GE ZIB240P Technical Service Manual Download Page 1

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MODEL SERIES:

ZIB240P

TECHNICAL SERVICE GUIDE

Bar Refrigerator

with Icemaker

GE Consumer & Industrial

PUB # 31-9124

11/04

Summary of Contents for ZIB240P

Page 1: ...MODEL SERIES ZIB240P TECHNICAL SERVICE GUIDE Bar Refrigerator with Icemaker GE Consumer Industrial PUB 31 9124 11 04 ...

Page 2: ... 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 RECONNECT ALL 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: ...frost Heater and Fill Tube Heater 17 Diagnostics and Service Information 21 Evaporator Compartment 16 Evaporator Cover 13 Evaporator Fan 13 Freezer Compartment 12 Full Extension Drawer 8 Icemaker 8 Interior Lights 8 Introduction 4 Logic Board 9 Nomenclature 5 Power Supply Board 9 Refrigerator ON OFF 7 Schematic 24 Technical Data 6 Temperature Control 7 Thermistors 11 Warranty 25 Water Valve 19 ...

Page 4: ... on the full extension drawer can be stained to match the surrounding cabinets Please read the Installation Instructions manual for all pertinent installation information The refrigerator can be installed as a built in or free standing unit It can be closed in on the top and three sides as long as the front is unobstructed for air circulation and there is proper access to the door The door feature...

Page 5: ...r of the unit behind the toe kick Serial Number The ﬁrst two characters of the serial number identify the month and year of manufacture Example AG123456S January 2004 A JAN 2005 H D FEB 2004 G F MAR 2003 F G APR 2002 D H MAY 2001 A L JUN 2000 Z M JUL 1999 V R AUG 1998 T S SEP 1997 S T OCT 1996 R V NOV 1995 M Z DEC 1994 L Nomenclature Width 24 Inches Mini Manual Nomenclature Conﬁguration BI Bar Ref...

Page 6: ... AT TOP 0 AT SIDES 0 AT REAR 1 0 INCH DOOR FRONT TO PROTRUDE FROM CABINETS MIN 13 4 INCH DISCONNECT POWER CORD BEFORE SERVICING IMPORTANT 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 ground are removed for service they must be returned to their orig...

Page 7: ...this pad for a minimum of 3 seconds to turn the refrigerator OFF for long vacations or absences or when cleaning the unit or changing the light bulb Press the pad again to turn the refrigerator ON Cleaning the Outside Door Handles and Trim Clean with a cloth dampened with soapy water Dry with a soft cloth Keep the outside clean Wipe with a clean cloth lightly dampened with mild liquid dish deterge...

Page 8: ...g sound each time it ﬁlls with water Be sure nothing interferes with the sweep of the feeler arm Tab push tab down on right drawer guide pull tab up on left drawer guide Full Extension Drawer To remove the full extension drawer pull the drawer out to the STOP position Push the tab on the right rack guide down while pulling the tab on the left rack guide up and pull the drawer out To replace the fu...

Page 9: ...pin 1 and 4 of the connector If this voltage is less than 5 VDC there may be a problem with the wiring or power supply board Check the voltage between pin 1 and pin 4 at K11 on the power supply board to continue troubleshooting 1 2 3 Caution The lock tabs on all low voltage wire connectors on the power supply board and logic board are fragile The tabs can break if excessive pressure is applied whe...

Page 10: ... J2 J4 J3 J1 6 Verify that the replacement board has been jumpered correctly by comparing the model number displayed on the control panel with the table of model numbers below Model No m Model Select 1 Wine Reserve 2 Beverage Center 3 Double Drawer 4 Bar Unit 5 Fresh Food 6 Outdoor Indoor 7 If the model number displayed does not match your model change the jumpers to correspond with the correct mo...

Page 11: ... 05 50 9 95 65 6 55 75 5 25 Resistance Checks See Thermistor Resistance Chart for appropriate resistance values Freezer Compartment Thermistor K9 on the power supply board pin 1 and pin 2 Fresh Food Thermistor K5 on the power supply board pin 1 and pin 2 Evaporator Thermistor K5 on the power supply board pin 3 and pin 4 Fig 1 Fig 2 To remove the fresh food thermistor access cover insert a ﬂat blad...

Page 12: ...l the freezer compartment forward as shown until clear 6 Pull the freezer compartment forward approximately 2 to 3 inches inches to access the icemaker plug and groundwire 7 Disconnect the icemaker plug Disconnect the ground wire at the ﬁll tube heater Thermistor 6 Pin Connector 9 Reverse the procedure to install Caution Make sure the 6 pin connector is pushed down and out of the way when sliding ...

Page 13: ...er in place Fan Housing Foam Air Channel 5 Remove the foam air channel from the side of the fan housing as shown Evaporator Fan Run diagnostic mode 12 to test the circuit between the power supply board and the evaporator fan See Diagnostics and Service Information The evaporator fan is mounted in the evaporator cover behind the fan housing of the freezer compartment The evaporator fan is a variabl...

