REMOVAL AND REPLACEMENT OF PARTS
Page 30
Service Manual TDR8 P Gas form 9124023 rev. 01/2022
1. Remove the right side panel, the operating
panel and the CPU board according prior
procedures.
2. Remove the keypad and degrease the
surface of the glass.
3. Glue the new keypad on its place with the
red connectors on the bottom side.
4. Reverse the procedure to install.
Note 1:
For connection flatcable of the key
pads see CPU board on page 28.
Note 2:
When the keypad is on the panel on
customer side you need a long extended
flatcable for connection to the CPU board.
KEYPAD
REPLACING OF BROKEN BUZZER
1. Remove the right side panel according
prior procedure.
2. Remove the operating panel according
prior procedure.
3. Stick connector of new buzzer in plug next
to the existing broken buzzer (see white
arrow).
4. Reverse the procedure to install.
Note:
buzzer can dangle loosely without any
problem.
