GE ZIS 360DR Technical Service Manual Download

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ZIS480

SOME OF THE LOW VOL

TAGE

DC CONNECTOR LABELING ON

THIS MODEL MA

Y DIFFER FROM

OTHER MODELS. THE

FUNCTION AND DIAGNOSTICS

FOR THESE CONNECTORS ARE

IDENTICAL FOR ALL MODELS.

J4 OR J16

J3 OR J10

J1 OR J14

J2 OR J13

FF TEMP

CONTROL HMI

RED

BROWN

ORANGE

RED

BROWN

ORANGE

RED

BROWN

ORANGE

HMI

TEST

JACK

QUICK CHILL

CONTROL HMI

RED

BLUE

WHITE

RED

WHITE

PINK

YELLOW

BLUE

BLACK

YELLOW

BROWN

BLACK

WHITE

YELLOW

WHITE

FF2

QUICK CHILL

THERMISTORS

FF1

RED

BLUE

BROWN

ORANGE

DAMPER

MOTHERBOARD

1 DA

DEF HTR J9

AN HEA

TER J12

LINE J11

8 MODEL ID 42"

9 MODEL ID 48"

5 +5VDC 1 FF1

2 FF2

3 FZ

4 EV

2 +12V

3 COM

DAMPER

8 12VDC

3 F

AN COM

5 COND F

4 EV

AP RPM

1 EV

AP RPM

7 QUICK CHILL F

QUICK

CHILL

COND

EMI/RF

FIL

TER

RED

WHITE

ICEMAKER

TER V

DISPENSER

TER V

WHITE

BLUE

ORANGE

BROWN

GREEN

PURPLE

BLACK

AUGER

ORANGE

RED

ORANGE

GRA

FF LIGHTS

2 X 20W (40W)

3 X 20W (60W)

2 X 35W (70W)

FF COLUMN

LIGHTS

QC LIGHTS

GRA

RED

GRA

RED

GRA

RED

VIOLET

BLUE

FF DOOR

SWITCH

TOD

LIGHT SWITCH

ORANGE

GREEN

BROWN

QUICK CHILL HEA

TER

AC POWER CORD

VIOLET

BROWN

ORANGE

BROWN

TEST JACK

ORANGE

BLACK

BROWN

FZ DOOR

SWITCH

RED

PURPLE

BLACK

BLUE

YELLOW

ORANGE

VIOLET

AP THERMODISK

(TOD)

FILL TUBE

HEA

TER

R=1323

Ω

DEF HEA

TER

R=38

Ω

AN HEA

TER

R=330

Ω

ICEMAKER

FZ DOOR OPEN 7

FF DOOR OPEN 6

NEUTRAL 9

QC HEA

TER 5

Ω

CUBE

FZ COLUMN

LIGHTS

2 X 35W (70W)

J15

BROWN

COMPRESSOR

INVERTER

BLUE

RED

WHITE

BLACK

Ω

R=441

Ω

Summary of Contents for ZIS 360DR

Page 1: ...PUB 31 9117 04 04 MODEL SERIES Monogram Inverter Compressor Side By Side Refrigerators GEA01265 GE Consumer Industrial TECHNICAL SERVICE GUIDE ZIS360NR ZIS420NR ZIS480NR ZIS_360DR ZIS_420DR ZIS_480DR ...

Page 2: ...o avoid personal injury disconnect power before servicing this product If electrical power is required for diagnosis or test purposes disconnect the power immediately after performing the necessary checks RECONNECTALL GROUNDING DEVICES If grounding wires screws straps clips nuts or washers used to complete a path to ground are removed for service they must be returned to their original position an...

Page 3: ...ondenser Fan 20 Defrost System 21 Adaptive Defrost 21 Normal Operating Characteristics 21 Defrost Heater 22 Evaporator Thermistor 23 Defrost Overtemperature Thermodisc 23 Control System 24 Touch Panel and Temperature Control Board 24 Thermistors 25 Main Control Board 26 Main Control Board Locator Tables 27 Thermistors 32 Climate Control Drawer 33 Strip Circuit 33 Component Locator View 34 Operatio...

Page 4: ...tch 45 Temperature Overload Device TOD 45 Circuit Breakers 46 Transformers 46 Light Bulb Replacement 46 Schematics 49 Refrigeration System 55 Inverter Compressor 55 Inverter 57 Accumulator 59 System Pressure 59 Refrigerant Charge 59 Drier 60 Evaporator 60 Diagnostic Mode 61 Compressor Not Running Flowchart 62 Warranty 63 ...

