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Amana PHB**C Service Instructions Manual

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See also: User's Information Manual , Instruction and Installation Manual
Service
Instructions
PHB**C, PHD**C PACKAGE HEAT PUMPS
PGA**C, PGB**C, PGD**C PACKAGE GAS
& PCC**C PACKAGE COOLERS
is a trademark of Maytag Corporation and is used under license
®
to Goodman Company, L.P. All rights reserved.
This manual is to be used by qualified, professionally trained HVAC
technicians only. Goodman does not assume any responsibility for
property damage or personal injury due to improper service
procedures or services performed by an unqualified person.
Models listed on
Page 6
RS6300003 Rev. 1
Copyright © 1999-2007 Goodman Company, L.P.
January 2007

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  • Page 1 Service Instructions PHB**C, PHD**C PACKAGE HEAT PUMPS PGA**C, PGB**C, PGD**C PACKAGE GAS & PCC**C PACKAGE COOLERS Models listed on Page 6 This manual is to be used by qualified, professionally trained HVAC technicians only. Goodman does not assume any responsibility for property damage or personal injury due to improper service procedures or services performed by an unqualified person.

  • Page 2: Table Of Contents

    INDEX IMPORTANT INFORMATION ......................4 PRODUCT IDENTIFICATION ......................6 ACCESSORIES ..........................9 LIGHTING INSTRUCTIONS ......................13 PRODUCT DESIGN ........................19 ELECTRICAL WIRING ........................ 20 LINE VOLTAGE WIRING ......................20 GAS SUPPLY AND PIPING ......................21 SYSTEM OPERATION ........................ 24 SCHEDULED MAINTENANCE ....................30 SERVICING ..........................
  • Page 3 INDEX S-106 OVERFEEDING ......................... 52 S-107 UNDERFEEDING ........................52 S-108 SUPERHEAT ..........................53 S-109 CHECKING SUBCOOLING ..................... 54 S-110 CHECKING EXPANSION VALVE OPERATION ............... 54 S-111 FIXED ORIFICE RESTRICTION DEVICES ................55 S-112 CHECKING RESTRICTED LIQUID LINE ................55 S-113 OVERCHARGE OF REFRIGERANT ..................55 S-114 NON-CONDENSABLES ......................

  • Page 4: Important Information

    To locate an authorized servicer, please consult your telephone book or the dealer from whom you purchased this product. For further assistance, please contact: ® CONSUMER INFORMATION LINE - AMANA BRAND PRODUCTS TOLL FREE 1-877-254-4729 (U.S. only) email us at: hac.consumer.affairs@amanahvac.com fax us at: (931) 438- 4362 (Not a technical assistance line for dealers.)

  • Page 5: Safe Refrigerant Handling

    IMPORTANT INFORMATION SAFE REFRIGERANT HANDLING While these items will not cover every conceivable situation, they should serve as a useful guide. WARNING WARNING O AVOID POSSIBLE EXPLOSION: EFRIGERANTS ARE HEAVIER THAN AIR. HEY CAN "PUSH OUT" THE • EVER APPLY FLAME OR STEAM TO A REFRIGERANT CYLINDER. F YOU OXYGEN IN YOUR LUNGS OR IN ANY ENCLOSED SPACE.

  • Page 6: Product Identification

    PRODUCT IDENTIFICATION Product Type Engineering Revision Single Package Cooling/Heating Voltage 2: 230V/60Hz/1ph Product Family G - Gas/Electric H - Heat Pump C - Cooling Heating Input HEAT PUMPS Product Series 0: No heat installed C: 10 kw heat installed A: 10 SEER Line B: 11 SEER Line PACKAGE GAS C: 12 SEER Line...
  • Page 7 PRODUCT IDENTIFICATION Gas Units Package Gas Units Model # Manufacturing # Description Package Gas (A) 10 Seer gas/electric units. New chassis design with PGA60C0902D P1217301C-P1217302C smaller footprint. PGA models have stronger blower performance for down PGA60C1152D shot applications. Package Gas (A) 10 Seer gas/electric units. Changed from 26" fan blade to PGA60C0902D P1220301C-1220302C 22"...
  • Page 8 Heat Pumps and Coolers PRODUCT IDENTIFICATION Model # Manufacturing # Description Package Heat Pump (B) 11 Seer heat pump units. New chassis design with smaller PHB**C02D P1214402C-P1214404C footprint. Package Heat Pump (B) 11 Seer heat pump units. New chassis design with smaller PHB**C02E P1204501C-P1214404C footprint.

