Amana RCA Service Instructions Manual Download Page 56

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SCHEMATICS

56 Rev 1

TO AVOI

SSI

E ELECTRI

CAL SHOCK,

PERSO

NAL I

JURY,

OR DEATH,

SCO

NECT THE POW

FORE SE

RVI

WAR

THERMOSTAT

Thermostat shown for reference
only. See the thermostat
installation instructions for
additional information.

OFF

HEAT

COOL

AUTO

OUTDOOR UNIT

COMP

START CAP

RUN CAP

START RELAY

208/230-60-1

CCH

FAN MOTOR

FAN
RELAY

Hard Start components not used on all models.

CCH not used on all models.

OUTDOOR UNIT

FF
K

SS
IL

EL
K
IT

ATK

JUMPER

NOTE: Jumper 1 & 2 for
            supply air temp-
            ering during de-
            frost cycle
            ONLY.

C
R

O
Y

DEFROST

BOARD

FAN

RELAY

TEST

FAN

SW.

LIMIT

SW.

DOOR
INTERLOCK
SW.

115-60-1

BLOWER MOTOR

FURNACE

TYPICAL SCHEMATIC - RHA/RHD/RHE MODEL HEAT PUMP - GAS FURNACE

FFK03A FOSSIL FUEL KIT -ATK05A CONTROLLING CHANGE OVER SET POINT - THERMOSTAT

*RHD Defrost Control Wiring not as shown, see appropriate wiring diagram for further information.

Summary of Contents for RCA

Page 1: ...icians only Amana does not assume any responsibility for property damage or personal injury for improper service procedures done by an unqualified person Service Instructions VCA RCA RCB RCC RCE Model Remote Coolers RHA RHD RHE RHF Model Remote Heat Pumps Blowers Coils Accessories Heating Comfort Quality Trust Air Conditioning ...

Page 2: ...TE SERVICE MANUAL BEFORE BEGINNING REPAIRS IMPORTANT NOTICES FOR CONSUMERS AND SERVICERS RECOGNIZE SAFETY SYMBOLS WORDS AND LABELS DANGER Immediate hazards which WILL result in severe personal injury or death WARNING Hazards or unsafe practices which COULD result in severe personal injury or death CAUTION Hazards or unsafe practices which COULD result in minor personal injury or product or propert...

Page 3: ...with moving belts pulleys or couplings Fundamental to the design of hermetic compressors is a method whereby electrical current is transmitted to the compressor motor through terminal conductors which pass through the compressor housing wall These terminals are sealed in a dielectric material which insulates them from the housing and maintains the pressure tight integrity of the hermetic compresso...

Page 4: ...1320C P1221326C VCA B3A P1221315C P1221319C P1221327C P1221329C RHA A A P1180201C P1180213C RHA A B P1180217C P1180226C RHA A B P1218801C P1218813C RHA B P1221501C P1221509C P1221510C P1221518C Remote Heat pump A 10 Seer Outdoor Units The B design series features 5 16 diameter tubing cubed coil design for reduced system refrigerant charge and a more compact footprint Prepainted sheet metal and coi...

Page 5: ...D P1210101C P1210106C CHH TCC P1203501C P1203506C CHH TCD P1210107C P1210110C Coil C Standard Efficiency Horizontal Slab coil The 6th character F designator indicates flowrator or orifice style coil The 8th character or last letter C designator indicates the coil used Aeroquip style flowrator D designator indicates the coils use a Chatliff style orifice and allow for field installation of the TXV ...

Page 6: ...ons with gas or oil furnaces as the back up or reserve heating system The FFK02A will not function correctly on RHA__B_A heat pumps However the FFK03A is backward compatible to all RHA RHD or RHE heat pump systems ROK__A P1208401C P1208417C Restrictor Orifice Kit ROK01A contains an assortment of Aeroquip orifices ROK49A ROK98A contain 3 ea of Chatleff orifices the kit number indicates the orifice ...

