Manitowoc Ice FLAKE/CHIPLET QF0400 - Manual (Page 76)

Electrical System Section 6
6-14 Part No. 80-1214-3
Automatic Shut-Off
3B. DRAIN EVAPORATOR
To allow water to drain from the
evaporator, the dump valve energizes
for 45 seconds, then de-energizes.
SV3127
RELAY
K1
GROUND
L1
L2 (N)
(21)
(65)
CONTACTOR
COIL
(90)
HIGH
PRESSURE
CUT-OUT (95)
RELAY
K2
RELAY
K3
RELAY K4
(25)
10 AMP
FUSE
(46)
GEARMOTOR
(22)
(43)
(56)
WATER FLOAT
VALVE COIL
(52)
(22)
(55)
(51)
DUMP VALVE COIL
FAN MOTOR
(AIR-COOLED ONLY)
(41)
CONTACTOR
CONTACTS
L1 T1
C4
POTENTIAL
RELAY
RUN
CAPACITOR
C4
POTENTIAL
RELAY
CONTACTOR
COIL
C4
POTENTIAL
RELAY
C4
POTENTIAL
RELAY
(21)
RUN CAPACITOR
FAN CYCLE
CONTROL
OVERLOAD
COMPRESSOR
(49)
RUN
CAPACITOR
START
CAPACITOR
(31) (62)
C5 C2
C1
C
R
S
(61)
(45)
3B. Drain Evaporator (45 Seconds)
Toggle Switch ICE
Bin Level Probe Closed (Ice Contacting Probe)
Control Board Relays
#1 Contactor Coil Open / OFF
Compressor OFF
Condenser Fan Motor OFF
#2 Dump Valve OFF
#3 Gear Motor ON
#4 Water Float Valve Solenoid Coil OFF
Revised 8/2003