Amana B136CAL1 Скачать руководство пользователя страница 27

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February 1998

12074208

Ice Maker Troubleshooting Chart

Excessive Ice Production

Problem

Action

Shut-off arm not in actuator

Replace shut-off arm in actuator

Deformed shut-off arm

Replace shut-off arm

Broken shut-off lever or
lever bypassing vertical cam

Replace module

Broken module actuator

Replace module

Hollow Ice Cubes

Problem

Action

Low water fill volume

Adjust module screw, clear water path,
or replace water valve

Improper freezer air-flow

Direct air flow away from thermostat

Thermostat out of calibration

Replace thermostat
Apply alumilastic

Flooding or Ice in Bucket or Freezer

Problem

Action

Thermostat out of calibration

Replace thermostat
Apply alumilastic

Jammed cube stalled in water-fill cycle

Remove cube
Determine reason for stall

Leaky water valve

Replace water valve

Excessive water fill volume

Replace water valve

Motor stalled in water-fill cycle
(12:00 ejector position)

Replace module

Contaminated module

Replace module

Refrigerator or ice maker not level

Level refrigerator or ice maker

Excessive water pressure

Decrease water pressure (20-120 psi) (1.4 - 8.2 bar)

Shorted and burned module shut-off
switch and contacts

Replace module

Broken locking tab on verticle cam
(Stalled in water fill)

Replace module

Fill-tube not properly positioned in
fill cup

Reposition fill tube

Fill cup water opening blocked

Replace fill cup

Cubes fall over back of ice maker,
melting in freezer

Replace fill cup

Содержание B136CAL1

Страница 1: ...110 157 Due to a possibility of personal injury or property damage always contact an authorized technician for servicing or repair of this refrigerator Refer to Service Manual RS1200001 for design disassembly ice maker safety testing and troubleshooting information To avoid electrical shock which can cause severe personal injury or death disconnect power to refrigerator using power switch before s...

Страница 2: ... ACCESSIBLE FROM REAR PRECONDENSER SERPENTINE EVAPORATOR COMPRESSOR DISCHARGE TUBE COMPRESSOR CONDENSER DRIER SUCTION TUBE CAPILLARY TUBE PRECONDENSER LOOP FOAMED IN PLACE CONDENSATE EVAPORATION DC FAN ELECTRONICALLY CONTROLLED CONDENSATE PAN ...

Страница 3: ...GERATOR AIR SUPPLY TUNNEL TO FRESH FOOD DC FAN ELECTRONICALLY CONTROLLED DELI DRAWER AIR SUPPLY EVAPORATOR FAN ASSEMBLY REFRIGERATOR RETURN AIR TUNNEL EVAPORATOR CONDENSATE EVAPORATION DC FAN ELECTRONICALLY CONTROLLED REFRIGERATOR RETURN AIR TUNNEL ...

Страница 4: ...12074208 4 February 1998 Machine Compartment Air Flow CONDENSER CONDENSER FAN ASSEMBLY COMPRESSOR ...

Страница 5: ... Volt W attage Resistance 115 VAC 20 W 661 7 5 Ω 12401301 Heater mullion For service use only Foamed in place Not powered from the factory To avoid risk of electrical shock which can cause death or severe injury disconnect electrical power to unit before servicing To connect mullion heater to power 1 Disconnect power to unit using power switch 2 Remove toe grille Locate water valve wiring harness ...

Страница 6: ...ime trip seconds Short time trip amps 77 F 25 C 115 VAC 3 51 A 142 F 61 C 9 257 F 125 C 5 10 seconds 14 A 10097202 Relay Resistance With power off check Across terminals 2 3 Shorted Open 3 12 Ω 0 Ω Very high or infinite ohms 12235201 Switch Keyboard C3680306 Switch auger interlock Type Volt Current DPST NO 250 125 VAC 10 5 A 12074904 Switch refrigerator light left opening door hinge Type Volt Curr...