Page 7: ... Control Low Ambient Control Liquid Line Solenoid Kit RCA B18A2A x x x x x x RCA B24A2A x x x x x x RCA B30A2A x x x x x x RCA B36A2A x x x x x x RCA B42A2A x x x x x x RCA B48A2A x x x x x x RCA B60A2A x x x x x RCA B36A3A x x x RCA B48A3A x x x RCA B60A3A x x RCA B36A3A x x x RCA B48A4A x x x RCA B60A4A x x RCB18A2B x x x x x x x RCB24A2B x x x x x x x RCB30A2C x x x x x x x RCB30A2B x x x x x R...

Page 8: ...reeze Protection Kit Pressure Control Kit Low Ambient Control Low Ambient Control Liquid Line Solenoid Kit RCC36A3A x x x x RCC48A3A x x x RCC60A3A x x x RCC18A2B D x x x x RCC24A2B D x x x x RCC30A2B D x x x x RCC36A2B D x x x x RCC42A2B D x x x x RCC48A2B D x x x RCC60A2B D x x x x RCC36A3B D x x x x RCC48A3B D x x x RCC60A3B D x x x RCE24A2 x x x x RCE30A2 x x x x RCE36A2 x x x x RCE42A2 x x x ...

Page 9: ... Kit Fossil Fuel Kit RHA18A2A x x x x x x x x x x RHA24A2A x x x x x x x x x x RHA30A2A x x x x x x x x x x RHA36A2A x x x x x x x x x x RHA42A2A x x x x x x x x x x RHA48A2A x x x x x x x x x x RHA60A2A x x x x x x x x x RHA36A3A x x x x x x x RHA48A3A x x x x x x x RHA60A3A x x x x x x x RHA36A4A x x x x x x x RHA48A4A x x x x x x x RHA60A4A x x x x x x x RHA18A2B x x x x x x x x x RHA24A2B x x ...

Page 10: ...01A ATK05A CSB07A CSB08A CSB09A HSK10A HSK12A FSK01A PCK02 03A LAC03A LSK01A FFK02A FFK03A Description Anti Short Cycle Kit Ambient Temperature Kit Compressor Sound Blanke Compressor Sound Blanke Compressor Sound Blanke Hard Start Kit Hard Start Kit Freeze Protection Kit Pressure Control Kit Low Ambient Control Liquid Line Solenoid Kit Fossil Fuel Kit Fossil Fuel Kit RHD18 X X X X X X X X X RHD24 ...

Page 11: ... Kit Electric Heat Kit Electric Heat Kit Electric Heat Kit Electric Heat Kit Electric Heat Kit Electric Heat Kit Electric Heat Kit Electric Heat Kit Electric Heat Kit Electric Heat Kit Electric Heat Kit Electric Heat Kit Electric Heat Kit BBA24A2A X X X X X X X X X BBA36A2A X X X X X X X X X X BBA48A2A X X X X X X X X X X X BBA60A2A X X X X X X X X X X X BBC36A2A X X X X X X X X X X X BBC60A2A X X...

Page 12: ...5 through 5 ton sizes RCE models are availablein2through5tonsizes Theyaredesignedfor208 240 volt single phase applications The RCA RCB 3 4 and 5 ton models are also available for 230V and 460V 3 phase applications The RCC 3 4 and 5 ton models are also available for 230V 3 phase applications Suction and Liquid Line Connections The suction and liquid line connections of the unit are set up for field...

Page 13: ...cooling coils of up to 0 8 inches W C external static pressure and includes a feature that allows airflow to be changed by 15 The BBC is intended to be used with a cased evaporator coil and a condensing unit or heat pump The blower section of the cabinet can also be used as an electric furnace The electric heating elements are field installed Electric heater kits EHK B and ECB_B are available as s...

Page 14: ...E Indoor Coil Accumulator Bi Flow Filter Dryer Outdoor Coil Thermostatic Expansion Valve Check Valve Reversing Valve De Energized Indoor Coil Accumulator Bi Flow Filter Dryer Outdoor Coil Thermostatic Expansion Valve Check Valve Reversing Valve Energized ...

Page 15: ...cle By energizing the reversing valve solenoid coil the flow of the refrigerant is reversed The indoor coil now becomes the condenser coil and the outdoor coil becomes the evaporator coil The check valve at the indoor coil will open by the flow of refrigerant letting the now condensed liquid refrigerant by pass the indoor expansion device The check valve at the outdoor coil will be forced closed b...