  • Page 9: Accessories

    PDTR0U4A (Sm Chassis) ductwork. (For replacement purposes). Some Amana preceding units Over/Under PDTR0U6A (LG Chassis) had over & under ductwork. For use on all Amana ® brand Package Units. Roof top mounting/support system for package units. Must be used when PRC06A1 unit is installed in downflow applications.
  • Page 10 PRC07A1 and will adapt to either footprint. Package Duct TRansition Over-Under kit. Transition converts side by side PDTROU4A P9850603C-P9850604C to over-under duct connections. Early model Amana units (EPCG, EPHO, PDTROU6A EP, and PHK) had over-under duct connections. THERMOSTATS THSMEC1H2BA Manual changeover - 2 Stage Heat...
  • Page 11 ACCESSORIES 14" SUPPLY RETURN PRC06A1 ROOF CURB SUPPLY RETURN 14" PRC07A1 ROOF CURB...
  • Page 12 9/16" 9/16" PDTROU6A 42" 32" 12" 39 1/2" 15" 10" 20 11/16" 1" 9/16" Converts existing side by side duct connections to over/under ductwork. Duct Transition PDTROU4A (For replacement purposes. The Amana® brand's preceding units had Over/Under over/under ducts.) PDTROU6A...

  • Page 13: Lighting Instructions

    LIGHTING INSTRUCTIONS AVERTISSEMENT: WARNING Ouiconque ne respcte pas `a If you do not follow these instructions la lettre les instructions dans le present manuel risque exactly, a fire or explosion may result causing property de declencher un incendie ou une explosion entrainant damage, personal injury or loss of life.
  • Page 14 LIGHTING INSTRUCTIONS AVERTISSEMENT: Ouiconque ne respcte pas `a WARNING If you do not follow these instructions la lettre les instructions dans le present manuel risque exactly, a fire or explosion may result causing property de declencher un incendie ou une explosion entrainant damage, personal injury or loss of life.
  • Page 15 LIGHTING INSTRUCTIONS...
  • Page 16 LIGHTING INSTRUCTIONS...
  • Page 17 LIGHTING INSTRUCTIONS...
  • Page 18 LIGHTING INSTRUCTIONS R S O N...

  • Page 19: Product Design

    Supply 36" Clearance for Duct Service Required 0" Minimum Amana ® brand Package Units are designed for outdoor in- Clearance to Combustibles stallations only in either residential or light commercial ap- In installations where the unit is installed above ground level and plications.

  • Page 20: Electrical Wiring

    PRODUCT DESIGN The single phase units use permanent split capacitors (PSC) design compressors. Starting components are therefore not required. A low MFD run capacitor assists the compressor to start and remains in the circuit during operation. The outdoor fan and indoor blower motors are single phase capacitor type motors.

  • Page 21: Gas Supply And Piping

    PRODUCT DESIGN The best protection for the wiring is the smallest fuse or breaker GAS PIPING which will hold the equipment on line during normal operation without nuisance trips. Such a device will provide maximum circuit protection. CAUTION DO NOT EXCEED THE MAXIMUM OVERCURRENT DEVICE O AVOID POSSIBLE UNSATISFACTORY OPERATION OR EQUIPMENT DAMAGE SIZE SHOWN ON THE UNIT DATA PLATE.
  • Page 22 PRODUCT DESIGN The furnace shall be connected to the building piping by TANKS AND PIPING - PROPANE UNITS one of the following. Rigid metallic pipe and fittings. Semirigid metallic tubing and metallic fittings. Alu- minum alloy tubing shall not be used in exterior locations.
  • Page 23 PRODUCT DESIGN TYPICAL PROPANE PIPING Sizing Between Single or Second Stage Regulator and Appliance Maximum Propane Capacities listed are based on 1/2" W.C. Pressure 5 to 15 PSIG First Stage Drop at 11" W.C. Setting. Capacities in 1000 BTU/HR (20 PSIG Max.) Regulator Continuous 11"...

