Manitowoc QM45 Series Bedienungsanleitung

QM45 Series Ice Machines Installation, Use, Care, and Service Manual Thank you for selecting a Manitowoc Ice Machine, the dependability le ader in ice making equipment and related products. With proper care and m aintenance, your new Manitowoc Ice Machine will provide you with many years of reliable and economical performance. We reserve the right [...]

Safety Notices When using or servicing these Ice Machines, be sure to pay close attention to the safety notices in this manual. Disregarding the notices may lead to serious injury and/or damage to the ice m achine. Throughout this manual, you will see the following types of safety notices: WARNING Text in a Warning box alerts you to a potential per[...]

Table of Contents i Table of Contents Section 1 - General Information Model Numbers .................................................................................................................. .............................. 1-1 Accessories ........................................................................................................[...]

Table of Contents ii Table of Contents (cont.) Section 4 - Maintenance General .............................................................................................................................................................. 4-1 Cleaning and Sanitizing Procedure ..........................................................................[...]

Section 1 General Information 1-1 Section 1 General Information Model Numbers This manual covers the following models: Self-Contained Air-Cooled Voltage QM45A 115/ 60/1 QM45AE 230/ 50/1 Accessories Contact your Manitowoc distributor for these optional accessories: ARCTICPURE WATER FILTER SYS TEM Engineered specifically for Manitowoc ice machines, A[...]

General Information Section 1 1-2 Model/Serial Number Location Record the model and serial number of your ice machine in the space prov ided below. These numbers are required when requesting information from your local Manitowoc distributor, service representativ e, or Manitowoc Ice, Inc. The model and serial number are listed on the OWNER WARRANTY[...]

Section 1 General Information 1-3 Owner Warranty Registration Card GENERAL The packet containing this manual also includes warranty information. Warrant y coverage begins the day your new ice machine is installed. Important Complete and m ail the OWNER W ARRANTY REGISTRATION CARD as soon as possible to validate the installation date. If you do not [...]

General Information Section 1 1-4 Residential Warranty Coverage WHAT DOES THIS LIMITED WARRANTY COVER ? Subject to the exclusions and limitations below, Manitowo c Ice, Inc. (“Ma nitowoc”) warrants to t he original consumer that any new ice machine manufact ured by Manitowoc (t he “Product”) shall be free of de f ects in mat erial or workm [...]

Section 2 Installation Instructions 2-1 Section 2 Installation Instructions General These instructions are provide d to assist the qualified installer. Check your local Yellow Pages for the name of the nearest Manitowoc distributor, or call Manitowoc Ice, Inc. for information regard ing start- up services. Important Failure to follow th ese install[...]

Installation Instructions Section 2 2-2 Location of Ice Machine The location selected for th e ice machine must meet the following criteria. If a ny of these criteria are not met, select another location. • The location must be indoors. • The location must be free of airborne and other contaminants. • The air temperature must be at least 3 5 [...]

Section 2 Installation Instructions 2-3 Leveling the Ice Machine 1. Screw the leveling legs onto the botto m of the ice machine. 2. Screw the foot of each leg in as far as possible. CAUTION The legs must be screwed in tightly to prevent them from bending. 3. Move the ice machine into its final position. 4. Level the ice machine to assure that the s[...]

Installation Instructions Section 2 2-4 THIS PAGE INTENTIONALLY LEFT BLANK[...]

Installation Instructions Section 2 2-5 Electrical Service GENERAL WARNING All wiring must conform to local, state and national codes. VOLTAGE The maximum allowable voltage variation is ± 10% of the rated voltage on the ice machine m odel/seria l number nameplate at start-up (when the electrical load is highest). WARNING The ice machine must be gr[...]

Installation Instructions Section 2 2-6 Water Service/Drains WATER SUPPLY Local water conditions may require treatment of the water to inhibit scale formation, filter sediment, remove chlorine, and improve taste and clarity. Important If you are installing a Manitowoc Tri-Liminator water filter system, refer to the Installation Instructions supplie[...]

Section 2 Installation Instructions 2-7 WATER SUPPLY AND DRAIN LI NE SI ZING/CONNECTIONS CAUTION Plumbing must conform to state and local codes. Location Water Temperature Water Pressure Ice Machine Fitting Tubing Size Up to Ice Machine Fitting Ice Making Water Inlet 33 ° F ( 0.6 ° C) Min. 90 ° F ( 32.2 ° C) Max. 20 psi ( 137.9 kPA) M in. 80 ps[...]

Installation Instructions Section 2 2-8 Installation Checklist Is the ice machine level? Has all of the internal packing been rem oved? Have all of the electrical and water connections been made? Has the supply voltage been tested and checked against the rating on the nameplate? Is there proper cl earance around the ice machine for air circulation?[...]

Section 3 Ice Machine Operation 3-1 Ice Machine Operation Component Identification WAT ER P UM P COMPRESSOR COMPA RTMENT ACCESS SCREWS ON/OFF/WASH TOGGLE SWITCH CONDENSER AIR FILTER EVAPORATOR ICE DAMPER WATER TROUGH WATER DISTRIBUTION TUBE ICE THICKNESS PROBE FLOAT VALVE ASSEMB LY SIPHON CA P BIN SWITCH MAGNET SV1731A SV1733[...]

Ice Machine Operation Section 3 3-2 Ice Making Sequence of Operation INITIAL START-UP OR START-UP AFTER AUTOMATIC SHUT-OFF 1. Pressure Equalization Before the compressor starts the hot gas valve is energized for 15 seconds to equalize pressures during the initial refrigera tion system start-up. 2. Refrigeration System Start-Up The compressor starts[...]