Page 14: ...channel guides Fig 1 and Fig 2 Press the locking tab inward Fig 2 and slide the fan housing to the left Evaporator Fan Rear View Evaporator Fan Evaporator Fan Front View 3 The evaporator fan is held in place by 4 ﬂexible corner supports The evaporator fan and corner supports can be removed from the evaporator cover as one unit Fig 1 Fig 2 Important Note When replacing the evaporator fan ensure tha...

Page 15: ...osition and pin 2 and pin 3 damper in the open position Check for resistance of approximately 10 Ω at K6 on the power supply board between pin 1 and pin 2 and pin 2 and pin 3 Damper Capacitors The damper capacitors help to quite the damper door when it is opening and closing The damper capacitors are connected to the power supply board located in the sliding tray above the machine compartment see ...

Page 16: ... the evaporator cover see Evaporator Cover Drain Hole Defrost Heater Fuse Link Thermistor Fill Tube Heater Damper Heater Damper Heater The damper heater is a 2 watt 12 VDC heater that protects the damper from frost or ice buildup The damper heater is located on the back of the damper assembly Check for a resistance of approximately 68 4 Ω at K14 on the power supply board 4 Tilt the damper assembly...

Page 17: ...emove and replace the ﬁll tube heater 1 Disconnect the ﬁll tube heater at the plug in connector see photo 2 Cut the heat shrink tubing from the ﬁll tube heater 3 Slide the ﬁll tube heater from the ﬁll tube as shown To remove the defrost heater 1 Disconnect the defrost heater at the plug in connector Disconnect Slide Off Disconnect 2 The evaporator heater is held in place by metal tabs on the drain...

Page 18: ...pressor discharge line and slide it out of the machine compartment 1 Slide the fan blade off the motor shaft 2 Remove the clips that hold the fan motor in place depress the tabs on each clip and lift upward Condenser Fan Run diagnostic mode 12 to test the circuit between the power supply board compressor and the condenser fan See Diagnostics and Service Information Voltage at L2 to N at the wiring...

Page 19: ...en the compressor and the condenser fan assembly It is threaded into the machine compartment base plate To remove the run capacitor disconnect the wiring at the junction box and turn counterclockwise until free Check for shorted or open condition on the capacitor s blue and red wires at the junction box Water Valve The water valve is located on the right side of the machine compartment in front of...

Page 20: ...essor Note The condensate pan is mounted to the top of the compressor A bead of silicone foam has been applied to prevent noise caused by vibration This bead can be broken by use of a putty knife or screwdriver Run Capacitor Junction Box Machine Compartment Condensate Pan Water Valve ...

Page 21: ...lays OUt as it exits Service Mode Next time entered displays OFF for 5 seconds and displays OUt as it exits Service Mode Note Flashes the degree sign off every 10 seconds for 1 second while in showroom mode Exits showroom mode when unit is unplugged Exit this mode back to Service Mode by pressing keypad A B or D 02 Data Communication Check Data string sent from Power Supply Board PSB to Logic Boar...

Page 22: ...xits Service Mode Note Starts factory default operating mode 16 Exit Diagnostic Mode Exits out of Service Mode and displays OUt for 3 seconds Note Resumes previous operating mode 21 Switch Reed Test Checks each switch The following is displayed for 1 second for each switch dor Door dd Double Drawers Each of these is followed by displaying 0 The display will increment with each switch closure Once ...

Page 23: ...Compressor and Condenser Fan Incandescent Bulb Evaporator Fan Fresh Food Thermistor Evaporator Thermistor Door Switch Up Down Buttons On Off Button 3 Digit 7 Segment Display Logic Board Defrost Fill Tube Heater Bimetal Switch Fusible Link Ice Maker Water Valve Freezer Thermistor Mullion Damper Heater Damper ...

Page 24: ... LOGIC BOARD WHITE BLACK K13 1 3 BROWN BLUE CLOSE COM 18V OPEN COM 5V CLK DATA COM FAN COM 12V NEUTRAL GND LINE NEUTRAL NEUTRAL LIGHT NEUTRAL HEATER FILL TB HEATER DEF HEATER EVAP FAN NOTE OPERATING DC VOLTAGES 10 Ohms REED DOOR SW COM COM COM BLACK WHITE GREEN YELLOW RED 120V POWER CORD BLUE PTCR OVER LOAD COMPRESSOR 1 2 3 4 K1 RED AC SIDE LINE NEUTRAL GND COMP COND FAN BLUE BLACK GREY WHITE WHIT...

Page 25: ... during warranty period or beyond in the USA call 800 444 1845 In Canada 888 880 3030 Some states provinces do not allow the exclusion or limitation of incidental or consequential damages so the above limitation or exclusion may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from state to state province to province To know what your leg...

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GE ZIB240P, Technical Service Manual

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