR COIL OUTDOOR COIL TXV in Bypass Position HP S Metering Position LEGEND HPS – High Pressure Switch LCS – Loss of Charge Switch Accurater Metering De vice ® Arrow indicates direction of flo w C03012 Fig. 23 - - Typical Heat Pump Operation, Heating Mode LOW CHARGE COOLING Unit 604D utilizes state of the art ECM (Electronic Computated Motor) ID Blower Motors.

  • Page 20: Maintenance

    Table 3 – 604D Cooling & Heating Dry Coil ECM Airflow Small Cabinet CFM ADJUST PIN LO PIN NOM PIN HI PIN SELECT UNIT EXTERNAL STATIC SIZE PRESSURE RANGE 0.0–0.39 0.4–0.69 0.7–1.0 0.0–0.39 0.4–0.69 0.7–1.0 0.0–0.39 0.4–0.69 0.7–1.0 (in. wc) COOLING* –...

  • Page 21: Air Filter

    Table 6 – Filter Pressure Drop Table (in. wc) FILTER SIZE 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300 20X20X1 0.05 0.07 0.08 0.12 0.13 0.14 0.15 — — — — — — — —...
  • Page 22 Balance Point Worksheet Based on Entering Indoor Air of 70 Deg. F and Rated CFM Outdoor Air Temp (Deg F) C03008 Fig. 24 - - 604D Balance Point Worksheet Required Subcooling oF (oC) Required Liquid Line Temperature for a Specific Subcooling (R-410A) Outdoor Ambient Temperature Required Subcooling ( Required Subcooling (...

  • Page 23: Outdoor Fan

    CESO130076–00 Speedup Quiet Defrost interval Pins Shift DIP switches A99442 Fig. 26 - - Defrost Control Step 4 — Outdoor Fan cycle to ensure proper operation. If discrepancies are observed in operating cycle, or if a suspected malfunction has occurred, check Keep the condenser fan free from all obstructions to ensure each electrical...

  • Page 24: Pressure Switches

    Step 12 — Copeland Scroll Compressor (Puron Refrigerant) The compressor used in this product is specifically designed to operate with Puron (R- -410A) refrigerant and cannot be interchanged. WARNING EXPLOSION HAZARD Failure to follow this warning could result in personal injury, death or property damage.

  • Page 25: Liquid Line Filter Drier

    oil leakage include, but are not limited to, compressor CHECK DEFROST THERMOSTAT replacement, repairing refrigerant leaks, replacing refrigerant There is a liquid header with a brass distributor and feeder tube components such as filter drier, pressure switch, metering device, going into outdoor coil. At the end of 1 of the feeder tubes, there coil, accumulator, or reversing valve.
  • Page 26 PURONR (R- -410A) QUICK REFERENCE GUIDE Puron refrigerant operates at 50- -70 percent higher pressures than R- -22. Be sure that servicing equipment and replacement components are designed to operate with Puron Puron refrigerant cylinders are rose colored. Recovery cylinder service pressure rating must be 400 psig, DOT 4BA400 or DOT BW400. Puron systems should be charged with liquid refrigerant.
  • Page 27 QUICK REFERENCE GUIDE SET-UP INSTRUCTIONS FOR EASY SELECT BOARD (SUPER HUMIDITY CONTROL IN COOLING) EASY SELECT BOARD 9 PIN CONNECTOR 1. Configuration Taps ECM PRINTED CIRCUIT BOARD (See Installation Instructions, for detailed description) A. HEAT RANGE - Set for gas heat size (EX: 090 for unit 048090---) B.
  • Page 28 Table 8 – Troubleshooting Chart SYMPTOM CAUSE REMEDY Power failure Call power company Fuse blown or circuit breaker tripped Replace fuse or reset circuit breaker Defective contactor, transformer, or high--pressure, Replace component loss--of--charge or low--pressure switch Compressor and condenser fan will not start. Insufficient line voltage Determine cause and correct Incorrect or faulty wiring...
  • Page 29 Table 8 - - Troubleshooting Chart (Cont’d) SYMPTOM CAUSE REMEDY Water in gas line Drain. Install drip leg. No power to furnace Check power supply fuses, wiring or circuit breaker. Check transformer. No 20--v power supply to control circuit NOTE: Some transformers have internal over--current protection that requires a cool--down period to reset.
  • Page 30 Continous Fan C01999 Catalog No. II604D---24---1 E2007 Bryant Heating & Cooling Systems 7310 W. Morris St. Indianapolis, IN 46231 Printed in U.S.A. Edition Date: 03/07 Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.

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