Page 5: ...o ZIS 480D 56 50 kWh mo Models ZIS360 WR55X10166 ZIS 360D WR55X10165 ZIS 420 WR55X10164 ZIS 420D WR55X10163 ZIS 480 WR55X10162 ZIS 480D WR55X10158 WARNING Disconnect power cord before servicing Note Reconnect all grounding devices All parts of this appliance capable of conducting electrical current are grounded If grounding wires screws straps clips nuts or washers used to complete a path to groun...

Page 6: ...s the model and serial numbers Additionally the rating plate specifies the minimum installation clearances electrical voltage frequency maximum amperage rating refrigerant charge and type Mini Manual The mini manual is located behind the grille panel at the top of the refrigerator When done return the mini manual to its original location for future use Brand Product Z Monogram Style I Built In Con...

Page 7: ...cator Views Figure 1 Machine Compartment Figure 2 Evaporator Top of Freezer Inverter Compressor Master Light Switch Evaporator Evaporator Thermistor Evaporator Overtemperature Thermodisc TOD Defrost Heater Accumulator ...

Page 8: ...ter Valve Center of Machine Compartment Figure 4 Evaporator Fan Figure 5 Light Circuit Transformers Water Valve Evaporator Fan Motor Evaporator Fan Connector Circuit Breakers Housing Under Center of Unit Transformers ...

Page 9: ...reezer Door Switch Auger Drive Airflow Grille Icemaker Cube Solenoid Temperature Overload Device TOD Freezer Thermistor Fresh Food Door Switch Temperature Touch Pad Damper Water Filter Fresh Food Thermistors Climate Control Drawer Dampers Temperature Overload Device TOD Lower Fresh Food Lights ...

Page 10: ...ut and back in To extend the chassis 1 Remove the grille panel by removing 2 screws from each side see photo 2 Remove the wire guard and rocker switch panel 3 Remove the condenser baffle 4 Loosen the front 7 16 in track bolts 1 on each side of the compressor from the front of the chassis track 5 Remove the rear 7 16 in track bolts 1 on each side of the compressor and the spacers under the rear of ...

Page 11: ...ove Door Closure Mechanism The door closure mechanism uses a spring to provide positive door closure from approximately 60 degrees The door closure mechanism actuator arm has a spring attached to the rear and is supported by guide rollers on either side of the base channel The roller circumferences and the actuator arm detents are matched for smooth operation The arm is attached to the door with a...

Page 12: ...r 2 Turn the front legs with a 1 1 4 in open end wrench to adjust the front of the unit Turn clockwise to raise counterclockwise to lower Door Gaskets The fresh food and freezer doors have magnetic gaskets that create a positive seal to the front of the steel cabinet The center mullion also has magnets to assist in door sealing Improper installation of the door gasket will cause same poled magnets...

Page 13: ...h a proximity sensor that causes the panel to light up as you approach the dispenser approx 2 inches Removal 1 Remove the bezel from the outside of the freezer door Note On stainless steel models the front panel must be removed Remove screws from top bottom and hinge side Pull out on hinge side 2 Remove the screw from the bottom of the control panel Lift up and pull the bottom of the panel out Dis...

Page 14: ...ter valve is mounted in the left side of the machine compartment A plastic water line is routed from under the unit up the back of the cabinet into the machine compartment and to the water filter A line then goes from the water filter to the water valve Two low pressure plastic water lines supply water to the icemaker and door dispenser from the water valve A plastic water line is routed from the ...

Page 15: ...ntrol board and when open allows the evaporator fan to push chilled air from the evaporator into the fresh food compartment To Remove the Damper 1 Remove the light cover 3 Remove the Styrofoam section covering the damper 4 Disconnect the damper wiring connector 5 Carefully pull the damper out of the mullion and remove Top Bottom Freezer Side Fresh Food Side Return Evaporator Front Front Back Back ...

Page 16: ...alent to a reduction in voltage Fan speed will be selected and maintained by the main control board regulating the length and frequency of the 13 2 VDC pulse One complete revolution of the motor is comprised of all 4 poles To determine the rpm of the fan do the following Measure the frequency being applied to the motor Multiply this number by 15 60 seconds divided by 4 poles For example a frequenc...

