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Dexter Laundry T750 EXPRESS, Parts And Service Manual

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Dexter Laundry T750 EXPRESS Parts And Service Manual Download Page 93

WCAD80KCB -21CN  230/50/1 Voltage Schematic

WCAD80KCB -21CN  230/50/1 Voltage Diagram

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Part # 8533-073-001 3/22

Part # 8533-073-001 3/22

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Part # 8533-066-001 5/11

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Part # 8533-073-001 9/14

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Machine 

Mounting

Installation 

& Operation

Programming

Trouble-

shooting

Machine 

Service

Electrical

Wiring

Parts

Data

Coin 

Handling

50Hz

Parts

Maintenance

Service Elec. 

Compnents

Summary of Contents for T750 EXPRESS

Page 1: ...PLEASE USE THE TABS LOCATED ON THE RIGHT AND LEFT SIDES OF THE DOCUMENT TO ADVANCE TO EACH SECTION 8533 073 001 3 22...

Page 2: ...GE OR INJURY refer to accompanying documents follow all steps or procedures as instructed This is the electrical hazard symbol It indicates that there are DANGEROUS HIGH VOLTAGES PRESENT inside the en...

Page 3: ...result in bruises and minor chemical irritation Indicates information or a company policy that relates directly or indirectly to the safety of per sonnel or protection of property This is the user cau...

Page 4: ...pervised to ensure they do not operate or play in or around equipment Keep all panels in place to protect against electrical shock and injury and add rigidity to washer WARNING This appliance is not i...

Page 5: ...nt Prohibited Do not attempt to open touch or pro ceed before referring to the manual or unless quali fied Mandatory Read all supporting documentation be fore operating or maintaining equipment Mandat...

Page 6: ...Pages 36 38 Troubleshooting Machine Fault Errors Pages 39 43 Motor Resistance Chart 43 Variable Frequency Drive Control Digital Readout Faults 44 Dexter Safety Guidelines FOR SAFETY 1 Always shut off...

Page 7: ...raking Resistors 60 Delta VFD Cooling Fan 60 Section 7 Machine Electrical Wiring Schematics Start Circuit 62 Fill Circuit 62 Wash Circuit 63 Drain Rinse 1 2 Final Rinse Circuit 63 Extract Circuit 63 T...

Page 8: ...240 V 60 Hz Phase 1 3 T 1200 WCAD80 KCS 12 EC 208 240 V 60 Hz Phase 1 3 Easy Card T 1450 WCAD80 KCS 12SZ 208 240 V 60 Hz Phase 1 3 Easy Card T 750 Machine Dimensions H WHU RPPHUFLDO 7 SUHVV DVKHU 0RXQ...

Page 9: ...undry Inc 2211 W Grimes Fairfield Iowa 52556 www dexterlaundry com 1 800 524 2954 Rev 3 3 2009 Dexter Laundry Inc Dexter reserves the right to change specifications without notice H WHU RPPHUFLDO 7 SU...

Page 10: ...Pad Dimensions CONCRETE PEDESTAL MOUNTING Figure 1 1 Figure 1 2 FLOOR OUTLINE Figure 1 3 MACHINE MOUNTING DETAIL 18 19 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Machine Mounting Installation Opera...

Page 11: ...Pad Dimensions CONCRETE PEDESTAL MOUNTING Figure 1 1 Figure 1 2 FLOOR OUTLINE Figure 1 3 MACHINE MOUNTING DETAIL 20 21 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Machine Mounting Installation Oper...

Page 12: ...22 23 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Notes Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wiring Parts Data Coin Handling 50Hz Parts Mai...

Page 13: ...with each machine The threaded connections on the hoses are standard garden hose type thread Separate hot and cold water lines with shut off valves or faucets for inlet hose connections must be provid...

Page 14: ...will stop and the cycle will continue normally If the Emergency Stop is held down for 3 seconds the display will count down to 0 and the washer will begin stopping movement and water flow and begin dr...

Page 15: ...2 Cup TRANSIENT VOLTAGE SURGE SUPPRESSORS Like most electrical equipment your new machine can be damaged or have its life shortened by voltage surges due to lightning strikes which are not covered by...

