Manitowoc QM20 Technician's Handbook
Undercounter ice machines
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Also See for QM20:
- Technician's handbook (236 pages) ,
- Installation, use and care, and service manual (28 pages) ,
- Technician's handbook (236 pages)
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Summary of Contents for Manitowoc QM20
- Page 1 Manitowoc QM20/QM30/QM45 SM50 Q130/Q170/Q210/Q270 Undercounter Ice Machines Technician’s Handbook This manual is updated as new information and models are released. Visit our website for the latest manual. www.manitowocice.com America’s #1 Selling Ice Machine Part Number 80-0111-9 6/11...
- Page 3 Safety Notices As you work on Manitowoc equipment, be sure to pay close attention to the safety notices in this handbook. Disregarding the notices may lead to serious injury and/or damage to the equipment. Throughout this handbook, you will see the following...
- Page 4 ! Caution Proper installation, care and maintenance are essential for maximum performance and trouble- free operation of your Manitowoc equipment. If you encounter problems not covered by this handbook, do not proceed, contact Manitowoc Foodservice Group. We will be happy to provide assistance.
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Page 5: Table Of Contents
QM45/Q130/Q170/Q210/Q270 ..37 QM20/QM30 ......39 SM50 ......41 MAINTENANCE Ice Machine Inspection . - Page 6 Interior Cleaning and Sanitizing ..45 QM20/QM30 ..... . . 60 Cleaning and Sanitizing Procedure . . 60 SM50 .
- Page 7 ....... 131 QM20/QM30 ......134 Diagnosing an Ice Machine that Will Not Run .
- Page 8 Bin Thermostat ....164 QM20/QM30 ....164 SM50 .
- Page 9 Bin Thermostat ..... 199 QM20/QM30/SM50 ....199 ON/OFF/WASH Toggle Switch .
- Page 10 Wiring Diagrams ....217 QM20 ......218 QM30 .
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Page 11: General Information
General Information Model Numbers This manual covers the following models: Self-contained Self-contained Air-cooled Water-cooled QM20A* QM30A* QM45A* SM50A QR0130A QR0131W QD0132A QD0133W QY0134A QY0135W QD0172A QY0174A QR0210A QR0211W QD0212A QD0213W QY0214A QY0215W QR0270A QR0271W QD0272A QD0273W QY0274A QY0275W *QM Models – the suffix E represents 230 volt/1 ph/50 hz machine. Warning An ice machine contains high voltage electricity and refrigerant charge. -
Page 12: How To Read A Model Number
3 - Dice, Water-cooled Y - Half-dice 4 - Half-dice, Air-cooled 5 - Half-dice, Water-cooled Accessories Contact your Manitowoc distributor for these optional accessories: BIN CASTER Replaces standard legs. MANITOWOC CLEANER AND SANITIZER Manitowoc Ice Machine Cleaner and Sanitizer are available in convenient 16 oz. - Page 13 ) accessory cannot be used with Undercounter ice machines SM50, QM20, QM30, QM45, Q130, Q170, Q210, or Q270. QM20, QM30, QM45 ice machines do not have a water curtain covering the evaporator. Q130, Q210, Q170, Q270 have an ice damper that performs the functions of the water curtain see Ice Damper Removal/Installation for Details.
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Page 14: Model/Serial Number Location
Model/Serial Number Location The model and serial numbers are required when requesting information from your local Manitowoc distributor, service representative, or Manitowoc Ice. The model and serial number are listed on the OWNER WARRANTY REGISTRATION CARD. They are also listed on the MODEL/SERIAL NUMBER DECAL affixed to the ice machine. -
Page 15: Qm20/Qm30
QM20/QM30 MODEL/SERIAL NUMBER PLATE MODEL/SERIAL NUMBER PLATE SV1599 QM45 MODEL/SERIAL NUMBER PLATE MODEL/SERIAL NUMBER PLATE SV1732 Part Number 80-0111-9 6/11... - Page 16 SM50 MODEL/SERIAL NUMBER PLATE Part Number 80-0111-9 6/11...
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Page 17: Ice Machine Warranty Information
REGISTRATION CARD as soon as possible to validate the installation date. If the OWNER WARRANTY REGISTRATION CARD is not returned, Manitowoc will use the date of sale to the Manitowoc Distributor as the first day of warranty coverage for your new ice machine. - Page 18 2. Repairs due to unauthorized modifications to the ice machine or use of non-standard parts without prior written approval from Manitowoc Ice. 3. Damage caused by improper installation of the ice machine, electrical supply, water supply or drainage, or damage caused by floods, storms, or other acts of God.
- Page 19 Authorized Warranty Service To comply with the provisions of the warranty, a refrigeration service company qualified and authorized by your Manitowoc distributor, or a Contracted Service Representative must perform the warranty repair. Service Calls Normal maintenance, adjustments and cleaning as outlined in this manual are not covered by the warranty.
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Page 20: Residential Warranty Coverage
Subject to the exclusions and limitations below, Manitowoc Ice (“Manitowoc”) warrants to the original consumer that any new ice machine manufactured by Manitowoc (the “Product”) shall be free of defects in material or workmanship for the warranty period outlined below under normal use and maintenance,...
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