LG MH-1355M Service Manual page 29

I. REMOVING CIRCULATION MOTOR
(FIG. 22)
(1) Disconnect the wire leads from the circulation
motor terminal.
(2) Remove the screws securing the supporter
bracket, insulator-R and the chamber gross
assembly to the oven cavity.
(3) To remove the chamber gross assembly, lift the
chamber gross assembly up.
(4) Remove one hex nut securing the circulation
fan to shaft of the circulation motor.
(5) Remove three screws securing the motor
bracket to the chamber.
(6) Remove two hex nuts securing the circulation
motor to the motor bracket.
J. REMOVING CONVECTION HEATER AND
THERMISTOR (FIG. 22)
CONVECTION HEATER
(1) Follow section I, step 1-3.
(2) Remove three screws securing the chamber
wall to the chamber.
(3) Remove two screws securing the convection
heater to the chamber.
(4) Pull out the convection heater diagonally with it
pursed by both sides from the C-Heater hanger.
THERMISTOR
(1) Follow section I, step 1-3.
(2) Pull up the thermistor.
THERMISTOR
C-HEATER ASM
C-MOTOR
CHAMBER WALL
CHAMBER
Fig. 22
C-FAN
– 29 –
K. REMOVING PRIMARY INTERLOCK
SWITCH (FIG. 23)
(1) After removing the complete control pane
assembly, disconnect the wire leads from the
switches.
(2) Remove two screws holding the latch board-U
to the front plate flange.
(3) Remove the latch board-U from the flange by
moving it upward and push outward.
(4) Remove one screw securing primary switch to
the latch board-U.
(5) Remove the switch from the latch board-U.
L. REMOVING SECONDARY INTERLOCK
SWITCH, MONITOR SWITCH AND OVEN
LAMP SWITCH (FIG. 23)
(1) Disconnect the wire leads from the switches.
(2) Remove two screws holding the latch board-L
to the front plate flange.
(3) Remove the latch board-L from the flange by
moving it upward and push outward.
(4) Remove the individual switch from the latch
board-L by removing two screws.
Fig. 23
PRIMARY SWITCH
OVEN LAMP
SWITCH
MONITOR
SWITCH
SECONDARY
SWITCH