
Section 5Electrical System
5-10
Freezers - Self-Contained - F2 (50/60 Hz) and F3 (50 Hz)
(Shown in cooling cycle)
For electrical sequence of operation, see page 5-2.
SEE SERIAL PLATE
FOR VOLTAGE
L2 (N)
L1
LIGHT/FAN SWITCHES
TWO ON F2
THREE ON F3
TB30
TB30
TB30
TB31
TB31
TB31
TB31
(69)
NO
NC
TEMPERATURE CONTROL
*OVERLOAD
N
RUN CAPACITOR
RR
(76)
S
5
START CAPACITOR
(80)
TB30
TB31
(68)
(59)
(56)
(60)
(70)
DRAIN LINE HEATER
(73) (65)
TB36
(72)
TB32
(66)
(55) (54)
EVAPORATOR
FAN MOTORS
THREE ON F2
FOUR ON F3
CABINET
LIGHT
(71)
COOLING
DEFROST
3
1
2
4
X
TB33
TB35
DEFROST HEATER
DEFROST END AND FAN
DELAY THERMOSTAT
1
2
3
(78)
(44)
BLUE
RED
BLACK
(78)
(78) (77)
S
2
1
COMPRESSOR
START RELAY
(75) (79) (81)
(50)
TIMER
RELEASE
SOLENOID
SV1526
(49)
DOOR 2
DOOR 1
DOOR 3
DOOR 2
DOOR 1
DOOR 3
NO
NC
NO
NC
NO
NC
DOOR HEATERS
TWO ON F2
THREE ON F3
(57)
(62)
CONDENSER FANS
ONE ON F2
TWO ON F3
RUN CAPACITOR (F2 ONLY)
R
C
S
(74)
(61)
MAIN
ON/OFF
SWITCH
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