Page 17: ... 10 1 9 J1 or J14 J5 6 J3 or J10 J2 or J13 1 DEFROST K4 2 1 J6 K5 CUSTOM COOL K7 PAN HEATER CRUSHER K2 WATER K3 J4 or J16 1 8 J7 AUGER K1 1 J2 EARTH EARTH J1 J18 J12 J15 1 J19 J11 J9 Comm 2 Way Digital Comm 12V Comm Common Damper Blue Damper White Damper Red Damper Yellow FF1 Thermistor FF2 Thermistor FZ Thermistor Evaporator Thermistor 5V Custom Cool Damper1 Custom Cool Damper1 5V Custom Cool The...

Page 18: ...ou cannot test with an ohmmeter DC common is not AC common Verify 2 voltage potentials a Red to white power for internal controller b Yellow to white power for fan Observe circuit polarity Motors can be run for short periods using a 9 volt battery Connect the white wire to the negative battery terminal only Connect the red and yellow wires to the positive battery terminal J4 or J16 J3 or J10 J1 or...

Page 19: ...vaporator Fan 1 Remove the ice bucket 2 Disconnect the icemaker connector Loosen 2 screws and remove icemaker 3 Remove 4 screws and slide the icemaker drive motor assembly forward Disconnect the wiring connector and remove the assembly 5 Remove 2 screws and wiring cover 6 Remove 6 screws and evaporator fan cover ...

Page 20: ...upted flow This pulsing of 13 2 VDC produces effective voltage being received at the motor which is the equivalent to a reduction in voltage Fan speed will be selected and maintained by the main control board regulating the length and frequency of the 13 2 VDC pulse To Remove the Fan 1 Extend the chassis see Machine Compartment in the Cabinet chapter 2 Pull the blade off the motor shaft 3 Cut the ...

Page 21: ...rost Pre Chill Operation When the main control board determines that defrost is necessary it will force the refrigerator into a continuous cool mode pre chill During pre chill the freezer temperature may be driven below the set point However the fresh food temperature will be regulated by the evaporator fan running at low speed Pre chill will last for 30 minutes These models do have an 8 hour defr...

Page 22: ...vaporator fan see Evaporator Fan procedure in the Airflow chapter 2 Remove 8 screws and freezer ceiling panel 3 Remove Styrofoam insulation from the bottom of the evaporator drain pan 4 Loosen evaporator drain hose clamp 5 Lower left side of evaporator drain pan and slide right side out of drain hose and remove 6 Disconnect the heater wiring 7 Remove 2 screws from the left and right heater fastene...

Page 23: ...16 minutes Defrost time should not exceed 35 minutes Defrost time does not include dwell period Defrost Overtemperature Thermodisc The defrost overtemperature thermodisc bimetal switch is mounted on the evaporator and provides overtemperature protection during defrost This thermostat will open at 60 F and will close at 45 F Note The main control board will not know if the heater does not come on d...

Page 24: ...s screws and the light assembly Note Temperature control assembly is mounted on 3 slotted fasteners Fasteners do not need to be loosened or removed 3 Cut the RTV around the edge of the temperature control assembly Note Old RTV must be removed from the inside of the fresh food compartment and from the temperature control assembly RTV 102 must be put in place when the temperature control panel is in...

Page 25: ...4 1 k 6 7 2 Ω 0 2 3 k 3 6 1 Ω 0 1 0 5 k 0 1 Ω 0 2 8 6 k 2 6 Ω 0 3 6 8 k 4 Ω 0 4 4 0 1 k 6 2 Ω 0 5 2 2 1 k 8 1 Ω 0 6 0 4 1 k 2 1 Ω Thermistors This main control board uses input from 4 thermistors These thermistors are located in the fresh food section the freezer section and on the evaporator The main control board monitors the thermistors to determine the temperature in these areas of the unit an...

Page 26: ... or J13 1 DEFROST K4 2 1 J6 K5 CUSTOM COOL K7 PAN HEATER CRUSHER K2 WATER K3 J4 or J16 1 8 J7 AUGER K1 1 J2 EARTH EARTH J1 J18 J12 J15 1 J19 J11 J9 Comm 2 Way Digital Comm 12V Comm Common Damper Blue Damper White Damper Red Damper Yellow FF1 Thermistor FF2 Thermistor FZ Thermistor Evaporator Thermistor 5V Custom Cool Damper1 Custom Cool Damper1 5V Custom Cool Thermistor Evaporator Fan Tach Fan Com...

