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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 checklist below before calling for service.
Routine adjustments and maintenance procedures are not covered by the warranty.

Problem

Possible Cause

To Correct

Ice machine does not operate. No electrical power to the ice

machine.

Replace the fuse/reset the

breaker/turn on the main switch.

ICE/OFF/CLEAN toggle switch set

improperly.

Move the toggle switch to the ICE

position.

Water curtain stuck open.

Water curtain must be installed and

swinging freely.

Ice machine stops, and can be
restarted by moving the toggles

switch to OFF and back to ICE.

Safety limit feature stopping the ice
machine.

Refer to “Safety Limit Feature” on the
next page.

Ice machine does not release
ice or is slow to harvest.

Ice machine is dirty.

Clean and sanitize the ice machine.

Ice machine is not level.

Level the ice machine.

Water regulating valve leaks in harvest
mode (water-cooled models).

Adjust or Replace Water-regulating
valve.

Ice machine does not cycle
into harvest mode.

The six-minute freeze time lock-in has
not expired yet.

Wait for freeze lock-in to expire.

Ice thickness probe is dirty.

Clean and sanitize the ice machine.

Ice thickness probe wire is

disconnected.

Connect the wire.

Ice thickness probe is out of

adjustment.

Adjust the ice thickness probe.

Uneven ice fill (thin at top of
evaporator).

See “Shallow or Incomplete Cubes”
on the next page.

Ice quality is poor (soft or not

clear).

Poor incoming water quality.

Contact a qualified service company

to test the quality of the incoming

water and make appropriate filter
recommendations.

Water filtration is poor.

Replace the filter.

Ice machine is dirty.

Clean and sanitize the ice machine.

Water dump valve is not working.

Disassemble and clean the water

dump valve.

Continued on next page...

Содержание Q 1800

Страница 1: ...for selecting a Manitowoc Ice Machine the dependability leader in ice making equipment and related products With proper installation care and maintenance your new Manitowoc Ice Machine will provide you with many years of reliable and economical performance Part Number 80 1208 3 Rev C 7 00 ...

Страница 2: ... helpful and important information Throughout this manual you will see the following types of procedural notices Important Important boxes serve two functions They call the operator s attention to important information They also provide the service technician with information that may help perform a procedure more efficiently Disregarding this information may slow down the work NOTE Text set off a...

Страница 3: ...e Bin 2 6 Electrical Service 2 6 Water Service Drains 2 10 Installation Checklist 2 19 Before Starting the Ice Machine 2 20 Component Identification 3 1 Ice Making Sequence of Operation 3 2 Operational Checks 3 4 General 4 1 Ice Machine Inspection 4 1 Exterior Cleaning 4 1 Cleaning the Condenser 4 1 Interior Cleaning and Sanitizing 4 3 Removal of Parts for Cleaning Sanitizing 4 6 Water Treatment F...

Страница 4: ...Table of Contents ii Page Intentionally Left Blank ...

Страница 5: ...aporator is covered by an additional two 2 year five years total labor warranty beginning on the date of the original installation EXCLUSIONS The following items are not included in the ice machine s warranty coverage 1 Normal maintenance adjustments and cleaning as outlined in this manual 2 Repairs due to unauthorized modifications to the ice machine or use of non standard parts without prior wri...

Страница 6: ...General Information Section 1 1 2 Page Intentionally Left Blank ...

Страница 7: ...ame of the nearest Manitowoc distributor or call Manitowoc Ice Inc for information regarding start up services Important Failure to follow these installation guidelines may affect warranty coverage Ice Machine Dimensions Q1800 ICE MACHINE WATER COOLED 5 75 14 61 cm 29 50 7 0cm 24 50 62 23 cm 48 00 121 92 cm 2 50 6 35 cm 1 88 4 78 cm 2 38 6 05 cm 10 38 26 37 cm 9 00 22 86 cm 2 88 7 32 cm ...