  • Page 24: System Operation

    SYSTEM OPERATION SYSTEM OPERATION COOLING The restrictor orifice or check valve at the indoor coil will open by the flow of refrigerant letting the now condensed liquid The refrigerant used in the system is R-22. It is clear, color- refrigerant bypass the indoor expansion device. The orifice less, non-toxic, non-irritating, and non-explosive liquid.
  • Page 25 ® Most expansion valves used in current Amana brand Heat Pump products use an internally checked expansion valve. This type of expansion valve does not require an external check valve as shown above. Restrictor Orifice Assy in Cooling Operation...
  • Page 26 SYSTEM OPERATION Typical Heat Pump System in Cooling Reversing Valve (Energized) Indoor Outdoor Coil Coil Accumulator Thermostatic Expansion device may not be as Expansion shown. Refer to product parts manual for actual part description. Valve Check Valve Typical Heat Pump System in Heating Reversing Valve (De-Energized) Indoor...
  • Page 27 Direct Spark Ignition (DSI) Systems board will call for defrost and enter the defrost mode. In this ® Amana brand PGA__C, PGB__C and PGD__C units built mode the control board will energize the reversing relay, de- after July, 1999, are equipped with a direct spark ignition energize the outdoor fan motor and energize the supplemen- system.
  • Page 28 SYSTEM OPERATION Figure 9 illustrates the pressure control in an off position. NEGATIVE PRESSURE CONNECTOR NORMALLY OPEN TERMINAL COMMON TERMINAL Figure 9 Figure 10 With the furnace in the off position the induced draft blower 7. Wait five minutes to clear out any gas. motor will not be running.
  • Page 29 SYSTEM OPERATION ELECTRIC HEATERS ) ° Optional electric heaters may be added, in the quantities shown in the specifications section to provide electric resis- tance heating. Under no condition shall more heaters than the quantity shown be installed. The low voltage circuit in the blower section is factory wired and terminates at the location provided for the electric heater(s).

  • Page 30: Scheduled Maintenance

    SCHEDULED MAINTENANCE SCHEDULED MAINTENANCE The owner should be made aware of the fact, that, as with 10. Start the system and run both a Cooling & Heating Per- any mechanical equipment the package unit requires regu- formance Test. If the results of the test are not satisfac- larly scheduled maintenance to preserve high performance tory, see the "Service Problem Analysis"...

  • Page 31: Servicing

    SERVICING To find the BTU input, multiply the number of cubic feet of To adjust the pressure regulator on the gas valve, turn down gas consumed per hour by the heating value of the gas being (clockwise) to increase pressure and input, and out (counter- used.
  • Page 32 SERVICING 1 Thousand 1 Million 10 Thousand 100 Thousand CUBIC Quarter FEET Foot Foot GAS RATE -- CUBIC FEET PER HOUR Size of Test Dial Size of Test Dial Seconds Seconds for One cu/ft cu/ft cu/ft cu/ft cu/ft for One cu/ft cu/ft cu/ft...
  • Page 33 SERVICING COOLING OR HEAT PUMP - SERVICE ANALYSIS GUIDE System Complaint No Cooling / Heating Unsatisfactory Clg / Htg Operating Pressures POSSIBLE CAUSE Test Method DOTS IN ANALYSIS Remedy GUIDE INDICATE "POSSIBLE CAUSE" • Power Failure Test Voltage • • • Blown Fuse Imspect Fuse Size &...
  • Page 34 SERVICING GAS HEATING - SERVICE ANALYSIS GUIDE Complaint No Heat Unsatisfactory Heat POSSIBLE CAUSE Test Method DOTS IN ANALYSIS Remedy GUIDE INDICATE "POSSIBLE CAUSE" • Power Failure Test Voltage • Blown Fuse Test Voltage S-1, S-4 • Loose Connection Check Wiring •...

  • Page 35: Checking Voltage

    SERVICING S-1 CHECKING VOLTAGE NOTE: When operating electric heaters on voltages other than 240 volts refer to the System Operation section on elec- tric heaters to calculate temperature rise and air flow. Low WARNING voltage may cause insufficient heating. Three phase units require a balanced 3 phase power supply HIGH VOLTAGE to operate.

  • Page 36: Checking Wiring

    SERVICING If the imbalance had not changed then the problem would lie 3. No voltage, indicates the trouble is in the thermostat or within the equipment. Check for current leakage, shorted wiring. motors, etc. 4. Check the continuity of the thermostat and wiring. Re- pair or replace as necessary.