Страница 7: ...rm ice maker 12096901 Socket light R0161060 Thermostat ice maker order R0195019 cement alumilastic also 10423129 Utility bin 14036404 Utility bin lid 12074906 Switch refrigerator light right opening door hinge Type Volt Current SPST NC 125 250 VAC 3 amps 12074801 Switch power Type Volt Current DPST 125 VAC 15 A 12401402 Switch freezer light sealed Type Volt Current SPST NC 125 250 VAC 5 0 5 0 A 10...

Страница 8: ...Temp Warmer Colder Max Ref Max Frz Alarm Off Display Off FRZ TEMP COLDEST REF TEMP DOOR OPEN HIGH TEMP MAX REF MAX FRZ Display On Freezer Temp Ref Temp Warme Colder Max Ref Max Frz Alarm Off Display Off FRZ TEMP COLDEST REF TEMP DOOR OPEN MAX REF MAX FRZ HIGH TEMP Temperature Display Lights ...

Страница 9: ...mains active at least 10 minutes 2 Turns off Power Up Alarm flashing lights after power is first plugged in or after power outage Note All pads except Alarm Off are inactive until Display On is pressed Freezer Temp Pad Activates freezer temperature setting mode 1 Freezer indicator light will glow Freezer temperature setting will be displayed Factory setting is 5 2 Change freezer temperature settin...

Страница 10: ...e to right of control panel Refrigerator is shipped with showroom switch in unit run position Power switch Showroom switch A l a r m s Alarms Power Up Alarm After power is initially plugged in after a power loss or if power switch is turned off all temperature indicator lights will flash until Alarm Off or Display On is pressed Note All settings return to default factory settings Door Open Alarm A...

Страница 11: ...r circuit will result in failure of refrigerator to cool Shorted thermistor will cause refrigerator to run 100 percent of time except for defrost cycle Freezer temperature setting and thermistor value will determine if compressor condenser fan and evaporator fan switches are open or closed Compressor condenser fan switch must be open for 6 minutes before switch can close again compressor dwell tim...

Страница 12: ...CRTD for next defrost cycle is lowered to next level If defrost length is between 21 and 24 minutes CRTD for next defrost cycle remains the same Initial value at power up CRTD 0 is 4 hours Vacation Mode CRTD equals 96 hours Vacation Mode CRTD is interrupted with door openings Defrost interval will revert back to interval before Vacation Mode Three things must occur to reach Vacation Mode CRTD 1 De...

Страница 13: ...7 are lit the one column total 6 4 2 6 The example temperature is 36º F w ith coldest indicator not lit Value Freezer Thermistor Temperature 1 Choose freezer thermistor temperature display by pressing Freezer Temp pad 2 Freezer thermistor temperature displays Refrigerator Thermistor Temperature 1 Choose Refrigerator thermistor temperature display by pressing Ref Temp pad 2 Refrigerator thermistor ...

Страница 14: ...zer offset is 0 Defrost Mode Selection Toggle pad to select adaptive or conventional defrost mode Vacation indicator glows when adaptive defrost has been selected If vacation indicator is off conventional defrost is selected Conventional defrost uses 8 hour CRTD value ForcedDefrost Defrost can be forced to start by pressing and holding the Alarm Off pad for 3 seconds Program changes will be saved ...

Страница 15: ...Off pad for 3 seconds Open Thermistor Detect Alarm sounds and freezer or refrigerator indicator light shows and temperature indicators 4 through 7 will turn on in sequence if either thermistor circuit opens Refer to Temperature Control Operation Section and Electronic Testing Section 1 Press Alarm Off pad to turn off alarm 2 Alarm will retest for normal operation If condition has not been correcte...

Страница 16: ...e replaced on proper terminals to insure correct earthing and polarization After servicing reconnect power using power switch WARNING 100 298 03 REF AMP 03 SN 2307 10627301 9309 E3 K1 Ground Line Voltage L1 Neutral L2 Freezer Door Open Refrigerator Door Open Defrost Heater Defrost Heater Relay Defrost Terminator Comp Cond Fan Power Switch Comp Cond Fan Relay Evaporator Fan Evaporator Fan Relay DC ...