Page 16: ...001 3 22 Part 8533 073 001 3 22 Notes Notes Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wiring Parts Data Coin Handling 50Hz Parts Maintenance Serv...

Page 17: ...he value will change in 1 steps The range of values is from 00 00 to 99 99 When the desired right coin value is displayed push Start button once to store the new value and a second time to move to the...

Page 18: ...loaded the washer will automatically exit the programming mode NOTE The Wash Cycle programming mode will automatically exit and return to the Idle mode if no buttons are pushed for one minute To chan...

Page 19: ...nce mode push and hold the Cold water temperature button and then push the programming button on the controller There will be no observed change to the washer or the display The Rapid Advance mode can...

Page 20: ...door closed switch at door hinge for proper operation Door Handle Closed Switch Check single door closed switch at left side of door handle to close when handle is vertical Control Breaker or fuse Che...

Page 21: ...ting Symptom Probable Cause Suggested Remedy Water does not flush softener compart ment Pressure Switch Check pressure switch continuity between terminals If no continuity check pressure switch hose f...

Page 22: ...also be caused by pressure switch harness Check to ensure the correct harness in installed The control can be reset by holding program button on controller during startup soft reset Check orange wire...

Page 23: ...install a VFD filter Fault Description Customer Action F16 The temperature sensor inside of the variable frequency drive detects that the internal temperature is too high Step 1 Make sure the cooling...

Page 24: ...t drive CE4 VFD unable to perform the requested action Possible controller problem Reset drive CE6 Time frame between commands is to short Possible controller problem Reset drive CE9 Internal checksum...

Page 25: ...he washer the motor releases the sealing ball allowing the drive spring to open the valve With the valve open all water in the washer will drain out Drain Valve Cleaning Step 1 Loosen the clamp on the...

Page 26: ...d mounting for easy adjustment Step 1 Set door cam over pin Here you can see the door cam away from the door lock assembly Step 2 Tighten spring screw on switch actuator bracket arm until it just clea...

Page 27: ...mbly Loading Door Reassembly Step 1 Remove the loading door as outlined above Lay the door on a flat surface with the glass down Step 2 While holding down on the door glass lift up on the door ring an...

Page 28: ...s described previously Step 3 Remove front panel as described previously Step 4 Remove masking ring as described previously Step 5 Remove door lock assembly Leave wires pull rod in place Step 6 Remove...

Page 29: ...the tub front and the outer tub Step 5 Install new bead of silicone rubber on tub front Step 6 Install tub front Step 6A Align hole in top of tub front with notch in top of outer tub Step 6B Use 4 6 1...

Page 30: ...80 ft lbs 3 4 Bolt Bearing Housing to Frame 200 300 ft lbs 1 2 Bolt Outer Tub Clamping Band to Frame 70 110 ft lbs 1 2 Bolt Outer Tub Clamping Band Top 30 40 ft lbs 3 8 Cap Bolt Driven Pulley to Hub...

Page 31: ...ansformer This transformer is mounted at the back of the control trough and steps a range of 208 to 240 volts down to 120 volts for the controls There are two terminals on the controls transformer for...

Page 32: ...Start Display Stop Button Switch Assembly Delta Variable Frequency Drive Main power is connected to terminals L1 L2 and L3 on the Delta drive If the washer is connected to a three phase source there...

Page 33: ...on the main control PCB through the normally closed emergency stop button switch and returns on the second red wire back to the P 1 connector Payment is added and the display counts down on the main...

Page 34: ...tumble the same as the previous baths for the programmed time The final rinse water temperatures are programmable Note When programming cycles the final rinse bath must be programmed and cannot be se...

Page 35: ...n Operation Programming Trouble shooting Machine Service Electrical Wiring Parts Data Coin Handling 50Hz Parts Maintenance Service Elec Compnents Accessories Kits Assemblies Wiring Harnesses Cabinet F...

Page 36: ...Mech 60lb WCAD60KCB CN Schematic 70 71 Part 8533 073 001 3 22 Part 8533 073 001 3 22 71 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wiring Parts Da...

Page 37: ...unting Installation Operation Programming Trouble shooting Machine Service Electrical Wiring Parts Data Coin Handling 50Hz Parts Maintenance Service Elec Compnents Accessories Kits Assemblies Wiring H...