Page 16: ...at the board can be preset for electric heat lockout and minimum supply air temperatures of 85 F 90 F 95 F or 100 F This dischargeairtemperaturesettingwillbeusedtolock outthe electric heaters as long as the heat pump cycle satisfies the minimum supply air temperature Two conditions must exist for the electric heat to be acti vated 1 The thermistor is sensing temperatures below the set point with t...

Page 17: ... models When the thermostat is switched to the FAN ON position the blower motor will operate at either 50 or 100 of the coolingspeed Thisisaccomplishedwiththeuseofthe Low Speed Manual Fan jumper located just below the indicator light on the control board With the jumper in place as shipped the blower will operate at 50 of the nominal coolingspeedselected Withthejumperremovedtheblower will operate ...

Page 18: ...nent wiring to be sure all connec tions are tight Inspect wire insulation to be certain that it is good 6 Check the contacts of the compressor contactor If they are burned or pitted replace the contactor 7 Using a halide or electronic leak detector check all pip ing and etc for refrigerant leaks 8 Start the system and run a Cooling Performance Test If the results of the test are not satisfactory s...

Page 19: ...n Motor x x Repair or Replace S 16 Shorted or Grounded Fan Motor x x Test Motor Windings S 16 Improper Cooling Anticipator x x x Check resistance of Anticipator S 3 Shortage or Refrigerant x x x x Test For Leaks Add Refrigerant S 103 Restricted Liquid Line x x x x Replace Restricted Part S 113 Undersized Liquid Line x x x Replace Line S 120 Undersized Suction Line x i Replace Line S 120 Dirty Air ...

Page 20: ...5 S 40 BBA BBC CONTROL BOARD OPERATION 35 S 41 BBC INTERFACE BOARD OPERATION 36 S 42 BMA CONTROL BOARD OPERATION 37 S 60 ELECTRIC HEATER 37 S 61 CHECKING HEATER FUSE LINK 38 S 62 CHECKING HEATER ELEMENTS 38 S 63 AMBIENT TEMPERATURE CONTROL 38 S 64 LAC__A LOW AMBIENT CONTROL 39 S 65 PCK__A PRESSURE CONTROL KIT 39 S 66 FFK02A FFK03A FOSSIL FUEL KITS 40 S 100 REFRIGERATION REPAIR PRACTICE 40 S 101 LE...

Page 21: ... minimum voltage check the line wire size Long runs of under sized wire can cause low voltage If wire size is ad equate notify the local power company in regard to ei ther low or high voltage REMOTE CONDENSING UNITS BLOWER COILS VOLTAGE MIN MAX 208 230 198 253 115 104 127 NOTE When operating electric heaters on voltages other than 240 volts refer to the System Operation section on elec tric heater...

Page 22: ...and wiring Re pair or replace as necessary NOTE Consideration must be given to how the heaters are wired O D T and etc Also safety devices must be checked for continuity S 3B Cooling Anticipator The cooling anticipator is a small heater resistor in the thermostat During the off cycle it heats the bimetal element helping the thermostat call for the next cooling cycle This prevents the room temperat...

Page 23: ... VAC at Y1 If not as above replace relay S 6 CHECKING TIME DELAY RELAY Time delay relays are used in some of the blower cabinets to improve efficiency by delaying the blower off time Time delays are also used in electric heaters to sequence in mul tiple electric heaters WARNING Disconnect Electrical Power Supply 1 Tag and disconnect all wires from male spade connec tions of relay 2 Using an ohmmet...

Page 24: ...ace the relay WARNING LINE VOLTAGE NOW PRESENT 1 2 3 4 5 OHMMETER TESTING FAN RELAY S 12 CHECKING HIGH PRESSURE CONTROL some models The high pressure control capillary senses the pressure in the compressor discharge line If abnormally high condens ing pressures develop the contacts of the control open breaking the control circuit before the compressor motor overloads This control is manually reset...

Page 25: ...tors primary function is to reduce the line current while greatly improving the torque characteristics of a motor This is accomplished by using the 90 phase relationship between the capacitor current and voltage in conjunction with the motor windings so that the motor will give two phase opera tion when connected to a single phase circuit The capaci tor also reduces the line current to the motor b...

