GE JVM1665 User Manual Download

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Diagnostics and Service Information

Diagnosis Flow Chart

(

Continued next page

)

CAUTION:

OPEN DOOR IS OVEN

LIGHT "ON"?

TOUCH "OFF" PADS TURN "OFF"?

VENT FAN OR LIGHT "ON" ONLY

WHEN PAD TOUCHED

CHECK SMART BOARD 16PIN PLUG
• VENT FAN AT 5-12
• SURFACE LIGHT AT 6-12

• XFMR
• PLUGS OR
• SMART BOARD

REPAIR

CHECK
• 120V SUPPLY
• IF 20A FUSE BLOWN, CHECK

VARISTOR.

• MAGN TCO ALL OK?

REPLACE SMART

BOARD

DISPLAY LIT

TOUCH FAN & LIGHT PADS

VENT FAN & LIGHT "ON"

AND STAYS "ON"?

ONLY FAN

LIGHT WORKS

LARGE WATER LOAD

& NEON IN OVEN

• VERIFY XFMR VOLTS

OK?

• CLOSE DOOR
• RUN CONTROL

PERFORMANCE TEST
(SEE TEST)

• DOES IT PASS?

CHECK
• LIGHT
• DOOR S/W AND MAIN RELAY
• WIRING

• CANNOT SET CLOCK
• NO OR ONLY SOME PADS WORK
• DISPLAY NOT WHAT ENTERED
• ERRATIC DISPLAY
• NO BEEP
• DISPLAY GOES BLANK, FF, RESET
• CANNOT CLEAR DISPLAY

CHECK
• 120V SUPPLY
• 20A FUSE
• (IF BLOWN CHECK VARISTOR)
• MAGN TCO & OVEN CUTOUT.
• CONTROL XFMR VOLTS
ALL OK?

• SMART BOARD
OR
• KEY PANEL

PERFORM KEY PANEL TEST

• WITH OVEN RUNNING

CHECK NEON CYCLE

REPLACE SMART

BOARD

• OPEN & CLOSE DOOR
• LIGHT & BLOWER

STILL ON

• PLUGS
• WIRING
• LAMPS

• SMART BOARD

• KEY PANEL

NO FAN

NO LIGHT

SMART BOARD

OVEN LIGHT & BLOWER

STILL ON

CHECK POWER

CONTROL RELAY

TURNED ON

NO OVEN LIGHT

NO BLOWER

LIGHT & BLOWER ON

ONLY WHEN START

PAD TOUCHED

CAUTION

OBSERVE PRECAUTIONS

FOR HANDLING

ELECTROSTATIC

SENSITIVE DEVICES

SMART BOARD

OR HV SECT

CHK WINDINGS

AT PLUG

INTERLOCKS DOOR

SWITCH CONTROL

XFMR KEY PANEL OR

SMART BOARD

WITH START PAD

TOUCHED CHECK

LIGHT/BLOWER 5-12

VDC PLUG

REPLACE SMART

BOARD

REPL
XFMR

• XFMR PLUGS
OR
• SMART BOARD

REPAIR

TOUCH START

OPEN LIGHT &
BLOWER "ON"
AND STAYS "ON"?

MW PWR "ON"?
(NEON LIGHT)

PROGRAM TIME COOK

30 MIN DOES OVEN

START WITHOUT

TOUCHED "START"?

• ONLY LIGHT

FAN ON

• NO MW PWR

REPL SMART

BOARD

NORMAL

KEY PANEL

SMART BOARD

LIGHT FAN

MW PWR

"ON"

• SMART BOARD

KEY PANEL

• CHANGE TO PWR 5
• NEON CYCLE?

• CLEAR OFF &

PROGRAM 30 SEC
START & TIME OUT

• DOES IT TURN "OFF"?

• FAN OR
• SMART BOARD

Summary of Contents for JVM1665

Page 1: ...r the Range Microwave Oven Technical Service Guide June 2009 GE Consumer Industrial JVM1665 Auto Grill Manual Grill Combo Grill Combo Grill Combo Grill Combo Grill Combo Grill Power Level Add 30 Secon...

Page 2: ...c Company PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SERVICING TO AVOID POSSIBLE EXPOSURE TO EXCESSIVE MICROWAVE ENERGY A DO NOT OPERATE OR ALLOW THE OVEN TO BE OPERATED WITH THE DOOR OPEN B IF THE...

Page 3: ...ches 24 Griller Element 17 Heater Thermal Cutout TCO 18 High Voltage Transformer 22 Hood Thermostat 18 Humidity Sensor 20 Interior Light 15 Interlocks Door Latch Switches 30 Introduction 5 Key Panel T...

Page 4: ...ini manual is located behind the control panel on the right side of the oven Nomenclature Microwave Oven V Over the Range Model Product J GE Cooking Product Cavity Size cu ft 16 1 6 cu ft Nomenclature...

Page 5: ...ll Manual Grill The oven offers the option of using automatic or manual grilling Automatic grilling allows you to select the correct food type from a pre programmed menu Manual grilling allows you to...

Page 6: ...ds Press three times Time Amount of defrosting time Beverage 6 12 oz Starts immediately Power Level Power level 1 10 Sensor Features Press Turn and push dial to enter Option Popcorn Starts immediately...

Page 7: ...Microwave energy Auto Grill Manual Grill During grilling a heating element is used to generate radiant heat to brown the exterior of the food The oven offers the option of using automatic or manual g...

Page 8: ...or button is pressed or the door is opened When the door is open PAUSE and the remaining grill time will be displayed Press the dial or the 8 START PAUSE button Cooking will resume and the time count...

Page 9: ...tion When the food type is selected the preset time will be displayed You 4 can rotate the dial to adjust the cooking time as desired Press the 5 START PAUSE button If the food must be turned during c...

