Amplifier-Remove And Replace; Programmer Wheel; Gear Inspection; Temperature Door Adjustment - Pontiac Grand Prix Service Manual

1B-8 1969
PONTIAC SERVICE MANUAL
PROGRAMMER ASSY. ARM
Fig. 18-10 Temperature Door Adjustment
screws and carefully lift away cover from programmer 7. Replace cover with five screws.
without bending fingers on finger block assembly.
PROGRAMMER WHEEL
AMPLIFIER-REMOVE AND REPLACE
2. Remove finger block screws and move out of way.
3. Unsolder nine leads (two orange, one light green,
one dark green, two brown, two gray and one red lead)
where leads attach to amplifier, Fig. 1B-12.
A heat sensor was not used on 1967 models, therefore,
it will have two less leads. Remove two circuit board
mounting s&ws. Gft board carefully straight up and
off finger block mounting post.
4. Install new board by reversing removal procedure
and secure with two mounting screws making certain
that ground lug is under the mounting screw nearest
wheel. Note that circuit board comes with a new finger
blodr and lead cable attached.
5. Solder previously disconnected leads. Use resin core
solder for all soldering operations.
ALL
-
REMOVE
1. Scribe a thin line (using a screwdriver, knife or other
sharp instrument) on the potentiometer clip in line
with edge of wheel rib so that clip can be replaced in
same position on wheel, Fig. 1B-13. There is a white
paint mark in this area.
2. Remove finger block assembly and move out of
way.
3. Remove retaining screw in hub of wheel and
remove potentiometer clip. Programmer wheel may
now be slipped off.
4. To replace reverse removal procedure.
GEAR INSPECTION
6. Install finger block and rubber cable clamp. Make
1. Remove programmer wheel as described above.
certain that cable clamp is properly seated in its
bracket.
2. Carefully remove wire clamps by placing a small