19-29
19.5 Control Section
19
Removal
1. Remove the control section control circuit board
bracket
2. Disconnect the three flat cable connectors from
the CTL23 circuit board.
3. Remove the five screws and then the CTL23
circuit board bracket.
4. Disconnect all connectors from the PDA23 circuit
board.
5. Remove the fourteen screws and stud and then
the circuit board.
Installation
Installation is essentially in the reverse order of
removal.
Removal
1. Remove the control circuit board bracket
.
2. Disconnect the three flat cable connectors from
the CTL23 circuit board.
3. Remove the five screws and then the CTL23
circuit board bracket.
19.5.4
PDA23 Circuit Board Replacement
LII875
Connectors (3)
Screws (5)
Bracket
LII876
Connectors (18)
Screws (14)
Stub
PDA23 Circuit Board
19.5.5
PDB23 Circuit Board Replacement
LII875
Connectors (3)
Screws (5)
Bracket