Page 27: ...low defrost value and off when the temperature is above defrost value This value is also read during power up to determine if refrigerator goes into pulldown mode or cycle continuation Feedback is unfiltered responds immediately Provides 5 VDC for thermistors and personality pins on J1 VDC S N O I T I N I F E D N I P D R A O B L O R T N O C R O T C E N N O C N I P T U P N I T U P T U O N O I T C N...

Page 28: ... u t e r n i n o i t c u d e r a g n i s u a c s e s a e r c n i e u l a v e c n a t s i s e r S N O I T I N I F E D N I P D R A O B L O R T N O C R O T C E N N O C N I P T U P N I T U P T U O N O I T C N U F 7 J 1 C A V C A V 0 2 1 r o t o m r e g u a e h t o t e g a t l o v 1 L d e h c t i w S 7 J 2 C A V C A V 0 2 1 d i o n e l o s r e h s u r c e h t o t e g a t l o v 1 L d e h c t i w S 7 J 3...

Page 29: ...square wave to control compressor speed S N O I T I N I F E D N I P D R A O B L O R T N O C R O T C E N N O C N I P T U P N I T U P T U O N O I T C N U F 9 J 1 C A V s i t i u c r i c s i h t g n o l w o h s t n u o c r e m i t A C A V 0 2 1 t i u c r i c t s o r f e d e h t o t e g a t l o v 1 L d e h c t i w S r o e v i t p a d a s i e l c y c t s o r f e d t x e n e h t f i e n i m r e t e d o ...

Page 30: ...are identical for all models 1 1 J 9 J 8 J d r a o B l o r t n o C n i a M e d i S e g a t l o V h g i H s r o t c e n n o C n i P r o l o C e r i W t u p t u O t u p n I g n i d a e R e g a t l o V n i P o t n i P 9 J d e R t u p t u O A V 0 2 1 9 n i p 7 J o t 9 J 1 1 J n w o r B t u p n I A V 0 2 1 9 n i p 7 J o t 1 1 J 2 1 J k c a l B t u p t u O A V 0 2 1 9 n i p 7 J o t 2 1 J ...

Page 31: ...C D e g a t l o V w o L r o t c e n n o C 1 J n i P r o l o C e r i W t n e n o p m o C n o i t a n i m r e T t u p n I t u p t u O g n i d a e R e g a t l o V n i P o t n i P 1 e l p r u P d o o f h s e r F 1 r o t s i m r e h t t u p n I 5 3 o t 8 2 5 n i p o t 1 n i p 1 J C D V 2 e u l B d o o f h s e r F 2 r o t s i m r e h t t u p n I 5 3 o t 8 2 5 n i p o t 2 n i p 1 J C D V 3 d e R r o t s ...

Page 32: ...0 1 0 5 k 0 1 Ω 0 2 8 6 k 2 6 Ω 0 3 6 8 k 4 Ω 0 4 4 0 1 k 6 2 Ω 0 5 2 2 1 k 8 1 Ω 0 6 0 4 1 k 2 1 Ω t r a h C t n i o P t e S e r u t a r e p m e T d o o F h s e r F l o r t n o C g n i t t e S d o o F h s e r F r o t s i m r e h T e g n a R e r u t a r e p m e T r e z e e r F l o r t n o C g n i t t e S r o t s i m r e h T r e z e e r F e g n a R e r u t a r e p m e T m u m i n i M m u m i x a M ...

Page 33: ...Fan Heater The main control board controls the dampers fan and heater based on input from the Climate Control Drawer s control board and the thermistor J4 or J16 J3 or J10 J1 or J14 J2 OR J13 Some of the low voltage DC connector labeling on this model may differ from other models The function and diagnostics for these connectors are identical for all models DAMPER THERMISTOR BLUE J7 HEATER 5 VIOLE...

Page 34: ...n with top panel moved out Component Locator View Fan in Fan Housing Thermistor in Fan Housing Air Diffuser Dampers Heater in Fan Housing Top Panel Mullion Control Board in Top Panel Heater Connector 9 Pin Connector Fan Connector Light Connector ...