Page 38: ...n Mech 80lb WCAD80KCB CN Schematic 74 75 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wiring Parts Data...

Page 39: ...b Express WCAD90KCB CNSZ Schematic 76 77 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wiring Parts Data...

Page 40: ...Z Diagram 78 79 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Notes Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wiring Parts Data Coin Handling 50Hz...

Page 41: ...007 6292 006 007 6292 006 007 6292 006 007 6292 006 007 1 Mode Light Support 9635 022 001 9635 022 001 9635 022 001 9635 022 001 9635 022 001 1 MS300 Display 9150 058 001 9150 058 001 9150 058 001 915...

Page 42: ...123 001 8220 123 001 8220 123 001 8220 128 001 8220 128 001 1 Wire Red Yellow 8 8220 108 008 8220 108 008 1 Wire Yellow Jumper water valve 8220 119 002 8220 119 002 1 80lb Washer Dispenser Label 8502...

Page 43: ...ontrol Panel to Sides 9545 008 026 9545 008 026 9545 008 026 4 9 Nameplate Decal Control Blue 9412 162 001 9412 141 001 9412 142 001 1 9 Nameplate Decal Control Black 9412 165 001 10 Panel Top 9454 74...

Page 44: ...trol Blue 9412 162 001 9412 198 001 9412 191 001 9412 142 001 9412 193 001 1 Nameplate Decal Control Black 9412 199 001 9412 192 001 9412 173 001 9412 194 001 10 Panel Top 9454 743 001 9454 736 002 94...

Page 45: ...026 6 14 Special Washer Rubber 8641 222 000 8641 222 000 8641 222 000 8641 222 000 6 Tub Front 9974 011 002 1 15 Washer Flat 1 4 8641 581 018 8641 581 018 8641 581 018 8641 581 018 12 16 Nut 10 32UNF...

Page 46: ...01 9610 001 001 9610 001 001 9610 001 001 1 Clamp Hose to Vacuum Breaker 8654 117 014 8654 117 014 8654 117 014 8654 117 014 8654 117 014 1 20 Hose Vacuum Breaker to tub 9242 458 003 9242 458 003 9242...

Page 47: ...Bearing Housing to Frame 8640 418 003 8640 418 003 8640 418 003 8640 418 003 6 17 Nut 7 8 9 Bearing Housing to Frame 8640 437 001 6 18 Pulley Driven 9453 173 002 9453 176 005 9453 176 005 9453 176 005...

Page 48: ...45 046 007 9545 046 007 9545 046 007 9545 046 007 4 10 Cross Recessed PAn Hd Tapping screw 9545 031 011 9545 031 011 9545 031 011 9545 031 011 9545 031 011 4 9 Screw Hxwshrhdslsems 6 32 x 3 16 9545 04...

Page 49: ...Plastic 9538 157 004 9538 157 004 9538 157 004 1 12 Spacer Metal 9538 166 004 9538 166 004 9538 166 004 1 13 Screw Cross Recessed 9545 010 001 9545 010 001 9545 010 001 1 14 Nut Keps 8 8640 412 005 8...

Page 50: ...4 013 9545 014 013 9545 014 013 3 10 Bracket Retainer support side panel 9046 085 001 9046 085 001 9046 085 001 9046 085 001 9046 085 001 1 Shim Large door 9552 043 001 9552 043 001 9552 043 001 9552...

Page 51: ...006 9242 453 019 9242 453 019 1 9 Hose Hot Valve to Tub 9242 453 020 9242 453 020 9242 466 002 9242 466 002 1 11 Hose Cold Valve to Tub 9242 453 020 9242 453 020 9242 466 002 9242 466 002 1 12 Hose Va...

Page 52: ...9 003 9118 049 003 2 4 Guide Solenoid Invensys 9211 021 002 9211 021 002 9211 021 002 9211 021 002 9211 021 002 2 5 Armature Invensys 9015 008 001 9015 008 001 9015 008 001 9015 008 001 9015 008 001 2...