  • Page 37: Checking Time Delay Relay

    If a no voltage reading is obtained - replace the contactor. S-6 CHECKING TIME DELAY RELAY S-9 CHECKING FAN RELAY CONTACTS Time delay relays are used in Amana ® brand Package Units The fan relays are incorporated into the control board. See to improve efficiency by delaying the blower off time.

  • Page 38: S-15A Resistance Check

    SERVICING These capacitors have a 15,000 ohm, 2 watt resistor wired A. Good Condition - indicator swings to zero and slowly across its terminals. The object of the resistor is to dis- returns to infinity. (Start capacitor with bleed resistor will charge the capacitor under certain operating conditions, rather not return to infinity.

  • Page 39: S-16B Ecm/Icm Motors

    SERVICING S-16B ECM/ICM Motors WARNING ECM/ICM Features ® Many of the Amana brand high efficiency package units in- INE VOLTAGE NOW PRESENT. © corporate the GE ICM or variable speed blower motors for Check for line voltage on terminals 4 and 5. Verify terminal 3 greater efficiency.
  • Page 40 SERVICING 6. The control module is now completely detached from the motor. Verify with a standard ohmmeter that the resis- OUT - OUT + tance from each motor lead (in the motor plug just re- moved) to the motor shell is greater than 100k ohms. G (fan) ADJUST +/- (Measure resistance to unpainted motor end plate).

  • Page 41: S-16E Testing Interface Board

    SERVICING 4. If no voltage present from “C” to “G” and “C” to “Y/Y2”, S-16E Testing Interface Board check low voltage wiring in unit and thermostat and ther- Fan Only mostat wiring. With thermostat set to the “Fan” position, and system switch 5.
  • Page 42 SERVICING...
  • Page 43 SERVICING...
  • Page 44 SERVICING ECM VARIABLE SPEED CIRCULATOR BLOWER MOTORS DON'T - Check-out motor, controls, wiring, - Automatically assume the motor is bad. and connections before replacing motor. - Orient connectors down to prevent water - Locate connectors above 7 and 4 o'clock infiltration.

  • Page 45: Checking Compressor Windings

    SERVICING S-17 CHECKING COMPRESSOR WINDINGS WARNING HIGH VOLTAGE WARNING ISCONNECT POWER BEFORE SERVICING OR INSTALLING THIS UNIT. ULTIPLE POWER SOURCES MAY BE PRESENT. AILURE TO DO SO MAY CAUSE PROPERTY ERMETIC COMPRESSOR ELECTRICAL TERMINAL VENTING CAN BE DANGER- OUS. HEN INSULATING MATERIAL, WHICH SUPPORTS A HERMETIC DAMAGE, PERSONAL INJURY OR DEATH.

  • Page 46: S-17D Operation Test

    SERVICING WARNING WARNING AMAGE CAN OCCUR TO THE EMBEDDED TERMINALS AT THIS POINT IF THE INE VOLTAGE NOW PRESENT. LEADS ARE NOT PROPERLY REMOVED, WHICH CAN RESULT IN THE TERMINAL VENTING AND HOT OIL DISCHARGING. If the compressor starts and continues to run, the cause for failure is somewhere else in the system.

  • Page 47: Checking Reversing Valve And Solenoid

    SERVICING NOTE: The positive temperature coefficient crankcase heater Normal sequence of operation, Cooling Mode. is a 40 watt 265 voltage heater. The cool resistance of the 1. If the compressor has been off for at least 3 minutes when heater will be approximately 1800 ohms. The resistance will a call for cool is received, the compressor is immediately become greater as the temperature of the compressor shell energized.
  • Page 48 SERVICING Heatcraft Defrost Board DEFROST CONTROL BOARD 1. Jumper defrost (30/60 control by placing a jumper wire NOTE: If the board is powered up with the jumper connected across "DF" terminals.) terminal at defrost timer board. to the test pins, the board will ignore test and default to 90 minute time.

  • Page 49: Testing Defrost Control (30°/60°)

    SERVICING 7. Using VOM check for voltage across "W & C" terminals S-25 TESTING DEFROST CONTROL (30°/60°) on the board. You should read 24 volts. 1. Install a thermocouple type temperature test lead on the 8. If not as above, replace control board. tube adjacent to the defrost control.

  • Page 50: Outdoor Temperature Control

    BRAZING MATERIALS a weatherproof box for installation exterior to the unit. This Copper to Copper Joints - Sil-Fos used without flux (alloy kit is used for ambient control on all Amana ® brand package of 15% silver, 80% copper, and 5% phosphorous). Recom- models and remote cooling models.

