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CLEANING

SANITIZE WATER SYSTEM

1. Remove and discard all ice from the bin.

2. Remove front panel.

3. Drain the reservoir

4. Prepare 2.5 gallons of McDonald’s Sanitizer
solution in accordance with the instructions on the
package.

5. Pour 1 gallon of the sanitizer into the ice maker
reservoir.

6. Move the main switch to "Wash", and allow the
solution to circulate for a MINIMUM of 5 minutes.

7. Move the main switch to "Off". 

8. Pull out the drain plug and drain the reservoir.

9. Using a clean sponge and the remainder of the
sanitizer solution, wipe the interior of the
evaporator cover and the inside of the storage bin,
taking care to wipe all surfaces that are normally in
contact with ice.

10. Replace the evaporator cover. Replace the
front panel.

11. Move the master switch to ON.

SANITIZE ICE STORAGE BIN

This procedure is to be done monthly

1. Remove and discard all ice from the bin.

2. Switch the ice maker off.

2. Prepare 2.5 gallons of McDonald’s Sanitizer
solution in accordance with the instructions on the
package.

3. Using a clean sponge wipe the inside of the
storage bin and door, taking care to wipe all
surfaces.

4. Rinse the interior of the storage bin using clean
water and the sponge used in step 3.

5. Switch the ice machine back on.

RESERVOIR

DRAIN

ON/OFF/WASH

SWITCH

MCM1062W

September  1993

Page 16

Summary of Contents for MCM1062

Page 1: ...cifications 2 Environmental Limitations 3 For the Installer Machine Bin Assembly 4 For the Plumber 5 For the Electrician 6 Final Check List 7 Initial Start Up 8 Adjustments 10 Component Description 11...

Page 2: ...ntrol box The unit comes from the factory with the correct refrigerant charge The refrigerant charge information is for recharging should that be necessary All utility connections are made at the back...

Page 3: ...vements at any time Specifications and design are subject to change without notice Water Limitations An ice machine is a food manufacturing plant it takes a raw material water and turns it into a food...

Page 4: ...ric water and drain See instructions for the plumber and for the electrician 2 Position the ice storage bin in the selected location 3 Level the bin in both the front to rear and side to side directio...

Page 5: ...supply and the cuber ln some cases a plumber will be required Drain Connections Drain tubing and fittings are supplied with the ice bin All drains are gravity type and must have a minimum of 1 4 inch...

Page 6: ...ause erratic operation and may be responsible for serious damage to the icemaker Electrical connections are made at the rear of the icemaker inside the junction box The cuber is packaged with a flexib...

Page 7: ...ave all electrical and piping connections been made 7 Are the Master and Compressor switches on OFF 8 Has power been connected to the ice maker 9 Is the water supply line shut off valve installed 10 C...

Page 8: ...Freezing time will range between 17 and 25 minutes Longer time for temperatures above 70 degrees F and shorter time required when temperatures are below 70 degrees F Average complete cycle time is abo...

Page 9: ...ROL The amount of ice maintained in the bin is adjustable The normal setting is full The level of ice in the bin may be set lower to shut off the machine when the bin is only partially full The ice bi...

Page 10: ...y area look at the cam and switch to observe the event B To start the FREEZING CYCLE Slowly rotate the shaft of the timer and switch assembly clockwise until the actuator arm on the microswitch initia...

Page 11: ...cycle Timer Timer Switch Assembly The timer begins to turn when activated by the cube size control The outer surface or large diameter lobe of the timer cam determines the length of time for finish f...

Page 12: ...able so that the ice machine will maintain a certain height of ice It will not fill any closer to the ice machine than 8 and will not work if the distance to the bottom of the bin is greater than 8 fe...

Page 13: ...e evaporator plates Gravity flow returns the unfrozen excess portion of water to the reservoir for recirculation Reservoir The reservoir located below the evaporators stores the inlet water charge and...

Page 14: ...e Size Control Reverse acting temperature control contacts close between 240 F and 00 F High Pressure Safety Switch Contacts open at 350 P S I G OPERATING CHARACTERISTICS The values listed below are r...

Page 15: ...8 Drain the reservoir again repeat step 5 9 Switch the machine to wash and continue to add fresh water to flush residual cleaner from the system Switch the Wash Off Ice switch off 10 Sanitize the ice...

Page 16: ...of the evaporator cover and the inside of the storage bin taking care to wipe all surfaces that are normally in contact with ice 10 Replace the evaporator cover Replace the front panel 11 Move the ma...

Page 17: ...run rest of ice machine does 1 Open contactor coil 1 Replace contactor 2 Thermostatic Expansion valve clogged or does not open 2 Check replace TXV No ice no water over evaporators 1 Water pump does no...

Page 18: ...ze wrong 5 Adjust cube size 6 Hot gas valve restricted 6 Replace hot gas valve 7 Not enough water to help harvest 7 Check for restriction of water supply 8 Head pressure too low 8 Check water reg pres...

Page 19: ...and aim at an object about 1 3 feet away Machine should restart if not go to D C Check power to bin level control board Should be 12 volts from transformer if not replace transformer If there is powe...

Page 20: ...t electrical power BEFORE removing transducer 2 Open bin door and locate the transducer socket 3 Twist inner portion of transducer counter clockwise and push up gently 4 Pull transponder down until pl...

Page 21: ...4 Unsnap and disconnect water distributor tubes from the water manifold section To replace the water distributor tubes and manifold tubes reverse the removal procedure BE SURE the notches in the wate...

Page 22: ...cloths or other efficient heat sink material 6 Sweat the tubing connections to the valve 7 Connect the electrical wires to the terminals of the valve coil 8 Weigh in the nameplate charge 9 Replace all...

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