Page 35: ... approximately 4 seconds after a Select Temp mode has been selected After approximately 4 seconds the actual temperature of the drawer will be displayed Refer to the Temperature Table for drawer temperatures Express Chill This feature cools items by opening the dampers and circulating air from the freezer compartment throughout the drawer The fan will be on at all times during Express Chill The Cl...

Page 36: ...ieve temperature with no load in drawer except metal tray and minimal or no door openings When the Express Thaw cycle is complete the drawer will automatically adjust to 30 F Note 2 Temperature should lower to 25 F or less within 15 minutes with no load in drawer except metal tray and minimal or no door openings Temperature should lower to a temperature between 15 F to 20 F within 30 minutes with ...

Page 37: ... control board and the thermistor is used by the main control board to control the dampers fan and heater Actual drawer temperature will be displayed in Select Temp mode only The Climate Control Drawer display will show the selected temperature for approximately 4 seconds after a Select Temp mode has been selected After approximately 4 seconds the actual temperature of the drawer will be displayed...

Page 38: ... control board YES NO Disconnect connector from Climate Control Drawer control board Check for 12 VDC at the Climate Control Drawer control board connector between terminals 3 and 5 12 VDC present Replace Climate Control Drawer control board If problem is not corrected replace the main control board YES Is a temperature or time displayed or are any indicator lights illuminated on the Climate Contr...

Page 39: ... Faulty fan Fan and Fan Housing The 12 VDC fan is controlled by the main control board The main control board turns the fan on and off based on input from the Climate Control Drawer control board and thermistor The fan should always come on any time Express Chill or Express Thaw is selected Troubleshooting Removal 1 Remove Climate Control Drawer top panel 2 Loosen 2 bottom screws remove 2 top scre...

Page 40: ...red at the following points Main control board J5 1 to J5 2 with positive red test meter lead on J5 1 9 pin connector behind Climate Control Drawer Check from yellow wire to gray wire with positive red test meter lead on yellow wire Fan Housing 9 Pin Connector Dampers 3 This step for fan removal only Remove screen from front of fan and fan from housing 4 Remove 2 screws and the sheet metal cover f...

Page 41: ...istor The thermistor is clipped to the inside of the fan housing The main control board controls the dampers fan and heater based on input from the Climate Control Drawer s control board and the thermistor Actual drawer temperature will be displayed in Select Temp mode only The Climate Control Drawer display will show the selected temperature for approximately 4 seconds after a Select Temp mode ha...

Page 42: ... drawer from cooling and warming properly Note All thermistors can be checked using Diagnostic Mode Refer to the Thermistor Values chart for resistance values Thermistor resistance can be checked at 2 places J5 5 to J5 6 at main control board Connector J5 should be disconnected from main control board when checking resistance 9 pin connector located behind the Climate Control Drawer Connector shou...

Page 43: ...ing Air also moves over the top of the drawer into the Climate Control Drawer compartment not into the FF compartment and then out of the compartment via the top damper Shown with top panel and drawer removed Shown with top panel and drawer removed Air Flow DAMPERS OPEN DAMPERS CLOSED With the dampers closed the fan moves air from the fan housing through the diffuser to the drawer Air returns from...

Page 44: ...s Diagnostic Check for 120 VAC at transformer Measure votlage at transformer connector between red wire FZ or violet wire FF and orange wire Are 120 VAC measured YES Check the following 1 FF or FZ door switch 2 Sabbath switch 3 Circuit breaker located by the transformers in tray under the FF compartment 4 Thermal overload FZ located at bottom of FZ Compartment FF located at bottom of FF light towe...

Page 45: ...transformer Master Light Switch The master light switch is located behind the grille panel on the main control board cover The switch will open the circuits between the door switches and the transformers disabling both transformers and stopping voltage output to the interior lights Temperature Overload Device TOD A temperature overload device is wired in series with both the fresh food and freezer...

Page 46: ...t Bulb Replacement WARNING Halogen lights generate intense heat Be certain power is off and lamps have sufficient time to cool before attempting to replace Note The Styrofoam protector in the light lens is for shipping and must be removed prior to installation Power to the lamps can be turned off at the Sabbath switch located behind the grille panel at the top of the refrigerator Note Turning the ...

Page 47: ...op of the light housing Then press the sides until the tabs pop into the slots in the housing WARNING The light shield must be replaced or the heat from the bulb could damage the refrigerator Type 2 Bulb Replacement WARNING Halogen lights generate intense heat Be certain power is off and lamps have sufficient time to cool before attempting to replace 1 Set the master light switch to the OFF positi...