  • Page 51: S-103 Charging

    SERVICING Moisture chemically reacts with the refrigerant and oil to form 3. Start the vacuum pump and open the shut off valve to the corrosive hydrofluoric and hydrochloric acids. These attack high vacuum gauge manifold only. After the compound motor windings and parts, causing breakdown. gauge (low side) has dropped to approximately 29 inches of vacuum, open the valve to the vacuum thermocouple The equipment required to thoroughly evacuate the system...

  • Page 52: S-104 Checking Compressor Efficiency

    The reason for compressor inefficiency is broken or dam- ® THE VALVES PROVIDED BY AMANA BRAND ARE DE- aged suction and/or discharge valves, or scroll flanks on Scroll SIGNED TO MEET THE SPECIFICATION REQUIREMENTS compressors, reducing the ability of the compressor to pump FOR OPTIMUM PRODUCT OPERATION.

  • Page 53: S-108 Superheat

    SUPERHEAT ADJUSTMENT 1. Attach an accurate thermometer or preferably a thermo- ® The expansion valves used on Amana brand coils are fac- couple type temperature tester to the suction line at a tory set and are not field adjustable. If the superheat setting point at least 6"...

  • Page 54: S-109 Checking Subcooling

    SERVICING TEMPERATURE - PRESSURE (R-22) S-109 CHECKING SUBCOOLING Refrigerant liquid is considered subcooled whenever its tem- Temp. Gauge Pressure Temp. Gauge Pressure °F. (PSIG) Freon-22 °F. (PSIG) Freon-22 perature is lower than the saturation temperature correspond- ing to its pressure. The degree of subcooling equals the 0.61 102.5 degrees of temperature decrease below the saturation tem-...

  • Page 55: S-111 Fixed Orifice Restriction Devices

    SERVICING S-111 FIXED ORIFICE RESTRICTION DEVICES S-113 OVERCHARGE OF REFRIGERANT The fixed orifice restriction device (flowrator) used in conjunc- An overcharge of refrigerant is normally indicated by an ex- tion with the indoor and outdoor coils are a predetermined cessively high head pressure. bore (I.D.).

  • Page 56: S-200 Checking External Static Pressure

    Suction Line Drier Clean-Up Method pulled off the evaporator coil causing condensate leakage. Use AMANA® brand part number R0157057 Suction Line Too much air can cause motor overloading and in many cases Drier Clean-Up Kit (41 cubic inches). This drier should be this constitutes a poorly designed system.

  • Page 57: S-301 Testing Auxiliary Limit

    SERVICING AUX. LIMIT THERMODISC (TOD) LIMIT CONTROL Refer to the specification section to determine the proper limit cutout temperature for the model being serviced. In all instances the limit control is wired in series with the ignition control. If the temperature within the furnace should exceed this set- ting, the control will open, de-energizing the ignition control which in turn will open the electrical circuit to the gas valve.

  • Page 58: S-304 Testing Gas Valve

    "R" is removed while the limit switch is open. Smart Valve Systems When the limit switch re-closes, the induced draft motor runs Amana ® brand package units utilize Honeywell "Smart Valve" through its post purge and the indoor blower goes through gas valves which provides all manual and automatic control the heat off delay.
  • Page 59 RESET AFTER CONTROL LOCKOUT 12. Smart Valve will not allow main burner operation until pi- ® Amana brand PGA__C, PGB__C and PGD__C units built lot is proven. NOTE: pilot positioning will affect pilot op- prior to July, 1999, are equipped with the Honeywell "Smart eration and flame sensing characteristics.

  • Page 60: S-306 Checking Orifices

    SERVICING A dent or burr will cause severe deflection of gas stream. No resizing should be attempted until all factors are taken into consideration such as inlet manifold gas pressure, align- ment, and positioning, specific gravity and BTU content of the gas being consumed.

