
Section 5Electrical System
5-12
Freezers - Self-Contained - FS1, FS2
(Shown in cooling cycle)
For electrical sequence of operation, see page 5-3.
L2 (N)
L1
LIGHT/FAN SWITCHES
TWO ON FS2
TEMPERATURE
CONTROL
RELAY
OVERLOAD
START
CAPACITOR
SEE SERIAL PLATE
FOR VOLTAGE
DRAIN LINE HEATER
EVAPORATOR
FAN MOTORS
TWO ON FS1
THREE ON FS2
CABINET
LIGHT
COOLING
DEFROST
R
C
M
L
3
1
2
4
X
DEFROST HEATER
DEFROST END AND FAN
DELAY THERMOSTAT
1
2
3
COMPRESSOR
START
RELAY
TIMER
RELEASE
SOLENOID
SV1531
DOOR 2
DOOR 1
DOOR 2
NO
NC
NO
NC
DOOR HEATERS
TWO ON FS2
4
1
S
S
MAIN
ON/OFF
SWITCH
HIGH PRESSURE
CUT OUT
CONDENSER FAN
6
0
DOOR 1
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