819091D
13
5
THEORY OF OPERATION
5.1 TERMS
CABINET WRAP
P
ER
Pre-painted steel.
LINER
A one piece vacuum formed ABS liner with a plug-in divider.
DIVIDER PARTITION
Injected moulding of HIPS, with two outer injected moulded housings, and an insulated ducted moulded
polystyrene inner core.
FAN MOTORS
DC 12 volt brushless variable speed fan motors for air circulation in both 1 x FC and 1 x PC compartments.
EVAPORATOR
Aluminium Fin on Tube type mounted vertically on the back wall of the FC.
SUCTION & CAPILLARY LINE
Foamed into the back of the cabinet with all joints of the evaporator having been brazed in the FC.
POWER / CONTROL MODULE
Contains the microprocessor that controls all functions of the refrigerator and gathers data from the sensors.
This module also contains support circuitry to switch the various outputs.
DISPLAY MODULE
Using signals from the Power Module, this module generates the LED display. The lamp is also switched
from this module.
REED SENSORS
A reed switch encapsulated within a plastic housing, mounted on the cross and base rails behind a plastic
cover. A magnet housed just under the lower end cap of each door activates this reed switch when the door
is closed.
COMPARTMENTS
In this manual we refer to the refrigerator compartments as follows:
PC = Provision or fresh food compartment.
FC = Freezer compartment.
LOW AMBIENT HEATER
Blanket wire type used in divider.
