Scotsman MAR1400 - Manual (Page 31)

Cleaning Instruction
1. Disconnect power front the unit.
2. Remove screws and top panel
3. Remove evaporator cover panel
4. Lock the float valve adjusting screw to avoid
water incoming during the operation of machine.
Make sure that during cleaning no ice will be
stored in any bin or cooling room in order to
avoid any kind of contamination by cleaning
solution.
5. Dump the contents from the drum basin by
withdrawing drain plug located at the bottom
refrigerant side of the evaporator. Once empty
place again plug in its seat.
Note: Plug may be covered by sealant. Remove
sealant to release plug.
6. Prepare a solution in a bucket by mixing 2 lt. (68
ounces) of Scotsman Ice Machine cleaner with 16
liter (444 oz.) of water.
WARNING: When using any chemical,
protection of hands (gloves). SCOTSMAN Ice
Machine Cleaner contains phosphoric and
Hydroxiacetic acid. These compound are
corrosive and may cause burns if swallowed.
DO NOT induce vomiting. Give large amount of
water or milk. Call Physician immediately. In
case external contact flush with water. KEEP
OUT OF THE REACH OF CHILDREN.
7. Slowly pour 90% of the solution in the
evaporator basin.
8. Connect the machine to the power and let the
unit in operation for about 10 minutes.
9. Disconnect again unit from power.
10. Repeat “5".
11. Close the water supply shut-off valve externally
connected onto the water inlet line.
12. Open a little bit the float valve holding arms
and remove it from the holder.
13. Remove screws and clip-ring securing float
valve bracket to the nozzle.
14. Withdraw bracket from float valve nozzle.
15. Place the float valve and its bracket in the
solution remained in the bucket and remove any
kind of scale or mineral deposit.
16. Carefully rinse bracket and float valve by fresh
water.
17. Prepare as per step “6" using a sanitizer rather
than a cleaner. Possible sanitizing solution may be
made by mixing 3 cl. (1 ounce) of liquid house hold
bleach with 8 liters (272 oz.) of warm potable
water.
NEVER MIX THE CLEANING WITH SANITIZING
SOLUTION.
18. Soak float valve and bracket in the sanitizing
solution for 1 minute then rinse all parts with fresh
water.
19. Install again first the plastic bracket then float
valve.
20. Open the water supply shut-off valve.
21. Leave water filling until the level inside the
basin reaches approx 8-9 cm (3-4").
22. Lock-in again float valve screw.
23. Connect the machine to the power and let the
unit in operation for about 5 minutes for rinsing the
water system.
CAUTION - DO NOT use ice produced from the
cleaning solution. Be sure none falls into
storage room.
24. Disconnect unit from power.
25. Repeat 6 then pour sanitizing solution in the
drum basin; sanitizing should last approx 5
minutes. At the end dump solution again as per
step “5". Seal plug with food grade silicon.
26. Unlock the float valve adjusting screw.
27. Replace again evaporator cover an top panel.
28. Reconnect unit to the power.
MAR1400 & MAR2000
December 2000
Page 31