Bryant PREFERRED 607C--A Series Installation Instructions Manual
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Bryant PREFERRED 607C--A Series Installation Instructions Manual

Bryant PREFERRED 607C--A Series Installation Instructions Manual

14 seer single packaged heat pump system with puron (r--410a) refrigerant single and three phase 2--5 nominal tons (sizes 24--60)
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607C- - - - A
PREFERREDt 14 SEER
SINGLE PACKAGED HEAT PUMP SYSTEM
WITH PURONR (R- - 410A) REFRIGERANT SINGLE AND THREE PHASE
2- - 5 NOMINAL TONS (SIZES 24- - 60)
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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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 equipment.
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Untrained personnel can perform basic maintenance functions such
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as cleaning and replacing air filters. All other operations must be
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performed by trained service personnel. When working on this
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equipment, observe precautions in the literature, on tags, and on
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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. Wear safety glasses, protective clothing,
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and work gloves. Use quenching cloth for brazing operations.
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Have a fire extinguisher available. Read these instructions
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thoroughly and follow all warnings or cautions included in
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literature and attached to the unit. Consult local building codes, the
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current editions of the National Electrical Code (NEC) NFPA 70.
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In Canada refer to the current editions of the Canadian Electrical
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Code CSA C22.1.
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Fig. 1 - - Unit 607- -- -A
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Summary of Contents for Bryant PREFERRED 607C--A Series

  • Page 1: Table Of Contents

    607C- - - - A PREFERREDt 14 SEER SINGLE PACKAGED HEAT PUMP SYSTEM WITH PURONR (R- - 410A) REFRIGERANT SINGLE AND THREE PHASE 2- - 5 NOMINAL TONS (SIZES 24- - 60) Installation Instructions NOTE: Read the entire instruction manual before starting the installation.

  • Page 2: Introduction

    INTRODUCTION The 607- -- -A heat pump is fully self- -contained and designed for outdoor installation. (See Fig. 1) Standard units are shipped in a horizontal- -discharge configuration for installation on a ground level slab.
  • Page 3 A09426 Fig. 2 - - 607- -- -A24- -30 Unit Dimensions...
  • Page 4 A09427 Fig. 3 - - 607- -- -A36- -60 Unit Dimensions...
  • Page 5 HVAC unit HVAC unit basepan base rails Anchor screw Flashing field supplied Roofing material field supplied Cant strip field supplied *Provided with roofcurb ROOF CURB DETAIL LARGE CURB UNIT CATALOG SIZE NUMBER (mm) Small CPRFCURB010A00 11 (279) CPRFCURB011A00 14 (356) Large CPRFCURB012A00 11 (279)

  • Page 6: Rig And Place Unit

    CAUTION - NOTICE TO RIGGERS PRUDENCE - AVIS AUX MANIPULATEUR ACCESS PANELS MUST BE IN PLACE WHEN RIGGING. PANNEAUX D'ACCES DOIT ÊTRE EN PLACE POUR MANIPULATION. Use top skid as spreader bar. / Utiliser la palette du haut comme barre de répartition SEE DETAIL A VOIR DÉTAIL A RIGGING WEIGHTS (SMALL CABINET)

  • Page 7: Select And Install Ductwork

    Step 5 — Select and Install Ductwork The design and installation of the duct system must be in accordance with the standards of the NFPA for installation of non- -residence type air conditioning and ventilating systems, NFPA 90A or residence- -type, NFPA 90B and/or local codes and ordinances.

  • Page 8: Provide For Condensate Disposal

    3. Use flexible transition between rigid ductwork and unit to prevent transmission of vibration. The transition may be screwed or bolted to duct flanges. Use suitable gaskets to ensure weather- -tight and airtight seal. 4. All units must have field- -supplied filters or accessory filter rack installed in the return- -air side of the unit.