Page 10: ...ew Continued Next Page Front View Control Panel Assembly Removed Grill Assembly Control Panel Assembly Turntable Shaft Bottom TCO High Voltage Transformer High Voltage Capacitor Magnetron Magnetron TC...

Page 11: ...p View Continued Next Page Bottom View Turntable Motor Vent Blower Heater TCO 12 Volt Light Transformer Interior Light Assembly Humidity Sensor Cooling Fan Oven TCO Griller Element Vent Fan Motor Capa...

Page 12: ...12 Right Side View Left Side View Vent Blower Griller Element Magnetron High Voltage Transformer Cooling Fan Motor Cooling Fan Fuse Hood Thermostat...

Page 13: ...lay RY11 Primary Interlock Switch Top Vent Motor LVT CN2 Vent Motor Cooktop Lamp Turntable Motor CN3 Door Sensing Switch Bottom Hood Thermostat CN6 Humidity Sensor RY2 Secondary Interlock Relay RY11 H...

Page 14: ...ng the oven be sure to provide adequate support to prevent dropping the unit Pull the unit forward slowly 4 Outer Cover To gain access to many of the oven components it is necessary to remove the oute...

Page 15: ...lide the exhaust adapter to the rear and remove 3 Remove the Phillips head screw on the back of the oven holding the vent blower in place 4 Lift out the vent blower and place it on top of the oven Dis...

Page 16: ...bly to the oven and remove the vent 3 Remove the Phillips head screw that attaches the control panel to the oven and pull the control panel up and out to remove 4 Mark and disconnect all the wiring ha...

Page 17: ...erates on 120 VAC is rated at 1200 watts and draws 10 amps To check continuity of heater element place meter leads L1 in at the fuse board black wire Yellow wire to the heater relay on the control boa...

Page 18: ...attaching the 3 oven TCO to the oven and lift the TCO to remove Disconnect Heater Thermal Cutout TCO The heater TCO is located on the top side of the oven cavity The heater TCO is not resettable The h...

Page 19: ...filter and is common to all functions and door switches To remove the fuse Remove the control panel assembly See 1 Control Panel Assembly Remove the fuse 2 Noise Filter The noise filter helps to supp...

Page 20: ...magnetron 2 Using a 1 4 in drive socket wrench short 3 extension 1 4 in socket and a 2 Phillips bit remove the 3 Phillips head screws that attach the magnetron to the oven Humidity Sensor The humidit...

Page 21: ...or capacitor to the oven Disconnect Disconnect Cooling Fan and Motor The cooling fan and motor are located on the right side of the microwave oven To remove the cooling fan and motor Remove the contro...

Page 22: ...nued next page Capacitor and Diode The capacitor has an internal shunt resistor to automatically discharge the capacitor when the oven turns off Under normal operation the capacitor should fully disch...

Page 23: ...hrough the control panel opening 12 Volt Light Transformer The 12 volt light transformer is located on the right side of the microwave oven above the magnetron To remove the transformer Remove the out...

Page 24: ...activates the monitor switch The switch is intended to render the oven inoperative by means of blowing the monitor fuse when the contacts of the primary interlock switch and power relay fail to open...

Page 25: ...ead screws attaching the turntable motor to the microwave oven and remove the turntable motor Disconnect Door Assembly The door is available as a complete assembly or as individual parts A microwave l...

Page 26: ...oven cabinet and open the panel Surface Lamps The surface lamp is a 12VAC 10 watt lamp part number WB36X10177 To remove the surface lamps Remove the Phillips head screw from the 1 surface lens panel o...

Page 27: ...O OVEN CUTOUT CONTROL XFMR VOLTS ALL OK SMART BOARD OR KEY PANEL PERFORM KEY PANEL TEST WITH OVEN RUNNING CHECK NEON CYCLE REPLACE SMART BOARD OPEN CLOSE DOOR LIGHT BLOWER STILL ON PLUGS WIRING LAMPS...

Page 28: ...pressing Auto Cook CONTROL LOCKED The control has been locked Press and hold Clear Off for about 3 seconds appears on display to unlock the control Floor of the oven The cooktop light is located This...

Page 29: ...ace 5 being tested Scan surfaces at the rate of one inch per second Test the following areas Entire perimeter of the door and control panel Viewing surface of the door window Exhaust vents Maximum lea...

Page 30: ...primary switch to simulate shorted switch contacts Locate convenient connections in the circuit to be certain the COM and N O terminals are used b Connect an ohmmeter Low Scale across the two line te...

Page 31: ...uity between the connections at the end of the ribbon Use high W scale 11 1 PAD HELP DEFROST START PAUSE ADD 30 SECONDS CLEAR OFF TURNTABLE LIGHT VENT SOFTEN MELT AUTO GRILL CONN 4 11 5 9 5 10 6 9 6 1...

Page 32: ...32 Schematics and Wiring Diagrams Continued Next Page SCHEMATIC DIAGRAM MODEL NAME JVM1665 WARNING POWER MUST BE DISCONNECTED BEFORE SERVICING THIS APPLANCE...

Page 33: ...Y2 PK2 BL3 PK3 Y2 BL3 PK2 PK3 R2 R3 R2 R3 PK1 Y4 B3 B5 Y5 R4 B7 B6 Y7 Y4 B5 B8 G3 B8 R5 Y7 B2 B7 Y5 Y6 Y6 R8 W9 LVT Y3 B4 R5 R8 POWER MUST BE DISCONNECTED BEFORE SERVICING THIS APPLANCE R R4 B4 B5 W1...

Page 34: ...is located in an area where service by a GE Authorized Servicer is not available you may be responsible for a trip charge or you may be required to bring the product to an Authorized GE Service Locati...

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