Страница 17: ...OPEN R7 to ground approximately 25 VDC Evaporator fan motor relay CLOSED R8 to ground approximately 11 VDC OPEN R8 to ground 25 VDC Evaporator fan motor ON E2 to E9 Neutral or ground approximately 120 VAC OFF E2 to E9 Neutral or ground 0 VAC Defrost heater ON E6 to E9 Neutral or ground approximately 120 VAC OFF E6 to E9 Neutral or ground 0 VAC Defrost heater relay CLOSED R9 to ground approximately...

Страница 18: ...injury or death disconnect power to refrigerator using power switch before servicing Wires removed during disassembly must be replaced on proper terminals to insure correct earthing and polarization After servicing reconnect power using power switch WARNING DANGER HighVoltage 12405801 PRINTED IN U S A ...

Страница 19: ... severe personal injury or death disconnect power to refrigerator using power switch before servicing Wires removed during disassembly must be replaced on proper terminals to insure correct earthing and polarization After servicing reconnect power using power switch 12045901 PRINTED IN U S A ...

Страница 20: ...tal Opens 32 3 F 0 1 C Water fill 140 cc 7 5 sec Motor cycle Stamped in circuit Plug in connectors One revolution of blades takes 3 minutes plug stall time on ice eject and water fill Testing Procedures Verify ice maker has power shut off arm is down and freezer is cold enough to close bimetal thermostat Test point L and N will verify 120 volts to ice maker module Test points T and H will verify b...

Страница 21: ... Maker and Ejector Blades in End of Cycle Position Test Points Component Module Position Ohms L H Mold and heater Attached to support 264 L M Motor Separated from heater 16 100 Module Voltage Checks with Meter or Test Light Power to Ice Maker Test Points Component Line Voltage 0 Volts L N Module Power on Power off T H Bimetal Open Closed L H Heater On Off L M Motor On Off N V Water valve On Off Di...

Страница 22: ...mbly only There are nonrepairable and nonreplaceable components in module When diagnosing or repairing ice maker do not remove module unless replacing module Caution To avoid main assembly damage do not rotate bladesordrivegear Water valve energized 7 5 seconds 140 cc fill 11 00 position Ejector blade stop position 1 30 position Start position thermostat closes motor on heater on Ejector stall on ...

Страница 23: ...duction Increase ice production by setting freezer to colder setting Thermostat cycling temperature 1 revolution ice maker is 17 3 F 8 1 C Ice will freeze when these temperatures are achieved Cycling time will be slower if freezer temperature is not cold enough to Caution To avoid module damage do not rotate water adjustment screw more than one full turn in eitherdirection Water adjustment screw a...

Страница 24: ...old is directly proportional to length of time water valve switch is held closed by timing cam Inside valve is a flow washer which acts as a water pressure regulator Proper ice maker fill is 140 cc 10cc at 7 5 seconds of water fill at an inlet pressure ranging from 20 to 120 PSI 1 4 to 8 2 bar Wiring Harness A nonresettable thermal fuse micro device 170 F 78 C is spliced into red wire of ice maker...

Страница 25: ...lve Determine discontinuity by tracing power Low water pressure Short T H test points for 10 seconds Remove jumpers Catch water in glass Increase water pressure to 20 120 psi 1 4 8 2 bar 140 cc s Open heater circuit Replace mold and heater assembly Closed thermostat Replace thermostat Damaged heater tulips on module Replace module Short heater pins that do not contact module Replace mold and heate...

Страница 26: ...Apply alumilastic Open heater circuit Motor should oscillate Replace mold and heater assembly Apply alumilastic Little or no alumilastic on thermostat Apply alumilastic to thermostat Heater not staked in mold Replace mold and heater assembly Apply alumilastic Broken locking tabs on vertical cam Replace module 6 00 Ejector Position Contaminated Replace mold and heater assembly Apply alumilastic Ins...

Страница 27: ... Thermostat out of calibration Replace thermostat Apply alumilastic Jammed cube stalled in water fill cycle Remove cube Determine reason for stall Leaky water valve Replace water valve Excessive water fill volume Replace water valve Motor stalled in water fill cycle 12 00 ejector position Replace module Contaminated module Replace module Refrigerator or ice maker not level Level refrigerator or ic...

Страница 28: ...12074208 28 February 1998 Ice Maker Wiring Diagram and Parts Layout 115 ...

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