Service manual

SYMPTON POSSIBLE CAUSE SUGGESTED CORRECTION
Wet ice Ambient temperature too high Move unit to cooler location
Under or overcharge of refrigerant Recharge with correct quantity
High water level in the freezer Lower to approx. 20 mm below ice
spout
Faulty compressor Replace
Worn out of the auger Replace
Machine runs but makes no ice Water not entering in the freezer Air look in feed line to freezer. Vent it
Clogged feed line to freezer. Clean it
Drive motor or gear stripped Check repair or replace
Moisture in the system Purge, replace drier and re-charge
Water leaks Water seal leaking Replace water seal
Water feed line to freezer leaking Check and fasten hose clamp
Float valve not closing Check and adjust float valve setting
screw
Spout leaking Tighten screws holding the spout
Excessive noise or chattering Mineral or scale deposit on auger Remove and manually polish auger
and inner freezer walls and inner walls of freezer barrel using
emery paper
Low suction pressure Add refrigerant to rise suction
pressure
Water feed line to freezer clogged Vent and clean it
Low water level into freezer Adjust to approx. 20 mm below ice
spout
Worn freezer bearings Check and replace
Gear motor noise Worn rotor bearings Check and replace
Shortage or poor lubricant in gear Check for proper lubr. opening gear
case case. Top of gears must be covered
with lubr.
Gear case bearings and racers Check and replace worn parts
worn out
Shortage of water Strainer at water inlet fitting Remove strainer and clean
clogged
Float reservoir water nozzle Remove float valve and clean nozzle
clogged-up
SERVICE DIAGNOSIS
Page 40