Friedrich SS12N10, SS14N10, SS15N30, SS10N10, SM18N30* service manual Wiring Diagram

Page 76

Kϋhl Electronic Control

COOL with ELECTRIC HEAT Models

ES12N33-A, ES15N33-A, EM18N34-A, EM24M34-A

		C		-F-
-F-	S	R	-F-	-F-

RED

BLUE

BLACK

HEATER

ORANGE

RED

F1

RELAY

F2

RELAY

F3

RELAY

F4

RELAY

RV

RELAY

EH1

RELAY

EH2

RELAY

WIRING DIAGRAM

ELECTRONIC CONTROL

J18

		WHITE
		WHITE
		c
RED
	F	M
	N	M
TO CAPACITOR	A	R
BRACKET		E
BRACKET		H
		BROWN
BLUE

COMP RELAY

LINE_L5

LINE_L3

LINE_N2	POWER SUPPLY
	230/208/115VAC
	BLACK
	WHITE
	GREEN ORYELLOW/GREEN

FAN MOTOR

TO CHASSIS

SCHEMATIC

		USER INTERFACE
		LOW
		LOW

4F1

		MED
3	F2	OLP
		OLP
		HIGH

NEUTRAL (115 V)

L2 (230/208 V)

R

FAN MTR

2F3

		ELECTRIC HEAT
1	EH1	HL	HTR	TF
			HTR	TF
		ELECTRIC HEAT

S

FAN COM

CAP

7 EH2

L2 OR N

OLP

R

L1	5	COMP

C COMPRESSOR



S

HERM COM

CAP

L E G E N D

CAP	- CAPACITOR
COMPR - COMPRESSOR
MTR	- FAN MOTOR 
OLP	- OVERLOAD PROTECTOR
UI	- USER INTERFACE
TF	- THERMAL FUSE
HL	- HEATER LIMIT FUSE

- REVERSING VALVE

T	- THERMISTER
	- THERMISTER
	- COMBINATION TERMINAL
	- GROUNDED LEAD SYMBOL
	- INSULATOR
HTR - HEATER ELEMENT

PART NO. REV.

92170014 01

75

Image 76

Contents

Cool Only Heat PumpTable Of Contents Important Safety Information Your safety and the safety of others are very importantRefrigeration System Repair Hazards Property Damage Hazards Components Identification IntroductionModel and Serial Number Location Unit Identification Specifications Refrigeration System Performance DataKeep the filter clean Unit placementProper installation of seal gasket Provide good air flowElectric Shock Hazard Electrical DataFire Hazard Electrical Shock Hazard Kuhl Control Options FriedrichLink AdapterControl Panel and Display Identification Control Panel Operation Instructions Timer Schedule Button ºF ºC SelectDIM Function AlertsControl Panel Lock External Control StatusTo Turn On the Timer or Schedule Selected Timer or Schedule Options 1 or 2 SelectionTimer Start Time Timer SettingsSet theTimer Stop Time Timer on ScenariosTimer OFF Scenarios Timer Schedule Control BlockRemote Control Operation Remote Control Operation Unit Operation Front PanelElectronic Control Sequence of Operation Compressor OperationHeating Mode Control Operation Heat Control Heat Pump OnlyHeat Pump With Electric Heat Operation ConditionElectric Heat Operation in Cool with Electric Heat Units Compressor Lock Out Time Using ModeRemoving the Front Cover Replacing the Indoor Coil Thermistor Swing OutAir flow direction adjustment Fresh air and exhaust controlComponents Testing Capacitor Check with Capacitor AnalyzerCapacitor Connections FAN MotorTesting the Heating Element Electric Shock Hazard Heating ElementHeating Element Heat Pump Models Drain PAN ValveUser Interface Control Board Refrigeration Sequence of Operation 410A Sealed System Repair Considerations Refrigeration system under high pressure410A Sealed Refrigeration System Repairs Refrigerant ChargingBurn Hazard Method Of Charging / RepairsFreeze Hazard Undercharged Refrigerant Systems Overcharged Refrigerant SystemsRestricted Refrigerant System Hermetic Components Check Capillary Tube SystemsReversing Valve DESCRIPTION/OPERATION Testing the Reversing Valve Solenoid Coil Reversing Valve in Heating ModeTouch Test in Heating/Cooling Cycle Procedure For Changing Reversing ValveExplosion Hazard Single Phase Connections Single Phase Running and L.R.A. TestLocked Rotor Voltage L.R.V. Test Determine L.R.VGround Test Single Phase Resistance TestChecking Compressor Efficiency Recommended procedure for compressor replacement High TemperaturesHigh Pressure Hazard Routine Maintenance Decorative Front Cover Sleeve / DrainClearances Filter assembly Heat pumps operate differently Condensation is normalFrosting NoisesIf you require further assistance Our specialists are able to assist you withDC-2 Drain Kit Part No Carbon Filter KitsSee codes chart on next Error Codes and Alarm Status Test Mode Temp Room AIR Conditioner Unit Performance Test Data Sheet HOW is ALL of the INSTALLATION? Good BADJOB Name Techs Name = SQ/CU/FTTroubleshooting Tips Problem Possible Cause Possible SolutionTroubleshooting Tips Cooling only Room AIR Conditioners Troubleshooting Tips Replace fuse, reset breaker. If repeats, check Possible Cause Possible Solution Problem Possible Cause Possible Solution Heat / Cool only Room AIR Conditioners Troubleshooting Tips Heat Pump Room AIR Conditioners Trouble Shooting Tips Problem Possible Cause ActionSystem Cools When Heating is Desired YESNormal Function of Valve Malfunction of ValveElectronic Control Board Components Identification Procedure ContentsFriedrich Electronic Control KIT Friedrich Model Prefix Schematic Part NO. REV 92170013 Kϋhl Electronic Control Cool only Models SL36N30-A Wiring Diagram Wiring Diagram 92170015 92170016 Kϋhl Electronic Control Heat Pump model YL24N35-A Need to Configure it. Follow the steps below to configure Air Conditioner Message Remote Control MessageAir Conditioning Unit Display Remote Control Display Replacement Instructions Parts Section Parts Section Kühl & Kühl+ Small-Chassis 2012 Parts List SHROUD, SML Kühl & Kühl+ Medium-Chassis 2012 Parts List SHROUD, MED Kühl & Kühl+ Large-Chassis 2012 Parts List Deck LRG Addendum Schedule Table with Energy Saving ValuesRoom AIR Conditioners Limited Warranty AAA Refrigeration Service Customer Satisfaction and Quality AssuranceFriedrich AIR Conditioning CO