Страница 8: ...mmended for efficient operation and servicing only Leveling the Ice Storage Bin 1 Screw the leveling legs onto the bottom of the bin 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 bin into its final position 4 Level the bin to assure that the bin door closes and seals properly Use a level on top of the bin Turn...

Страница 9: ... is not the ice machine s running amp load The wire size or gauge is also dependent upon location materials used length of run etc so it must be determined by a qualified electrician Q1000 ICE MACHINE Voltage Water Cooled Ice Machine Phase Cycle Maximum Fuse Circuit Breaker Minimum Circuit Amps Q1800 208 230 1 60 20 14 1 Electrical Wiring Connections WARNING These diagrams are not intended to show...

Страница 10: ... machine and storage bin Drain lines must have a 1 5 inch drop per 5 feet of run 2 5 cm per meter and must not create traps The floor drain must be large enough to accommodate drainage from all drains Run separate bin and ice machine drain lines Insulate them to prevent condensation Vent the bin and ice machine drain to the atmosphere Do not vent the condenser drain on water cooled models CAUTION ...

Страница 11: ...P T 1 91 cm BIN DRAIN TUBING 3 4 MIN I D 1 91 cm VENT ICE MAKING WATER DRAIN FITTING 1 2 F P T 1 27 cm ICE MAKING WATER DRAIN TUBING 1 2 MIN I D 1 27 cm OPEN TRAPPED OR VENTED DRAIN WATER SHUT OFF VALVE 18 00 45 70 cm VENT CONDENSER WATER INLET TUBING 1 2 MIN I D 1 27 cm CONDENSER WATER DRAIN TUBING 1 2 MIN I D 1 27 cm CONDENSER WATER INLET FITTING 1 2 F P T 1 27 cm CONDENSER WATER DRAIN FITTING 1...

Страница 12: ...e all electrical leads free from contact with refrigeration lines and moving equipment Has the owner operator been instructed regarding maintenance and the use of Manitowoc Cleaner and Sanitizer Has the owner operator completed the warranty registration card Has the ice machine and bin been sanitized Before Starting the Ice Machine All Manitowoc ice machines are factory operated and adjusted befor...

Страница 13: ...fication SV1604 CONDENSER WATER REGULATING VALVE WATER CONDENSER HOT GAS VALVE WATER DUMP VALVE DRAIN HOSE WATER INLET VALVE COMPRESSOR SV1605 DISTRIBUTION TUBE ICE THICKNESS PROBE EVAPORATOR ICE OFF CLEAN SWITCH WATER LEVEL PROBE WATER CURTAIN WATER TROUGH WATER PUMP FLOW CLAMP USED ON REGULAR SIZE CUBE ONLY ...

Страница 14: ...ne more time to refill the water trough When sufficient ice has formed the water flow not the ice contacts the ice thickness probe After approximately 7 seconds of continual water contact the harvest sequence is initiated The ice machine cannot initiate a harvest sequence until a 6 minute freeze lock has been surpassed HARVEST SEQUENCE 5 Water Purge The water pump continues to run and the water du...

Страница 15: ...level is incorrect check the water level probe for damage probe bent etc Repair or replace the probe as necessary Water Level Probe ICE THICKNESS CHECK After a harvest cycle inspect the ice cubes in the ice storage bin The ice thickness probe is factory set to maintain an ice bridge of 1 8 inch 3 2mm If an adjustment is needed follow the steps below 1 Turn the ice thickness probe adjustment screw ...

Страница 16: ...o 15 30 or 45 seconds During the harvest sequence water purge the water fill valve energizes and de energizes by time The water purge must be at the factory setting of 45 seconds for the water fill valve to energize during the last 15 seconds of the water purge If it is set to less than 45 seconds the water fill valve will not energize during the water purge WARNING Disconnect the electrical power...

Страница 17: ...or the specific product used MANITOWOC S PATENTED CLEANING OR SANITIZING TECHNOLOGY Manitowoc ice machines include technology that allows the initiation and completion of a cleaning or sanitizing cycle at the flip of a switch This cycle will permit cleaning or sanitizing of all surfaces that come in contact with the water distribution system Periodic maintenance must be performed that includes san...

