Manitowoc Q130 series, Technician'S Handbook

Page: 81 / 236

Part Number 8001119 10/19 81
ENERGIZED PARTS CHART
Q130/Q170/Q210/Q270/QM45
Self-Contained Ice Machines
* Condenser Fan Motor: The fan motor is wired through a fan cycle
pressure control; therefore, it may cycle on and off.
Length of
T
ime
15 seconds
5 seconds
30 seconds
Until 7 sec.
W
ater
contact
w/ice
thickness
probe
Relay
3B
Compressor Fan Motor*
of
f
on on on
3A
Compressor
of
f
on on on
Control Board Relays
3
Relay Coil
of
f
on on on
2
Hot
Gas
V
alve
on on of
f
of
f
1
W
ater Pump
of
f
of
f
of
f
on
ICE MAKING
SEQUENCE OF
OPERA
TION
Initial Start-up
1. W
ater purge
2. Refrigeration
System Start-up
Freeze Sequence
3. Pre chill
4. Freeze