Page 26: ... Set an ohmmeter on its highest ohm scale and connect the leads to the capacitor A Good Condition indicator swings to zero and slowly returns to infinity Start capacitor with bleed resistor will not return to infinity It will still read the resistance of the resistor B Shorted indicator swings to zero and stops there replace C Open no reading replace Start capacitor would read resistor resistance ...

Page 27: ...NG AND SYSTEM If the compressor terminal PROTECTIVE COVER and gasket if required are not properly in place and secured there is a remote possibility if a terminal vents that the vaporous and liquid discharge can be ignited spouting flames several feet causing potentially severe or fatal injury to anyone in its path This discharge can be ignited external to the compressor if the terminal cover is n...

Page 28: ...ch puts out a voltage between 300 and 1500 volts check for a ground separately between each of the three leads and ground such as an unpainted tube on the compressor Do not use a low voltage output instrument such as a volt ohmmeter HI POT COMPRESSOR GROUND TEST 3 If a ground is indicated then carefully remove the compressor terminal protective cover and inspect for loose leads or insulation break...

Page 29: ...place relay 13 14 3 7 11 2 6 10 1 5 9 4 8 12 TESTING DEFROST RELAY WARNING LINE VOLTAGE NOW PRESENT 3 Energize the relay by applying 24 volts to the relay coil 4 With power on retest with ohmmeter readings should be opposite that read in step 2 N O contacts should be closed N C contacts should be open If not as above replace the relay S 21 CHECKING REVERSING VALVE AND SOLE NOID Occasionally the re...

Page 30: ...series with the outdoor fan motor When this contact opens the outdoor fan motor stops The other three sets of contacts normally open are in the low voltage circuit One set of contacts control the reversing valve When closed the reversing valve energizes switching over to the cooling position sending hot refrigerant gas to the outdoor coil which will start to melt any frost accumulation Another set...

Page 31: ...ontrol board opens contacts which stop the fan motor The reversing valve solenoid is energized to place the unit in the cooling mode Also W2 is energized for signaling electric heat operation The defrost mode will be temporally suspended if the thermostat cycles off or a pressure switch opens Upon closure of pressure switches or resumption of thermostat demand defrost activity will resume as soon ...

Page 32: ...temporarily suspended if the thermostat cycles off or a pressure switch opens Upon closure of pressure switches or resumption of thermostat demand defrost activity will resume as soon as the 5 minute short cycle time is satisfied Test Mode Placing the jumper in the test position will accelerate the timing by a factor of 128 With the 30 60 control closed a 90 minute defrost interval will time out i...

Page 33: ...es defrost interval This means that after the defrost sensor closes the next defrost will be in 90 minutes subsequent defrosts will be adaptive A defrost termination of 10 5 minutes will occur if the sensor does not open If a time termination occurs the next frost build interval will be 30 minutes and will be adaptive there after S 24 TESTING DEFROST TIMER BOARD To check the defrost timer board fo...

Page 34: ...the defrost mode will end in about 7 seconds COM Y OUT PS2 PS1 DF O OUT E C R W2 O Y 90 60 30 Test CC T stat LPC DT RS ATK A B B A OD Fan Common T2 Terminal LED s NOTES 1 The board will ignore the jumper if left in the test position for more than 5 minutes It will go back to normal timing using a 90 minute defrost interval To start over remove the jumper and cycle 24VAC power off for 1 minute Ranc...

Page 35: ...elay that is operated based on inputs from the room thermostat and thermistor The relay and therefore the blower is controlled per the following table Input Control Board Action G on Relay energized instantly G off Relay de energized instantly Y on Relay energized instantly Y off while O has been on Relay de energized after supply air rises above 65 F or 45 seconds whichever is shorter Y off no O ...

Page 36: ...tilloccursafterapowerreset then the control board should be replaced NOTE After an error mode occurs the system requires a power reset for normal operation after the problem has been corrected The control board is programmed with a certain range of acceptable values from the thermistor depending on the mode of operation The control board knows the mode of operation based on the thermostat inputs a...