Section 3 Ice Machine Operation 3-3 QM45 SELF-CONTAINED AIR COOLED MODELS ICE MAKING SEQUENCE OF OPERATION CONTROL BOARD R ELAYS RELAY 1 2 3 3A 3B * LENGTH WATER PUMP HOT GAS VALVE RELAY COIL COMPRESSOR CONDENSER FAN MOTOR of “ON” TIME INITIAL START-UP/or START UP AFTER AUTO SHUT - OFF: 1. Pressure Equalization OFF ON OFF OFF OFF 15 Seconds 2. [...]

Ice Machine Operation Section 3 3-4 Operational Checks GENERAL Your Manitowoc ice machine was factory-operated and adjusted before shipment. Normally, a newly installed ice machine does not require any adjustment. To ensure proper operation, always follow these Operational Checks when starting the ice m achine: • for the first time • after a pr[...]

Section 3 Ice Machine Operation 3-5 ICE THICKNESS CHECK The ice thickness probe is factory -se t to maintain the ice bridge thickness at 1/8” (3.2 mm). 1. Inspect the bridge connecting the cubes. It should be about 1/8” (3.2 mm) thick. 2. If adjustment is necessa ry, turn the ice thickn ess probe adjustment screw clockwise to increase bridge th[...]

Ice Machine Operation Section 3 3-6 THIS PAGE INTENTIONALLY LEFT BLANK[...]

4-1 Section 4 Maintenance Section 4 Maintenance Interior Cleaning and Sanitizing GENERAL Clean and sanitize the ice machine every six m onths for efficient operation. If the ice machine requires more frequent cleaning a nd sanitizing, consult a qualified service com pany to test the water quality and recommend appropriate water treatment. The ice m[...]

4-2 Maintenance Section 4 WARNING Disconnect electric power to th e ice machine at the electric switch box before proceed ing. Step 6: Remove parts for cleaning. A. Remove the Vinyl Hose • Disconnect the water hose from the distribution tube and water pump. B. Remove Water Pump • Disconnect the water pump power cord Water Pump Removal • Loose[...]

4-3 Section 4 Maintenance D. Remove the Water Distribution Tube Water Distribution Tube Removal • Loosen the two thumbscrews, which secure the distribution tube. • Lift the right side of th e distribution tube up off the locating pin, then slide it back and to the right. CAUTION Do not force this removal. Be sure the locating pin is clear of th[...]

4-4 Maintenance Section 4 F. Remove the Water Trough • Apply downward pressure on the siphon tube and remove from the bottom of the water trough. • Remove the upper thumbscrew. • While supporting the wa ter trough remove the two thumbscrews from beneath the water trough. • Remove the water trough from the bin area G. Remove the Ice Damper ?[...]

4-5 Section 4 Maintenance H. Remove the Bin Door • Grasp the rear of the bin door and pull bin door forward approximately 5”. • Slide bin door to the rear while applying upward pressure (The rear door pins will ride up into th e track slot and slide back ward to the stop tab ). • While applying pressure against the bin door pull down on the[...]

4-6 Maintenance Section 4 Step 12 Use 1/2 of the saniti zer/water solution to sanitize all foodzone surfaces of the ice machine and bin. Use a cloth or sponge to liberally apply the solution. When sanitizing, pay particular a ttention to the following areas: • Evaporator plastic part s - including top, bottom and sides • Bin bottom, sides and t[...]

4-7 Section 4 Maintenance ICE MACHINE INSPECTION Check all water fittings and lines for leaks. Also, make sure the refrigerati on tubing is not rubbing or vibrating against other tubing, panels, etc. Do not put anything (boxes, etc.) in front of the ice machine. There must be adequate airflow through and around the ice machine to maximize ice produ[...]

4-8 Maintenance Section 4 REMOVAL FROM SERVICE WINTERIZATION Special precautions must be taken if the ice m achine is to be removed from se rvice for an extended period of time or exposed to ambient temperatures of 32 ° F (0 ° C) or below. CAUTION If water is allowed to rem ain in the ice machine in freezing temperatures, severe damage to som e c[...]

Section 5 Before Calling for Service 5-1 Section 5 Before Calling for Service Checklist If a problem arises during operation of your ice machine, follow the checklis t below before calling for service. Routine adjustments and maintenance pro cedures are not covered by the warranty. Problem Possible Cause To Correct Ice machin e does not op era te. [...]

Before Calling for Service Section 5 5-2 Problem Possible Cause To Correct Ice machine produces shallow or incomplete cubes, or the ice Ice thickn es s probe is out of adjustment. Adjust the ice thickn ess probe. See page 3-5. fill pattern on t he evaporator is incomplete. W ater tr oug h le vel i s to h igh or to o lo w. Check the wa ter level. Se[...]

5-3 Before Calling for Service Section 5 SAFETY LIMITS General In addition to standard safety controls, the control board has two built in safety lim it controls which protect the ice machine from m ajor component failures. Safety Limit #1: If the freeze time reaches 60 minutes, the control board autom atically initiates a harvest cycle. If three c[...]

5-4 Before Calling for Service Section 5 Safety Limit #1 Freeze time exceeds 60 minutes for 3 consecutive freeze cycles. Possible Cause Check/Correct Improper installation • See “Inst allation Instructions” Section two of this manual Water system • Low water pressure ( 20 psi minimum.) • High water pressure ( 80 psi maximum.) • High wat[...]

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