Friedrich VHA Series Air Conditioners Wiring Diagrams and Installation Information

Page 47

 

WASHER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NUT

 

 

C

WIRING DIAGRAM HEAT PUMP EH

 

 

 

 

 

 

 

 

TEMINAL COVER

 

 

 

 

 

 

 

 

 

 

 

 

 

S R

" F "

 

7.5KW, 10.0KW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SERVICE DISPLAY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GASKET

 

 

 

 

 

VHA 24K

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

COMPRESSOR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TERMINAL DETAIL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RED

 

 

 

 

WHITE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLUE

 

 

 

 

 

 

 

 

 

 

GREEN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C

 

 

 

 

 

 

 

 

C

 

 

 

 

 

TO MOTOR

 

 

 

 

 

 

 

 

 

 

 

 

WHITE

 

 

 

WHITE

 

MOUNT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

F

M CAPACITOR

 

 

 

TO MOTOR

GREEN

FAN MOTOR

BROWN

F

 

 

 

BLOWER

 

 

 

AMBIENT

 

 

 

R

 

 

 

 

 

 

 

 

 

 

BROWN MOTOR

 

 

 

 

AIR SENSOR

 

 

A

E

 

 

 

MOUNT

 

 

 

 

A

 

 

 

M

 

 

 

 

 

 

 

 

N

 

 

 

 

 

 

 

N

 

 

R

 

 

 

 

 

 

 

 

H

 

 

 

 

 

 

 

 

 

E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

H

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WHITE

 

 

 

 

CAPACITOR

 

 

 

 

 

 

 

 

 

BLACK

BLACK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

QUICK DISCONNECT

REVERSING VALVE

 

 

 

 

 

BLACK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

COMPRESSOR

 

 

SOLENOID COIL

 

 

 

 

 

BLUE

 

 

 

 

 

 

 

 

 

 

 

L1 L2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CONTACTOR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VOLTAGE SELECTION SWITCH

 

 

 

 

 

 

 

 

BLACK

 

 

 

 

 

 

 

 

 

 

SET VOLTAGE TO 230V

 

 

 

 

 

RED

 

 

WHITE

 

 

BLACK

BLACK

 

 

ORANGE

 

 

 

 

 

 

 

 

 

 

 

 

BLACK (TO L1)

 

 

 

 

 

 

 

 

 

 

 

C

GH GL B Y

W

R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HEATER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7.5 KW OR 10 KW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RED

 

 

 

 

 

 

 

 

 

 

 

 

 

ORANGE

RED

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RT6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R

C GH GL O/B

Y

W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRESSURE

 

 

THERMOSTAT CONNECTIONS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SWITCH

 

 

 

 

 

 

COMP

HEAT

HEAT

FAN 1

FAN 2

FAN 3

FAN 4

RV

 

 

 

 

 

 

 

 

 

 

 

RELAY

RELAY

RELAY

RELAY

RELAY

RELAY

RELAY

RELAY

 

 

 

 

 

 

 

 

L2)

 

 

 

 

 

 

NOT USED

 

 

 

 

 

BLUE

BLUE

 

 

LEGEND

PART NO.

 

REV

 

 

 

 

 

 

 

 

 

 

 

 

 

92160501

01

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(TO

VOLTAGE SWITCH

 

 

 

 

 

 

 

 

 

 

 

 

LEGEND FOR TSTAT WIRING HARNESS

 

 

 

 

230

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

520

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R 24VAC Power From Unit

 

 

 

 

WHITE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Y Call for Cooling

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

W Call for Heating

 

 

 

 

 

L1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O/B Reversing valve Energized in heating mode

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GL Call for Low Fan

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NOT USED

 

GH Call for High Fan

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C COMMON

 

 

 

 

 

 

 

 

 

L2 or ACN

 

 

 

 

 

 

 

 

OUTDOOR COIL SENSOR

RT6-Two Speeds Fan T-STAT-Field Provided

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ELECTRONIC CONTROL

 

 

 

 

 

INDOOR COIL SENSOR

 

Field Wiring

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HEAT PUMP WITH ELECTRIC HEAT ELECTRICAL & THERMOSTAT WIRING DIAGRAM VHA 24 with 7.5 KW and 10KW ELECTRIC HEAT

46

Image 47
Contents Single Package Vertical Air Conditioning System Table of Contents Your safety and the safety of others are very important Important Safety InformationRefrigeration System Hazards Property Damage Hazards IntroductionProduct Line 00001Serial Number Year Manufactured Production RUN NumberElectrical Requirements Chassis Specifi cations Cooling Performance Data Technical Service DataQuiet Start/Stop Electronic Control Board FeaturesHeat Mode in Cool with Electric Heat Units Compressor Lock Out Time Electric Shock Hazard Low Voltage Interface ConnectionsCUT/SEVER Hazard ServiceGround Air Intake Vpak 9-18K BTU Units Components IdentificationAir Intake Front Side Vpak 24K BTU Units Components IdentificationError Codes and Alarm Status Components Testing Fuse 10 Amps 250 VaC Blower / FAN Motor Test Capacitor Check with Capacitor AnalyzerCapacitor Connections Blower / FAN MotorDrain PAN Valve Heater Elements and Limit SWITCHES’ SpecificationsExternal Static Pressure Explanation of charts Refrigeration Sequence of Operation Refrigeration AssemblyRisk of Electric Shock Sealed Refrigeration System RepairsEquipment Required Equipment Must be CapableFreeze Hazard Method Of Charging / RepairsUndercharged Refrigerant Systems Burn HazardRestricted Refrigerant System Overcharged Refrigerant SystemsCapillary Tube Systems Cooling ModeHeating Mode Hermetic Components CheckReversing Valve DESCRIPTION/OPERATION Fire Hazard Procedure For Changing Reversing ValveTouch Test in Heating/Cooling Cycle Determine L.R.V Single Phase ConnectionsSingle Phase Running and L.R.A. Test Locked Rotor Voltage L.R.V. TestGround Test Single Phase Resistance TestExternal Overload Vpak 9, 12, 18 K Btus Internal Overload Vpak 24 K BtusHigh Temperatures Recommended procedure for compressor replacementElectrical Shock Hazard Routine MaintenanceRoom AIR Conditioner Unit Performance Test Data Sheet THERMISTORS’ Resistance Values 9K BTU, 12K BTU, & 18K BTU Electrical Troubleshooting Chart CoolingCompressor outdoor Electrical Troubleshooting Chart Cooling 24K BTUHeat Pump Mode Electrical Troubleshooting Chart Heat PumpTroubleshooting Chart Heating Heat Pump Troubleshooting Chart CoolingHeat Pump with Electric Heat Remote Wall Thermostat Wiring DiagramsGH GL B Y RT6 6TR Cool with Electric HeatGH GL B Y W R GH GL O/B Y W Wiring Diagram Heat Pump EH 5KW, 10.0KW Model Description Photo Friedrich Air Conditioning Company Vpak 9K-18K BTU/h Models Vpak 9K-18K BTU/h Models Vpak 9K-18K BTU/h Models Vpak 9K-18K BTU/h Models 9K-18K BTU/h Models Vpak Parts List Vpak 24K BTU/h Models Vpak 24K BTU/h Models Vpak 24K BTU/h Models Vpak 24K BTU/h Models 24K BTU/h Models Vpak Parts List Technical Support Contact Information Friedrich AIR Conditioning CO
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