LG LSRG309ST Service Manual page 17

REMO VING THE SP
REMO VING THE SP
AND PO
AND PO
WARNING
• DISCONNECT power supply cord
from the outlet before servicing.
• Replace all panels and parts before
operating.
• RECONNECT all grounding devices.
- Failure to do so can result in severe personal
injury, death or electrical shock.
CAUTION
• Be careful when you work on the
gas range handling the sheet metal
part.
- Sharp edge may be present and you can cut
yourself.
1. Turn off the electrical supply and gas supply
going to the range.
2. Pull the range away from the wall so that you can
access the rear panel.
3. Remove wire cover & control cover (See step
3~4 on page 3-2)
COMPONENT ACCESS
ARK MODULE (IG TRANS)
ARK MODULE (IG TRANS)
WER CONTR
WER CONTR
OL BO ARD (PCB)
OL BO ARD (PCB)
4. There are 3 PCB's (power control board). When
you check PCB, check the proper pcb in default
mode and check main pcb.
NOTE: Refer to the page 6-1~6-2 for
composition of control board
Power Supply PCB
5. 5 connectors of the electrode and a
connector of the harness.
a) Disconnect 6 connectors.
b) Remove the 2 screws.
c) Remove the 2 tabs by using long nose pliers.
3-3
Main PCB Relay PCB