Page 37: ... go in to a hard lock out Power must be removed from the board for 60 seconds in order to reset the board S 60 ELECTRIC HEATER OPTIONAL ITEM 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 air handler is facto...

Page 38: ...he nor mally closed contacts No reading indicates the control is open replace if necessary IF FOUND OPEN REPLACE DO NOT WIRE AROUND S 61 CHECKING HEATER FUSE LINK OPTIONAL ELECTRIC HEATERS Each individual heater element is protected with a one time fuse link which is connected in series with the element The fuse link will open at approximately 333 WARNING Disconnect Electrical Power Supply 1 Remov...

Page 39: ...hat includes a thermal expansion valve The LAC03A kit is for use with any Amana RHA RHD RHE or single phase heat pump unit which is installed with an indoor coil that includes a thermal expansion valve If this kit is installed in a system with an indoor coil that does not include a thermal expansion valve compres sor damage could occur resulting in loss of warranty coverage This control operates b...

Page 40: ... fuel and electric rates For the system to operate properly a two stage heating and one stage cooling thermostat is required not part of this kit for singlestagefurnaces Athree stageheatingandone stage cooling room thermostat is also required not a part of this kit for two stage furnaces S 100 REFRIGERATION REPAIR PRACTICE DANGER ALWAYS REMOVE THE REFRIGERANT CHARGE IN A PROPER MANNER BEFORE APPLY...

Page 41: ...NING DO NOT FRONT SEAT THE SERVICE VALVE S WITH THE COMPRESSOR K1 MODEL SCROLL COMPRES SORS OPERATING IN AN ATTEMPT TO SAVE REFRIG ERANT WITH THE SUCTION LINE OF THE COMPRES SOR CLOSED OR SEVERELY RESTRICTED THE SCROLL COMPRESSOR CAN AND WILL DRAW A DEEP VACUUM VERY QUICKLY THIS VACUUM CAN CAUSE INTERNAL ARCING OF THE FUSITE RESULTING IN A DAMAGED OR FAILED COMPRESSOR 1 Connect the vacuum pump vac...

Page 42: ...e caps 6 Check system for leaks NOTE This charging procedure can only be done in the cooling mode of operation Models with a compressor process tube access valve can be charged in the heat ing cycle if this valve is used When charging a remote condensing unit with a non matching evaporator coil or a system where the charge quantity is unknown alternate charging methods must be used These systems m...

Page 43: ...rant entering the coil is regulated since the valve responds to temperature of the refrigerant gas leaving the coil feeler bulb contact and the pressure of the refrig erant in the coil This regulation of the flow prevents the return of liquid refrigerant to the compressor The illustration below shows typical heatpump TXV check valve operation in the heating and cooling modes COOLING HEATING Thermo...

Page 44: ...column 5 The difference between the thermometer reading and pressure to temperature conversion is the amount of superheat EXAMPLE a Suction Pressure 84 b Corresponding Temp F 50 c Thermometer on Suction Line 63 F To obtain the degrees temperature of superheat subtract 50 0 from 63 0 F The difference is 13 Superheat The 13 Superheat would fall in the range of allowable superheat SUPERHEAT ADJUSTMEN...

Page 45: ...e the charge replace the valve and drier evacu ate and recharge S 111 CAPILLARY TUBES RESTRICTOR ORI FICES The capillary tubes restrictor orifices used in conjunction with the indoor and outdoor coil are a predetermined length and bore I D Theyaredesignedtocontroltherateofliquidrefrigerantflow into an evaporator coil The amount of refrigerant that flows through the capillary tube restrictororifice...

Page 46: ...wn the system and allow the pressures to equalize Wait at least 15 minutes Compare the pressure to the temperature of the coldest coil since this is where most of the refrigerant will be If the pressure indicates a higher temperature than that of the coil temperature non condensables are present Refer to the chart on page 44 for R 22 pressure temperature equivalents Non condensables are removed fr...

Page 47: ...raze all joints leak test evacuate and recharge sys tem 7 Start up the unit and record the pressure drop across the clean up drier 8 Continue to run the system for a minimum of twelve 12 hours and recheck the pressure drop across the drier Pressure drop should not exceed 6 8 PSIG 9 Continue to run the system for several days repeatedly checking pressure drop across the suction line drier If thepre...