Page 48: ...ld 11 Remove the filter bypass plug and replace with the water filter cartridge Reset the Sabbath switch to the ON position Climate Control Drawer Type 2 Bulb Replacement WARNING Halogen lights generate intense heat Be certain power is off and lamps have sufficient time to cool before attempting to replace 1 Set the master light switch to the OFF position and allow the lamps to cool 2 To access th...

Page 49: ... 2 1 2 8 12VDC 3 FAN COM 5 COND FAN 4 EVAP RPM 1 EVAP RPM 7 QUICK CHILL FAN QUICK CHILL FAN EVAP FAN COND FAN EMI RF FILTER RED WHITE ICEMAKER WATER VALVE DISPENSER WATER VALVE WHITE WHITE BLUE BLUE ORANGE BROWN GREEN PURPLE BLACK AUGER ORANGE ORANGE RED RED ORANGE ORANGE ORANGE ORANGE ORANGE ORANGE GRAY GRAY FF LIGHTS 2 X 20W 40W 3 X 20W 60W 2 X 35W 70W FF COLUMN LIGHTS QC LIGHTS GRAY RED RED GRA...

Page 50: ...OND FAN 4 EVAP RPM 1 EVAP RPM 7 QUICK CHILL FAN QUICK CHILL FAN EVAP FAN COND FAN EMI RF FILTER RED WHITE ICEMAKER WATER VALVE DISPENSER WATER VALVE WHITE WHITE BLUE BLUE ORANGE BROWN GREEN PURPLE BLACK AUGER ORANGE ORANGE RED RED ORANGE ORANGE ORANGE ORANGE ORANGE ORANGE GRAY GRAY FF LIGHTS 2 X 20W 40W 3 X 20W 60W 2 X 35W 70W FF COLUMN LIGHTS QC LIGHTS GRAY RED RED GRAY RED GRAY GRAY RED RED RED ...

Page 51: ... 8 12VDC 3 FAN COM 5 COND FAN 4 EVAP RPM 1 EVAP RPM 7 QUICK CHILL FAN QUICK CHILL FAN EVAP FAN COND FAN EMI RF FILTER RED WHITE ICEMAKER WATER VALVE DISPENSER WATER VALVE WHITE WHITE BLUE BLUE ORANGE BROWN GREEN PURPLE BLACK AUGER ORANGE ORANGE RED RED ORANGE ORANGE ORANGE ORANGE ORANGE ORANGE GRAY GRAY FF LIGHTS 2 X 20W 40W 3 X 20W 60W 2 X 35W 70W FF COLUMN LIGHTS QC LIGHTS GRAY RED RED GRAY RED ...

Page 52: ...OND FAN 4 EVAP RPM 1 EVAP RPM 7 QUICK CHILL FAN QUICK CHILL FAN EVAP FAN COND FAN EMI RF FILTER RED WHITE ICEMAKER WATER VALVE DISPENSER WATER VALVE WHITE WHITE BLUE BLUE ORANGE BROWN GREEN PURPLE BLACK AUGER ORANGE ORANGE RED RED ORANGE ORANGE ORANGE ORANGE ORANGE ORANGE GRAY GRAY FF LIGHTS 2 X 20W 40W 3 X 20W 60W 2 X 35W 70W FF COLUMN LIGHTS QC LIGHTS GRAY RED RED GRAY RED GRAY GRAY RED RED RED ...

Page 53: ... 8 12VDC 3 FAN COM 5 COND FAN 4 EVAP RPM 1 EVAP RPM 7 QUICK CHILL FAN QUICK CHILL FAN EVAP FAN COND FAN EMI RF FILTER RED WHITE ICEMAKER WATER VALVE DISPENSER WATER VALVE WHITE WHITE BLUE BLUE ORANGE BROWN GREEN PURPLE BLACK AUGER ORANGE ORANGE RED RED ORANGE ORANGE ORANGE ORANGE ORANGE ORANGE GRAY GRAY FF LIGHTS 2 X 20W 40W 3 X 20W 60W 2 X 35W 70W FF COLUMN LIGHTS QC LIGHTS GRAY RED RED GRAY RED ...