Page 53: ...4 001 8641 584 001 8641 584 001 1 11 Pin Main Drive 9451 196 001 9451 196 001 9451 196 001 9451 196 001 9451 196 001 1 Plate spacers needed for re placement motor mtg plate 9538 149 001 9451 196 001 9...

Page 54: ...8654 117 014 8654 117 014 8654 117 014 8654 117 014 8654 117 014 2 15 Valve Drain 9379 187 004 9379 187 004 9379 187 004 9379 187 004 9379 187 004 1 Screw Valve to Base 1 4ABx3 4 9545 030 002 9545 03...

Page 55: ...9545 045 007 9545 045 007 9545 045 007 9545 045 007 2 12 Strip Terminal Marker 9558 027 001 9558 027 001 9558 027 001 9558 027 001 9558 027 001 1 13 Switch Pressure Before Serial 538202 9539 457 002...

Page 56: ...5 001 1 Spacer Plastic 6x9 16 9538 157 018 9538 157 018 9538 157 018 9538 157 018 9538 157 018 2 Nut Hexkeps 6 32 8640 411 003 8640 411 003 8640 411 003 8640 411 003 8640 411 003 2 19 Light LED ADD BL...

Page 57: ...10 Door Hinge Assembly Mounts to Tub Front 9955 029 002 13 Screw Loading Door Mtg 5 16 TF 9545 056 001 3 Rubber Edge mounts to Front Panel 9059 063 002 1 Nut Keps 8640 413 002 4 Wiring Harness doorlo...

Page 58: ...4 1 Label Fusing Installation 8502 619 003 8502 619 003 8502 619 003 8502 619 003 8502 619 008 1 Label Quality 8511 001 002 8511 001 002 8511 001 002 8511 001 002 8511 001 002 1 1 Label Warning Risk o...

Page 59: ...ptor contains a coin switch that is actuated by each good coin that is accepted Removal The coin acceptor is removed by loosening the two Torx T 10 machine screws on the right side and by removing com...

Page 60: ...001 1 Screw Highth Bar 3mm 9545 039 002 9545 039 002 9545 039 002 9545 039 002 9545 039 002 2 Imonex Optical Coin Acceptor Starting after serial 515483 Key Description T 750 T 900 T 950 T 1200 T 1450...

Page 61: ...001 235 1 4 Coin Chute for Electronic Drop 9119 028 001 9119 028 001 9119 028 001 9119 028 001 9119 028 001 1 Nut Hex Elastic Stop 8640 424 002 8640 424 002 8640 424 002 8640 424 002 8640 424 002 1 Sc...

Page 62: ...ff before and leave power off when changing the switches of the electronic coin acceptor 2 Turn power back on and test coins to ensure proper operation NOTE Coins and tokens in the left coin column wi...

Page 63: ...ely maintenance free However it should be cleaned at regular intervals minimum once a year especially if it is operating in an environment with high levels of dust smoke or nicotine The cleaning inter...

Page 64: ...rew the bolt onto the existing stud weld on top of the nut which fixes the reject bracket Once the bolt is fixed please verify the position of the spring as indicated in the picture To open the select...

Page 65: ...Coin Micro Switch Diagram 208 240V 128 129 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wiring Parts Da...

Page 66: ...Express WCAD50KCB USSZ Diagram Optical 130 131 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wiring Part...

Page 67: ...Electronic Acceptor Diagram 208 240V 132 133 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wiring Parts...

Page 68: ...ess Coin Micro Switch Diagram 134 135 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wiring Parts Data Co...

Page 69: ...Optical Acceptor WCAD60KCB US Diagram 136 137 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wiring Parts...

Page 70: ...ess Electronic Acceptor Diagram 208 240V 138 139 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wiring Pa...

Page 71: ...Express Coin Micro Switch WCAD60KCB USSZ Diagram 140 141 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical W...

Page 72: ...U S Optical Acceptor Diagram 208 240V 142 143 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wiring Parts...

Page 73: ...Electronic Acceptor Diagram 208 240V 144 145 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wiring Parts...

Page 74: ...itch 80Lb Non Express Diagram 146 147 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wiring Parts Data Co...

Page 75: ...WCAD80KCB US Diagram 148 149 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wiring Parts Data Coin Handli...

Page 76: ...ess Electronic Acceptor Diagram 208 240V 150 151 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wiring Pa...