Page 48: ... 37 31 25 25 12 48 48 3 8 1 2 33 47 25 45 17 43 17 43 0 40 60 60 3 8 1 2 25 45 12 45 0 40 0 40 35 The previous table is based on a maximum liquid line pressure drop of 25 psi Any portions of the liquid line which will pass through a high ambient area must be insulated to prevent loss of subcooling 5 Determine the amount of additional refrigerant the sys tem will require using the Refrigerant Corre...

Page 49: ...et Refer to the Suction Line Sizing Chart to determine the actual suction line required 1 1 8 F Measure liquid line length 65 ft G Count the number of liquid line elbows 8 short radius H Calculate the equivalent length of fittings using the Suction Line Elbow chart on page 47 Calculate using the recommended liquid line size for each unit 8 x 1 2 9 6 equivalent feet I Add liquid line length F equiv...

Page 50: ... Line is 92 4 feet Refer to the Suction Line Sizing Chart to determine the actual suction line required Since 92 4 is greater than 75 but less than 100 use the 100 column A 7 8 Suction line will be adequate F Measure liquid line length 72 ft G Count the number of liquid line elbows 9 long radius H Calculate the equivalent length of fittings using the FittingLossesinEquivalentFeetChart Calculateusi...

Page 51: ...porator coil causing condensate leakage Too much air can also cause motor overloading and in many cases this constitutes a poorly designed system S 201 AIR HANDLER EXTERNAL STATIC To determine proper air movement proceed as follows 1 Using a draft gauge inclined manometer measure the static pressure of the return duct at the inlet of the unit Negative Pressure 2 Measurethestaticpressureofthesupply...

Page 52: ... Should have adjustable heat anticipator s e Must automatically bypass compressor heat W1 Y1 when in the emergency heat mode f Emergency heat mode must not continuously energize the E terminal when in emergency heat mode Amana Thermostat THSADC1H2BA shown The following Amana thermostats also meet the above requirements THSMDC1H2BA THSMEC1H2BA THPADC1H3BA THSMDC1H3BA THPMFC1H2BA 2 If W1 terminal pr...

Page 53: ...GROUP NUMBER BLACK BK BLUE BU RED RD TAN TN GRAY GY ORANGE OR GREEN GN YELLOW YL VIOLET VT BROWN BR 11137301 REV 0 FR FAN RELAY IR INTERLOCK RELAY SR SWITCH RELAY CR COOLING RELAY TB TERMINAL BOARD NOTES 1 ALL 24V WIRING IS TO BE CLASS 2 2 SET THE OUTDOOR THERMOSTAT IN THE OUTDOOR UNIT AT THE ECONOMIC BREAK EVEN TEMPERATURE 3 INSTALL 40VA CLASS 2 FUSED TRANSFORMER IN FURNACE H H IR 3 2 1 6 3 2 6 3...

Page 54: ...hermostat Furnace Outdoor Stat DUAL FUEL RELAY 1 RELAY 2 O Y W2 G C R O Y W2 R C O Y W C R 1 2 R W G C Y R W G C Y O Y W R C O Y W G C R 1 2 R W G C Y Outdoor Stat 1 R1 9 R1 5 R1 R1 R2 R2 R1 13 14 4 12 1 9 10 6 NOTE Use N O circuit in OD Stat NOTE Jumper 1 2 for supply air tempering during defrost cycle ONLY O U T D O O R U N I T T H E R M O S T A T FURNACE 5 1 K ...

Page 55: ...T Thermostat shown for reference only See the thermostat installation instructions for additional information OUTDOOR UNIT 1 2 5 S R C COMP START CAP RUN CAP START RELAY 208 230 60 1 CCH FAN MOTOR DFR4 4 6 Hard Start components not used on all models CC T1 L1 L2 CCH not used on all models OUTDOOR UNIT R C W2 Y E O RS CC HPC HTC DFR2 30 60 DEFROST CONTROL T1 T2 T3 TST C HLD OUT 24V DFR DFR3 ATK R1 ...