Page 54: ...OND FAN 4 EVAP RPM 1 EVAP RPM 7 QUICK CHILL FAN QUICK CHILL FAN EVAP FAN COND FAN EMI RF FILTER RED WHITE ICEMAKER WATER VALVE DISPENSER WATER VALVE WHITE WHITE BLUE BLUE ORANGE BROWN GREEN PURPLE BLACK AUGER ORANGE ORANGE RED RED ORANGE ORANGE ORANGE ORANGE ORANGE ORANGE GRAY GRAY FF LIGHTS 2 X 20W 40W 3 X 20W 60W 2 X 35W 70W FF COLUMN LIGHTS QC LIGHTS GRAY RED RED GRAY RED GRAY GRAY RED RED RED ...

Page 55: ...ency of 104 Hz will produce 3120 rpm Note Certain voltmeters will not be able to read voltage output or frequency from the inverter Compressor wattages at various speeds are LOW 65 watts MED 100 watts HIGH 150 watts BTU rating also varies according to operating speed Compressor speed is based on the temperature set point in conjunction with the cabinet temperature Speeds are selected according to ...

Page 56: ...ompressor and multiply this number by 30 For example a frequency measurement of 70 Hz would show a compressor speed of 2100 rpm 30 x 70 2100 Note If the compressor fails to start the inverter will briefly stop voltage output The inverter will make 12 consecutive attempts to start the compressor once every 12 seconds If after 12 attempts the compressor has not started an 8 minute count will occur A...

Page 57: ...will send a PWM run signal between 1 5 and 3 5 VDC effective voltage to the inverter The signal voltage at the inverter should be equal to the signal voltage sent by the main control board The inverter will select compressor speed voltage output based on this signal A signal voltage from the main control board J15 connector lower than 5 VDC indicates a faulty main control board The main control bo...

Page 58: ... the metal dividing wall Note It may be necessary to bend the process tube in order to remove the inverter If it is necessary to bend the process tube use extreme care 5 Turn the inverter horizontally and slide the inverter out of the machine compartment To remove the inverter cover Use a small screwdriver to release the two small tabs and carefully remove the inverter cover Compressor Lead Wires ...

Page 59: ...AND VAPOR MIX OF LIQUID AND VAPOR INVERTER COMPRESSOR 0 5 PSIG 1 2 PSIG at 75 F Ambient 70 135 PSIG 85 90 PSIG at 75 F Ambient COMPRESSOR CONDENSER EVAPORATOR CAPILLARY FILTER DRIER ACCUMULATOR INVERTER COMPRESSOR 0 5 PSIG 1 2 PSIG at 75 F Ambient 70 135 PSIG 85 90 PSIG at 75 F Ambient COMPRESSOR CONDENSER EVAPORATOR CAPILLARY FILTER DRIER ACCUMULATOR LIQUID ENTERS THE ACCUMULATOR GEA01263 Steady ...

Page 60: ...r to the cabinet Caution Protect wiring from heat during desoldering and resoldering 7 Desolder the capillary tube from the evaporator 8 Desolder the suction line 9 Remove the evaporator 10 Using a file score the capillary tube just above the old solder and break the solder covered section off This will help prevent the capillary tube from becoming plugged when resoldering 11 Position the new evap...

Page 61: ...P d n u o f s i m e l b o r p s n a e m y a l p s i d Z F n o F 0 6 l o r t n o c e r u t a r e p m e t I M H t s e T f l e S e t a n i m u l l i l l i w s t n e m g e s c i r e m u n d n a s D E L l l A d e s s e r p s i d a p w a h T s s e r p x E n e h W f f o n r u t l l i w s D E L w a h T s s e r p x E d e s s e r p s i d a p l l i h C s s e r p x E n e h W f f o n r u t l l i w s D E L l l ...

Page 62: ... all pins Resistance OK Replace compressor Note When ordering a replacement compressor order the compressor and inverter Replace the compressor first If the compressor does not start replace the inverter NO Check for 120 VAC L1 at inverter Voltage present YES Repair inverter wiring NO Replace inverter Check condenser fan for operation Fan operating NO Replace main control board NO NO Go to Condens...

Page 63: ...warranty is extended to the original purchaser and any succeeding owner for products purchased for ordinary home use in the 48 mainland states Hawaii and Washington D C In Alaska the warranty is the same except that it is LIMITED because you must pay to ship the product to the service shop or for the service technician s travel costs to your home All warranty service will be provided by our Factor...

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