Scotsman MCM1462R - Manual (Page 22)

SERVICE DIAGNOSIS: Water
SYMPTOM POSSIBLE CAUSE PROBABLE FIX
No ice is made Inlet water valve will not open or is
dirty Clean inlet screen, check coil,
replace valve if required
No water being pumped over
evaporators. Check pump motor, replace pump if
motor will not run.
No water in reservoir, check inlet
water valve, check reservoir for leak.
Water inlet valve leaks thru at high
rate Replace inlet water valve
Cubes are not uniform in shape Water distributors are dirty Clean water system
Long Freeze Cycle Inlet water valve leaks through Replace inlet water valve
See electrical/adjustment See electrical/adjustment
Makes thick ice/freezes up Water inlet valve restricted Clean or replace valve
Low water pressure Check water filter or supply
Sump covers out of position Re-position sump covers
Cubes too large Inlet water valve leaks through Replace inlet water valve
See electrical/adjustment See electrical/adjustment
Low Capacity Incoming water very warm Check water temperature to building
Lack of water See unit runs out of water
Unit runs out of water Reservoir leaks Repair leak
Inlet water valve restricted Clean or replace valve
Short harvest cycle Adjust timer
Water pressure too low Check supply
MCM1462R
April, 1993
Page 22