Page 56: ...OR FAN RELAY 4 6 Hard Start components not used on all models CC T1 L1 L2 CCH not used on all models OUTDOOR UNIT FFK03A FOSSIL FUEL KIT R2 R1 R1 R1 1 R1 2 R2 R1 ATK JUMPER O Y W R C O Y W G C R Y W G C R NOTE Jumper 1 2 for supply air temp ering during de frost cycle ONLY PS1 RV C R W O Y CC PS 30 60 RS DEFROST BOARD CC DFS FAN RELAY 90 60 30 TEST FAN SW FR LIMIT SW DOOR INTERLOCK SW 115 60 1 C R...

Page 57: ...THERMOSTAT Thermostat shown for reference only See the thermostat installation instructions for additional information OUTDOOR UNIT 1 2 5 S R C COMP START CAP RUN CAP START RELAY 208 230 60 1 CCH FAN MOTOR DFR4 4 6 Hard Start components not used on all models CC T1 L1 L2 CCH not used on all models OUTDOOR UNIT R C W2 Y E O RS CC HPC HTC DFR2 30 60 DEFROST CONTROL T1 T2 T3 TST C HLD OUT 24V DFR DFR...

Page 58: ...instructions for additional information OUTDOOR UNIT 1 2 5 S R C COMP START CAP RUN CAP START RELAY 208 230 60 1 CCH FAN MOTOR DFR4 4 6 Hard Start components not used on all models CC T1 L1 L2 CCH not used on all models OUTDOOR UNIT R C W2 Y E O RS CC HPC HTC DFR2 30 60 DEFROST CONTROL T1 T2 T3 TST C HLD OUT 24V DFR DFR3 ATK05 R1 R2 Y1 DFR1 SCP OFF HEAT COOL ON R Y G W2 AUTO E C AUTO O BLOWER MOTO...

Page 59: ...lation instructions for additional information BLOWER MOTOR HI LO C R W1 W2 G R1 TD1 TD2 TD5 RFC FL1 FL2 FL3 FL4 HE1 HE2 HE3 HE4 LC1 LC2 LC3 LC4 RFC TD5 TD2 TD2 TD1 TD1 R1 240 60 1 BLOWER COIL OUTDOOR UNIT 1 2 5 S R C COMP START CAP RUN CAP START RELAY 208 230 60 1 FAN MOTOR DFR4 12 4 Hard Start components not used on all models CC T1 L1 L2 OFF HEAT COOL ON R Y G W2 AUTO E C AUTO O 4 2 6 5 OUTDOOR...

Page 60: ...L1 L2 CCH not used on all models THERMOSTAT Thermostat shown for reference only See the thermostat installation instructions for additional information OFF HEAT COOL ON R Y G W2 AUTO E C AUTO O HPS RV C R W O Y CC HPS 30 60 RS DEFROST BOARD CC DFS FAN RELAY 90 60 30 TEST LPS LPS HR1 HR2 HR3 R C Y E O G W2 C R LED L1 L2 UNUSED FAN COM FAN 10 11 12 9 8 7 6 5 4 3 2 1 THERMISTOR 4 RC K1 PWM FUSE HR1 H...

Page 61: ...T1 L1 L2 CCH not used on all models THERMOSTAT Thermostat shown for reference only See the thermostat installation instructions for additional information OFF HEAT COOL ON R Y G W2 AUTO E C AUTO O HPS RV C R W O Y CC HPS 30 60 RS DEFROST BOARD CC DFS FAN RELAY 90 60 30 TEST LPS LPS HR1 HR2 HR3 THERMISTOR HR1 HR3 FL1 FL2 FL3 HE1 HE2 HE3 HR2 240 60 1 BLOWER COIL FAN COM CAP FAN IDLE FAN UNUSED L1 L2...

Page 62: ... CAP RUN CAP START RELAY 208 230 60 1 CCH FAN MOTOR FAN RELAY 4 6 Hard Start components not used on all models CC T1 L1 L2 CCH not used on all models THERMOSTAT Thermostat shown for reference only See the thermostat installation instructions for additional information OFF HEAT COOL ON R Y G W2 AUTO E C AUTO O PS1 RV C R W O Y CC HPS 30 60 RS DEFROST BOARD CC DFS FAN RELAY 90 60 30 TEST LPS PS2 BLO...

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