© 2010 Viking Preferred Service
49
Relay Board
To access relay board:
1.
Remove main top/front and main top/rear
(see Main Top/Front and Main Top/Rear
Disassembly, page 48).
2.
Relay board is accessible.
3.
Label and disconnect wiring.
4.
Remove screws securing relay board.
5.
Repair or replace relay board as necessary.
6.
Reverse procedure to reinstall.
Main Control Board
To access main control board:
1.
Remove main top/front and main top/rear
(see Main Top/Front and Main Top/Rear
Disassembly, page 48).
2.
Main control board is accessible.
3.
Label and disconnect wiring.
4.
Remove screws securing main control board.
5.
Repair or replace main control board as
necessary.
6.
Reverse procedure to reinstall.
Note:
DDOE305T model shown.
Service Diagnostics and Procedures–Disassembly
WARNING
To avoid risk of electrical shock, personal injury, or death, disconnect electrical power to unit before servicing.
Wires removed during disassembly must be replaced on proper terminals to insure correct earth ground and
polarization. After servicing, reconnect electrical power.
Relay Board
Relay Board
Main Control Board
Screw
Screw
Screw
Screw