  • Page 9: Special Procedures For 208- -V Operation

    G. There are no on or off delays. d. HEAT PUMP HEATING MODE (1.) Thermostat closes circuits R to G and R to Y. The e. HEAT PUMP HEATING WITH AUXILIARY ELECTRIC HEAT (1.) Thermostat closes circuits R to G, R to Y and R to f.
  • Page 10 Unit Size Shipping Weight (lb) (kg) Compressor Quantity Type Refrigerant Refrigerant Quantity (lb) Quantity (kg) Refrigerant Metering Device Orifice OD (in) (mm) Outdoor Coil Rows...Fins/in, face area (sq. ft.) Outdoor Fan Nominal Airflow (cfm) Diameter (in.) Diameter (mm) Motor hp (rpm) Indoor Coil Rows...Fins/in, face area (sq.
  • Page 11 A10197 Fig. 12 - - Connection Wiring Schematics 208/230- -1- -60...
  • Page 12 A10197 Fig. 12 Cont. - - Ladder Wiring Schematics 208/230- -1- -60...
  • Page 13 A10194 Fig. 13 - - Connection Wiring Schematics - - 208/230- -3- -60...
  • Page 14 A10194 Fig. 13 Cont. - - Ladder Wiring Schematics - - 208/230- -3- -60...
  • Page 15 A10195 Fig. 14 - - Connection Wiring Diagram 460- -3- -60...
  • Page 16 A10195 Fig. 14 Cont. - - Ladder Wiring Diagram 460- -3- -60...

  • Page 17: Pre- -Start- -Up

    5 minutes have elapsed. The defrost board has a built- -in 5 minute delay between cycles. The 5 minute compressor delay also applies to heat pump heating mode. Step 1 — Check for Refrigerant Leaks...

  • Page 18: Checking & Adjusting Refrigerant Charge

    turning backwards, the difference between compressor suction and discharge pressures may be near zero. Checking and Adjusting Refrigerant Charge The refrigerant system is fully charged with Puron (R- -410A) refrigerant and is tested and factory sealed. NOTE: Adjustment of the refrigerant charge is not required unless the unit is suspected of not having the proper Puron (R- -410A) charge.

  • Page 19: Continuous Fan Operation

    LCS – Loss of Charge Switch Accurater ® Metering De vice Arrow indicates direction of flo w Fig. 15 - - Typical Heat Pump Operation, Cooling Mode CAUTION UNIT OPERATION HAZARD Failure to follow this caution may result in unit component damage or improper operation.

  • Page 20: Defrost Control

    Accurater ® Metering De vice Arrow indicates direction of flo w Fig. 17 - - Typical Heat Pump Operation, Heating Mode Step 3 — Defrost Control Quiet Shift Quiet Shift is a field- -selectable defrost mode, which will eliminate occasional noise that could be heard at the start of defrost cycle and restarting of heating cycle.

  • Page 21: Maintenance

    To ensure continuing high performance, and to minimize the possibility of premature equipment failure, periodic maintenance must be performed on this equipment. This heat pump unit should be inspected at least once each year by a qualified service person. To troubleshoot unit, refer to Table 9.
  • Page 22 * Air delivery values are without air filter and are for dry coil (See 607 --- ---A Wet Coil Pressure Drop Table). Factory ---shipped cooling/heat pump heating speed NOTE: Deduct field---supplied air filter pressure drop and wet coil pressure drop to obtain external static pressure available for ducting.

  • Page 23: Outdoor Coil, Indoor Coil, & Condensate Drain Pan

    Step 2 — Outdoor Coil, Indoor Coil, and Condensate Drain Pan Inspect the condenser coil, evaporator coil, and condensate drain pan at least once each year. The coils are easily cleaned when dry; therefore, inspect and clean the coils either before or after each cooling season. Remove all obstructions, including weeds and shrubs, that interfere with the airflow through the condenser coil.

  • Page 24: Outdoor Fan

    Speedup Quiet Pins Shift Step 3 — Outdoor Fan Keep the condenser fan free from all obstructions to ensure proper cooling operation. Never place articles on top of the unit. Damage to unit may result. 1. Remove 6 screws holding outdoor grille and motor to top cover.