Page 77: ...Immonex Acceptor Diagram 208 240V 152 153 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wiring Parts Dat...

Page 78: ...t 8533 073 001 3 22 155 Notes Section 10 EasyCard Interface Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wiring Parts Data Coin Handling 50Hz Parts M...

Page 79: ...6x9 16 9538 157 018 9538 157 018 9538 157 018 2 Nut Hexkeps 6 32 8640 411 003 8640 411 003 8640 411 003 2 8 Light LED ADD BLEACH As sembly 9794 001 001 9794 001 001 9794 001 001 1 Spacer Plastic 6x9 1...

Page 80: ...y Card 50Lb Express 208 240 Volt Wiring Diagram 158 159 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wi...

Page 81: ...y Card 60Lb Non Express 208 240 Volt Wiring Diagram 160 161 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrica...

Page 82: ...y Card 60Lb Express 208 240 Volt Diagram 162 163 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wiring Pa...

Page 83: ...y Card 80Lb non Express 208 240 Volt Diagram 164 165 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wirin...

Page 84: ...rts in this section used only in these models All other parts are same as standard 60 Hz pages Wiring Diagrams Schematics Machine Mounting Installation Operation Programming Trouble shooting Machine S...

Page 85: ...001 1 1 5 6 168 169 Part 8533 073 001 3 22 Part 8533 073 001 3 22 7 1 6 3 2 5 4 3 2 Water Valve Drain Valve and Door Locking 59 models Key Component T 750 T 900 T 950 T 1200 T 1450 QTY 1 Water Valve 9...

Page 86: ...02 8711 004 002 3 Transformer Secondary 1 8711 009 002 8711 009 002 8711 009 002 4 Acceptor Coin Electronic 1 9021 011 001 9021 011 001 9021 011 001 5 Chute Coin 1 9119 030 001 9119 030 001 9119 030 0...

Page 87: ...NSZ 230 50 1 Voltage Diagram 172 173 Part 8533 073 001 3 22 Part 8533 073 001 3 22 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wiring Parts Data Coi...

Page 88: ...4 175 Part 8533 073 001 3 22 Part 8533 073 001 3 22 174 Part 8533 066 001 5 11 174 175 Part 8533 066 001 5 11 175 Machine Mounting Installation Operation Programming Trouble shooting Machine Service E...

Page 89: ...177 Part 8533 073 001 3 22 Part 8533 073 001 3 22 176 Part 8533 066 001 5 11 176 177 Part 8533 066 001 5 11 177 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Ele...

Page 90: ...179 Part 8533 073 001 3 22 Part 8533 073 001 3 22 178 Part 8533 066 001 5 11 178 179 Part 8533 066 001 5 11 179 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Ele...

Page 91: ...0 181 Part 8533 073 001 3 22 Part 8533 073 001 3 22 180 Part 8533 066 001 5 11 180 181 Part 8533 066 001 5 11 181 Machine Mounting Installation Operation Programming Trouble shooting Machine Service E...

Page 92: ...2 183 Part 8533 073 001 3 22 Part 8533 073 001 3 22 182 Part 8533 066 001 5 11 182 183 Part 8533 066 001 5 11 183 Machine Mounting Installation Operation Programming Trouble shooting Machine Service E...

Page 93: ...185 Part 8533 073 001 3 22 Part 8533 073 001 3 22 184 Part 8533 066 001 5 11 184 185 Part 8533 073 001 9 14 185 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Ele...

Page 94: ...187 Part 8533 073 001 3 22 Part 8533 073 001 3 22 186 Part 8533 073 001 9 14 186 187 Part 8533 073 001 9 14 187 Machine Mounting Installation Operation Programming Trouble shooting Machine Service Ele...

Page 95: ...Part 8533 073 001 3 22 189 Notes Section 12 Maintenance Machine Mounting Installation Operation Programming Trouble shooting Machine Service Electrical Wiring Parts Data Coin Handling 50Hz Parts Main...

Page 96: ...Quarterly Step 1 Make sure the washer is inoperative by switching off the main power supply Step 2 Check the V belts for wear and proper tension Step 3 Clean lint and other foreign matter from around...

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