Orien FS-65IM User Manual page 22

2. Take out the row of flake covers by snapping one end up and pulling forward.
3. Remove the slideway from the water sump.
4. Find the sprinkler arm and raise it. Disconnect it from the water tube which is
connected at the back of the sprinkler arm.
5. A de-scaling solution can be prepared in a plastic basin with Nu-Calgon Nickel-Safe
Ice Machine Cleaner. Mix 4 ounces of the ice machine cleaner per gallon of warm
water.
Remove the sprinkler arm from the interior. Thoroughly clean the sprinkler arm by
soaking it in the basin filled with the de-scaling solution until it is free of any deposit;
use a soft brush to remove any thick or stubborn residue and to help the dissolving
action. Rinse under a stream of tap water.
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