  • Page 25: Pressure Switches

    Fig. 20 - - Refrigerant Circuit Blower Access Compressor Panel Access Panel Fig. 21 - - Unit Access Panels Step 8 — Pressure Switches Pressure switches are protective devices wired into control circuit (low voltage). They shut off compressor if abnormally high or low pressures are present in the refrigeration circuit.

  • Page 26: Compressor Oil

    (see Fig. 22). The thermostat closes at 32_F (0_C) and opens at 65_F (18_C). The defrost thermostat signals heat pump that conditions are right for defrost or that conditions have changed to terminate defrost. It is a thermally actuated switch clamped to outdoor coil to sense its temperature.
  • Page 27 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 28 SYMPTOM Compressor and condenser fan will not start. Compressor will not start but condenser fan runs Three- -phase scroll compressor makes excessive noise, and there may be a low pressure differential. Compressor cycles (other than normally sat- isfying thermostat). Compressor operates continuously Excessive head pressure Head pressure too low Excessive suction pressure...
  • Page 29 COMPRESSOR AMPS INDOOR (EVAPORATOR) FAN AMPS TEMPERATURES OUTDOOR (CONDENSER) AIR TEMPERATURE RETURN- -AIR TEMPERATURE COOLING SUPPLY AIR HEAT PUMP SUPPLY AIR _____________________ ELECTRIC HEAT SUPPLY AIR _____________ PRESSURES REFRIGERANT SUCTION REFRIGERANT DISCHARGE ( ) VERIFY REFRIGERANT CHARGE USING CHARGING CHARTS * Measured at suction inlet to compressor { Measured at liquid line leaving condenser.

  • Page 30: Vertical Economizer

    Space Temperature and CO Sensor with Override (4--- 20mA) Space Temperature and CO Sensor with Override and Set Point Heat Pump Relay Package Small Chassis To install the Vertical Economizer on the small chassis perform the following procedure: 1. Turn off unit power supply and install lockout tag.
  • Page 31 OAT Sensor Fig. 23 - - Economizer Hood Top Panel Removal OAT Sensor Fig. 24 - - Oat Sensor Installed 6. Replace horizontal return duct cover panel. Screw in place ensuring all seams are air and watertight. 7. Install the 2 angle filter brackets to the right and left hood side panels respectively with the #10 screws provided.
  • Page 32 Hood Divider Horizontal Return Duct Cover Panel Fig. 25 - - Horizontal Return Duct Cover Panel Removal Left Hood Side Panel Filter Angle Bracket Fig. 26 - - Filter Angle Bracket Installation Hood Divider (Removed) Filter Angle Bracket A09691 Right Hood Side Panel A09692...
  • Page 33 Hood Top Panel Hood Divider Left Hood Side Panel Fig. 27 - - Economizer Hood Assembly Fig. 28 - - Economizer Hood Installation Right Hood Side Panel A09694 Fig. 29 - - Filter Installation (See Through View) A09693 Filter Clips Aluminum Filter A09695...

  • Page 34: Large Chassis

    Large Chassis To install the Vertical Economizer on the large chassis perform the following procedure: 1. Turn off unit power supply and install lockout tag. WARNING ELECTRICAL SHOCK HAZARD Failure to follow this warning could result in personal injury or death. Before installing or servicing system, always turn off main power to system and install lockout tag.
  • Page 35 Fig. 32 - - OAT Bracket Installation Left Hood Side Panel Filter Angle Bracket Left Hood Side Fig. 33 - - Filter Angle Bracket Installation Right Hood Side Panel Filter Angle Bracket Right Hood Side A09698 A09699...
  • Page 36 Hood Top Panel Left Hood Side Panel Fig. 35 - - Economizer Hood Installation 11. Open the filter clips on the inside of the hood top. Insert the aluminum filter into the hood and close the clips to hold in place.

