KM-650MAH-E Service manual - Hoshizaki

7) Normal Harvest Cycle – same as the initial harvest cycle – See "IV.A.4) Initial Harvest
Cycle."
8) Shutdown
a) Thermostatic Bin Control:
KM-320MAH-E and KM-650MAH-E Auxiliary Code U-0 and Earlier
KM-515MAH-E Auxiliary Code U-1 and Earlier
When the icemaker is running hold ice in contact with the thermostatic bulb,
TBC switch opens within 10 seconds, shutting down the icemaker. TBC is
factory set, and generally no adjustment is required. However, adjustment
may be needed in some conditions, particularly at higher altitude locations.
NOTICE! Do not adjust S4 dip switch 7 out of the factory default position
on this model. This dip switch must be left in the factory default position
or this icemaker will not operate correctly. Diagnosis: See "IV.C.1.
Thermostatic Bin Control Check: Auxiliary Code U-0 and Earlier."
b) Mechanical Bin Control:
KM-320MAH-E and KM-650MAH-E Auxiliary Code U-1 and Later
KM-515MAH-E Auxiliary Code U-2 and Later
See "IV.C.2.a) Mechanical Bin Control Check."
Legend: CB–control board; Comp–compressor; FM–fan motor; F/S–float switch;
HGV–hot gas valve; LLV–liquid line valve (KM-515MAH-E); MBC–mechanical
bin control; PM–pump motor; TBC–thermostatic bin control; TXV–thermostatic
expansion valve; WV–inlet water valve
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