Страница 18: ...t the switch to the OFF position and allow the ice to melt off the evaporator CAUTION Never use anything to force ice from the evaporator Damage may result Step 2 To start a cleaning cycle move the toggle switch to the CLEAN position The water will flow through the water dump valve and down the drain The Clean light will turn on to indicate the ice machine is in the Clean mode Step 3 Wait about on...

Страница 19: ...e will automatically time out a ten minute sanitizing cycle followed by six rinse cycles and then stop The Clean light will turn off to indicate the sanitizing mode is completed This entire cycle lasts approximately 25 minutes Note Periodic cleaning must be performed on adjacent surface areas not contacted by the water distribution system If the bin requires sanitizing remove all of the ice and sa...

Страница 20: ...r 4 Use a soft bristle brush or sponge NOT a wire brush to carefully clean the parts CAUTION Do not mix Cleaner and Sanitizer solutions together It is a violation of Federal law to use these solutions in a manner inconsistent with their labeling CAUTION Do not immerse the water pump motor in the cleaning or sanitizing solution 5 Use the solution and a brush to clean the top sides and bottom evapor...

Страница 21: ...ly later Leaving the wires attached lift the coil assembly off the valve body and the enclosing tube 4 Press down on the plastic nut on the enclosing tube and rotate it 1 4 turn Remove the enclosing tube plunger and plastic gasket from the valve body NOTE At this point the water dump valve can easily be cleaned If complete removal is desired continue with step 5 3 RETAI NING Dump Valve Removal Imp...

Страница 22: ...ws Ice Thickness Probe 1 Compress the side of the ice thickness probe near the top hinge pin and remove it from the bracket DISCONNECT WIRE LEAD SV1619 COMPRESS HINGE PIN TO REMOVE ICE THICKNESS PROBE SV1618 PUMP OUTLET WATER PUMP POWER CORD LOOSEN SCREWS Ice Thickness Probe Removal NOTE At this point the ice thickness probe can easily be cleaned If complete removal is desired continue with step 2...

Страница 23: ...oper water flow through it Set the toggle switch to ON Watch for water flow into the ice machine If the water flow is slow or only trickles into the ice machine remove disassemble and clean the valve Follow the procedure below to remove the water inlet valve WARNING Disconnect the electric power to the ice machine at the electric service switch box and turn off the water supply before proceeding 1...

Страница 24: ...he locating pin is clear of the hole before sliding the distribution tube out 3 Disassemble for cleaning A Twist both of the inner tube ends until the tabs line up with the keyways B Pull the inner tube ends outward Water Distribution Tube Disassembly Water Curtain 1 Gently flex the curtain in the center and remove it from the right side Water Curtain Removal 2 Slide the left pin out SV1620 SV1211...

Страница 25: ...low to harvest Ice machine is dirty Clean and sanitize the ice machine Ice machine is not level Level the ice machine Water regulating valve leaks in harvest mode water cooled models Adjust or Replace Water regulating valve Ice machine does not cycle into harvest mode The six minute freeze time lock in has not expired yet Wait for freeze lock in to expire Ice thickness probe is dirty Clean and san...

Страница 26: ...d clean the filter screen Incoming water supply is shut off Open the water service valve Water inlet valve stuck open or leaking Remove the water inlet valve and clean it Safety Limit Feature In addition to the standard safety controls such as the high pressure cutout your Manitowoc ice machine features built in safety limits which will stop the ice machine if conditions arise which could cause a ...

Страница 27: ......

Страница 28: ...out notice MANITOWOC ICE INC 2110 South 26th Street P O Box 1720 Manitowoc WI 54221 1720 Phone 920 682 0161 We reserve the right to make product improvements at any time Fax 920 683 7585 Web Site www manitowocice com 2000 Manitowoc Ice Inc Litho in U S A ...

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