HEC-Series Service Manual
ELECTRICAL CONTROLS & THEIR FUNCTIONS
10/21/01
6-4
FU100 and FU200, 2.5 Amp Fuses.
Overload and short circuit protection for crankcase heater and
the control circuit.
PB1, Start Push Button.
For starting the machine in the ice making mode. (Momentary contact).
Will also bypass the built in 120 minute start-up mode. Will also terminate a harvest mode.
PB2, Manual Harvest Push Button.
Initiates a thaw period immediately when manually depressed.
(Momentary contact)
PBL1, Clean/Off Lighted Push Button.
“Clean” illuminated in the “On” position (button in). Not
illuminated in the “Off” position (button out) for ice making.
PBL2, Ice/Off Lighted Push Switch.
“Ice” illuminated in the “On” position (button in) for ice
making. Not illuminated in the “Off” position (button out).
*1 LT, Crushed Light.
“Cru” illuminated when set to produce crushed ice.
*2 LT, Cylinder Light.
“Cyl” illuminated when set to produce cylinder ice.
Both 1 LT and 2 LT
are illuminated when selector switch set in “Auto” position.
3 LT, Cutter Overload.
Illuminated when cutter overload switch (S1) has tripped.
4 LT, Pump Overload.
Illuminated when pump overload switch (S2) has tripped.
*SS, Selector Switch.
For the purpose of selecting the type of ice to be made, either crushed (Cru)
or cylinder (Cyl). Note: Use “Auto” position only when using divided bin.
S1, Cutter Overload Switch.
Stops machine operation in the event of a mechanical or electrical
malfunction of the cutter motor, resulting in excessive motor amperes.
S2, Pump Overload Switch.
Stops machine operation in the event of a mechanical or electrical
malfunction of the pump motor, resulting in excessive motor amperes.
If machine is turned off by either S1 or S2, the machine stops immediately and advances to the start-
up mode when the switch is put back in the “On” position. The machine will automatically restart
after two hours in the start-up mode if the switch has been reset. The machine can be restarted also
by resetting the overload switch and pushing the “Start” button. It will restart in a freeze cycle.
*Note: Components used in dual ice type machines only.
Summary of Contents for HEC-10
Page 1: ...HEC SERVICE MANUAL ...
Page 95: ...HEC Series Service Manual SERVICE OPERATIONS 10 21 01 9 13 FIGURE 9 9 Cutter Water Tank Parts ...
Page 96: ...HEC Series Service Manual SERVICE OPERATIONS 10 21 01 9 14 FIGURE 9 10 Cutter Drive Parts ...
Page 97: ...HEC Series Service Manual SERVICE OPERATIONS 10 21 01 9 15 FIGURE 9 11 Cutter Parts ...
Page 106: ...HEC Series Service Manual MODEL NUMBER STRUCTURE 10 21 01 10 1 10 Model Number Structure ...
