Assessments - 4, GPA: 4
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Facilidade de uso
Failure to clean icemaker system will result in decreased performance and potential damage to icemaker. Refer to Icemaker Operation and Service Manual. 9 Disassembly instructions for periodic cleaning Fig. 1 Dispense chute cover removal Front view 1. Remove top cover. right-hand unit 2. Push chute cover up vertically to slip off holding tab. 3. After clearing tab, pull chute cover forward top cover to remove. Dispense mechanism assembly removal 1. Remove top cover. 2. Remove chute cover (see above). 3. Remove auger motor assembly (see above). 4. Remove quick release pins from the ice chutes and gates, then unplug wires from solenoids. 5. Lift dispense mechanism up and off auger tube. dispense chute drain pan assembly chute cover Auger and auger tube removal (Fig. 3) Fig. 2 1. Remove auger motor and dispense mechanism assembly (see above). Dispense assembly, top view 2. Pull auger upward to clear auger tube. right-hand unit 3. Lift auger tube upward to clear dispenser top. 4. Slide tube and bearing plate through auger tube gasket. Dispense wheel removal 1. Remove drain pan assembly and bin access cover. 2. Remove center thumbnut and threaded rod on dispense wheel assembly and lift wheel out front access opening. Auger motor assembly removal 1. Remove top cover. 2. Remove one thumbnut on rear of motor bracket. 3. Lift motor bracket up and unplug electric quick disconnects. 4. Remove motor assembly. solenoid quick release pin gate ice chute 10 Fig. 3 side view front view 2 wheel motor baffle plate wheel motor mounting plate dispense wheelauger tube auger auger motor (side view) auger bearing plate stationary agitatorrotating agitator Service Disassembly instructions for service requirements only – NOT required for any cleaning procedure Dispense wheel motor removal (Fig. 3) 1. Remove drain pan, bin access cover and dispense wheel. 2. Remove stainless steel baffle plate under dispense wheel. 3. Remove two screws holding wheel motor bracket on bin. 4. Lift plate and motor up. 5. Unplug electric quick disconnects from motor. 6. Lift motor and mounting plate out front access opening. 11 L1 BLK POWER MU155N Right-hand dispenser Right or left-hand dispenser MU155N Left-hand dispenser Blk Blk COUNTERCLOCKWISE ROTATION COUNTERCLOCKWISE ROTATION Red Yel Red Red SWITCH NO. 1 SWITCH NO. 2 IM_#2 IM_#1 AutoFill Timer 24 Volts R1 Blu T-STAT BIN 22 Red 33 96 18 MIN OFF 5 SEC ON 2 NOC DISPENSE RELAY DISPENSE SWITCH Brn DISPENSE SOLENOID Yel Brn 3 1 AUTOFILL RELAY B AR2 Yel Yel DISPENSE RELAY B R1 A Yel Blk Orn Pur RedRedPur R2 120 Volts 1 T1 Orn 9 AUTOFILL R2 Pur AUTOFILL 4 7 7 Blu 6 Blu Blu Red WHEEL Red M2 Blu M1 WATER SWITCH DISPENSE RELAY R1 Orn C NO WATER SOLENOID AUGER MOTOR CLOCKWISE ROTATION CLOCKWISE ROTATION Wht Wht Orn Pur Wht 71 R2 Orn 6 AUTOFILL RedRed 9 AUTOFILL R2 Pur 4 7 Pur L2 Blu Wht R1 DISPENSE RELAY Orn WhtBlk Blu Blu BlkRedRed Wht M2 WHEEL Blu M1 AUGER MOTOR PL2-1 PL2-2 PL2-3 PL3-2 PL3-1 PL3-3 PL2-1 PL2-3 PL2-2 PL3-2 PL3-1 PL3-3 Blk white white white SWITCH SWITCH TOP LID DRAINPAN SWITCH Yel C NO C NO C REAR LID NO B A interlock relay R3 INterlock RELAY 7 R3 4 Ice Machine 2 BIN SIGNAL to WHITEBLACK BIN SIGNAL Ice Machine 1 to BLACKWHITE Blu Wiring diagrams LEGEND: TERMINAL STRIP CONNECTION PIN and SOCKET CONNECTION 12 Before calling for service 1. Check that there is ice in dispenser and that congealed cubes are not causing a jam. 2. Check that circuit breaker and switches are in ON position. 3. Check that drain pan, rear lid and top are on securely. If ajar, dispenser will not operate. When the top is off, auger does not operate, even though the solenoids do. 4. Check that all drains are clear. Note: For units equipped with Follett compressed nugget icemaker, see Icemaker Operation and Service Manual for service and troubleshooting information. Dispenser troubleshooting guide Symptom Ice does not dispense. • Auger motor does not run • Wheel motor does not run Ice does not dispense. • Auger motor runs • Wheel motor runs • Gate does not open Ice does not dispense. • Auger motor does not run • Wheel motor runs Ice does not dispense. • Auger motor runs • Wheel motor does not run No ice in dispenser. Possible cause 1. Power switch faulty or in OFF position; loose connection. 2. Faulty dispense switch. 3. Faulty transformer. 4. Drain pan ajar. 5. Faulty drain pan safety switch. 1. Loose electrical connection. 2. Linkage problem between solenoid and gate. 3. Faulty solenoid. 1. Loose electrical connection. 2. Faulty auger motor. 3. Faulty run capacitor. 1. Loose electrical connection. 2. Faulty wheel motor. 3. Faulty run capacitor. 1. Power switch in OFF position or faulty. 2. Bin signal switches in OFF position or faulty. 3. Faulty bin thermostat. 4. Faulty transformer. 5. Icemaker related problem. 6. Faulty run capacitor. Solution 1. Turn power switch to ON position; check connections. 2. Replace switch. 3. Replace transformer. 4. Check pan and reseat. 5. Replace switch. 1. Check connections. 2. Check linkage...