  • Page 61: S-308 Checking For Delayed Ignition

    SERVICING S-308 CHECKING FOR DELAYED IGNITION Delayed ignition is a delay in lighting a combustible mixture Gas Line of gas and air which has accumulated in the combustion chamber. Gas Shutoff Valve When the mixture does ignite, it may explode and/or rollout causing burning in the burner venturi.
  • Page 62 SERVICING Honeywell Smart Valve Sequence of Operation SV9500 Start Power to System Control board applies power to Air circulating blower (ACB) Limit(s) open Board checks limit circuit cooling speed. Pilot and Igniter are locked out. Limits closed Thermostat calls for heat Self Check Igniter "Smart Valve"...
  • Page 63 SERVICING Honeywell Smart Valve Sequence of Operation SV9501 Start Power to System Control board applies power to Air circulating blower (ACB) cooling speed. Pilot and Igniter Limit(s) are locked out. open Board checks limit circuit Limits closed Five minute retry delay Thermostat calls for heat Self Check Pilot valve and Igniter remain...
  • Page 64 SERVICING...
  • Page 65 SERVICING...

  • Page 66: S-311 High Altitude Application

    SERVICING If the pressure switch opens before the ignition period, the 7. As the unit fires, the inclined manometer negative pres- induced draft blower will remain on and the control will stay in sure will drop to -.90" W.C. for the small cabinets and - pre-purge until the pressure switch is closed for an entire 15 1.90"...
  • Page 67 SERVICING Honeywell Smart Valve Ignition Systems Blower Off Delay Settings NORMAL SEQUENCE OF OPERATION (Honeywell speed up Smart Valve System) COOL HEAT UNUSED Testing Honeywell Smart Valve Systems The ignition control module is a combination electronic and electromechanical device and is not field repairable. Com- plete unit must be replaced.

  • Page 68: S-314 Checking Flame Sensor

    SERVICING Diagnostics Flash Codes LED Steady On Control is OK in standby, heat, cool, or fan only modes. LED Steady Off Internal control fault or no power. 1 Flash Lockout due to failed ignition or flame dropouts. 2 Flashes Pressure switch is open with induced draft motor energized.
  • Page 69 DAMAGE, PERSONAL INJURY OR DEATH. 2. Connect a microamp meter in series with this wire and terminal FS. 1. The Honeywell "Flame Sense Measurement Kit", Amana ® 3. Be sure the negative side of the meter is to the wire and brand part # R9900026, is required to correctly measure the positive of the meter is to terminal FS.

  • Page 70: S-315 Checking Hot Surface Igniter

    SERVICING Spark Igniter Flame Sensor DSI Flame Sensor and Spark Ignitor Location S-315 CHECKING HOT SURFACE IGNITER 2. Disconnect the ignitor from the Ignition Control Module and line voltage terminal board. "Smart Valve" systems use a silicone carbide restrictive ele- 3.

  • Page 71: Wiring Diagrams

    WIRING DIAGRAMS PGB24, 30, 36 & 42 HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH.
  • Page 72 WIRING DIAGRAMS PGA60C, PGB42C115, PGB48, 60 HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH.
  • Page 73 WIRING DIAGRAMS PGD24, 30, 36, 42 HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH.
  • Page 74 WIRING DIAGRAMS PHB24, 30, 36 HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. COMMON Y1 OUT FUSE...
  • Page 75 WIRING DIAGRAMS PHB42, 48 HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. COMMON FUSE...
  • Page 76 WIRING DIAGRAMS PHD24, 30 & 36 HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. FA N COMMON FUSE...
  • Page 77 WIRING DIAGRAMS PHD42C02E HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. COMMON FUSE...
  • Page 78 WIRING DIAGRAMS PHD48, PHB60 HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. COMMON...
  • Page 79 WIRING DIAGRAMS PCC24, 30, 36C02 [E/F] HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. XF MR R XF MR C...
  • Page 80 WIRING DIAGRAMS PCC42, 48C02 [E/F] HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. XF MR R XF MR C...
  • Page 81 WIRING DIAGRAMS PCC60C02 [E/F] HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH.
  • Page 82 WIRING DIAGRAMS WIRING DIAGRAMS HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. 23, 24 SEQ 2 19 - 21 HEAT SEQ 1 AUTO...
  • Page 83 WIRING DIAGRAMS HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. 23, 24 SEQ 2 19 - 21 HEAT SEQ 1 AUTO COOL Pressure Switches not...
  • Page 84 WIRING DIAGRAMS HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. 23, 24 SEQ 2 19 - 21 HEAT SEQ 1 AUTO COOL Pressure Switches not...
  • Page 85 WIRING DIAGRAMS HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. 20152201 THERMOSTAT FIELDPRIN CONNECTIONED B 208/240 VACD BO 1ø PHCB05C1 20152301 THERMOSTAT...

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