  • Page 37: Configuration

    Aluminum Filter Fig. 36 - - Filter Installation (See through view) Top filter rack Evaporator Coil Screw (Note 4 and 5) Bottom filter rack BENT COIL Top filter rack Bottom filter rack STRAIGHT COIL Fig. 37 - - Indoor Coil with Filter Rack CONFIGURATION Economizer Standard Sensors OUTDOOR AIR TEMPERATURE (OAT) SENSOR—...
  • Page 38 TEMPERATURE COMPRESSOR SWITCH—The Economizer is equipped with a low ambient temperature lockout switch located in the outdoor airstream which is used to lock out the compressors below a 42_F (5.6_C) ambient temperature. Economizer Control Modes—Determine the Economizer control mode before set up of the control. Some modes of operation may require different sensors.
  • Page 39 CONTROL CONTROL POINT CURVE APPROX ˚F (˚C) AT 50% RH (27) 73 (23) 70 (21) 67 (19) 63 (17) (24) (21) (18) (16) (13) (10) (10) (13) (16) (18) (21) (24) APPROXIMATE DRY BULB TEMPERATURE — ˚F (˚C) Fig. 42 - - Enthalpy Changeover Setpoints 6000 5000 4000...
  • Page 40 When demand ventilation control is not being used, the minimum position potentiometer should be used to set the occupied ventilation position. The maximum demand ventilation position should be turned fully clockwise. Adjust the minimum position potentiometer to allow the minimum amount of outdoor air, as required by local codes, to enter the building.
  • Page 41 A10059 Fig. 45 - - Economizer Wiring Diagram...
  • Page 42 DANGER: ELECTRICAL SHOCK HAZARD DISCONNECT POWER BEFORE SERVICING NOTES: 1. IF ANY OF THE ORIGINAL WIRES FURNISHED ARE REPLACED, THEY MUST BE REPLACED WITH THE SAME WIRE OR ITS EQUIVALENT. 2. SEE PRICE PAGES FOR THERMOSTATS. 3. USE 75 DEG. COPPER CONDUCTORS FOR FIELD INSTALLATION. 4.
  • Page 43 A10200 Fig. 45 Cont. - - Ladder Wiring Diagram 230- -3...
  • Page 44 A10199 Fig. 47 - - Connection Wiring Diagram 460- -3...
  • Page 45 A10199 Fig. 46 Cont. - - Ladder Wiring Diagram 460- -3...
  • Page 46 DAMPER MOVEMENT — Damper movement from full open to full closed (or vice versa) takes 2 1/2 minutes. THERMOSTATS — The Economizer control works with conven- tional thermostats that have a Y1 (cool stage 1), Y2 (cool stage 2), W1 (heat stage 1), W2 (heat stage 2), and G (fan).

  • Page 47: Operation

    SETTING EQUIPMENT Interface w/Standard Building Control System Economizer Health & Safety Parking/Air Intakes/Loading Docks Table 17 – CO INPUTS DEMAND ENTHALPY CONTROL VENTILATION OUTDOOR RETURN (DCV) High (Free Cooling LED off) Below set (DCV LED Off) Low (Free Cooling High LED on) High (Free Cooling LED off)

  • Page 48: Troubleshooting

    TROUBLESHOOTING See Table 17 for Economizer logic. An Economizer simulator program is available to help with Economizer training and troubleshooting. Economizer Preparation —This procedure is used to prepare the Economizer for troubleshooting. No troubleshooting or testing is done by performing the following procedure. NOTE: This procedure requires a 9- -v battery, 1.2 kilo- -ohm resistor, and a 5.6 kilo- -ohm resistor which are not supplied with...
  • Page 49 A10228 Fig. 48 - - 607C- -- -A 30 3 Phase with Economizer...
  • Page 50 E2010 Bryant Heating & Cooling Systems D 7310 W. Morris St. D Indianapolis, IN 46231 Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. Fig. 49 - - 607C- -- -A 36- -60 3 Phase with Economizer...

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