Exploded View Of Control Valve; Removing Governor Feed Line Screen; Installing Detent Regulator And Valve - Pontiac Grand Prix Service Manual

TURBO HYDRA-MATIC-M-40
73-27
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9 A 10A
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MODELS PA,PC B PP
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21 22 23 24 25 26
2 7
28
29 30 31
1. Manual Valve
2. Roll Pin
3. Bore Plug
4. DetentValve
5. Detent Regulator Valve
6. Spacer
7. Detent Regulator Valve Sprin
8. 1-2 Shift Valve
9. 1-2 Detent Valve
9A. 1-2 Modulator Valve
(PA, PC and PR only)
10. 1-2 Regulator Valve Spring
10A. 1-2 Modulator Valve Spring 21.
(PA, PC and PR only)
22.
11. 1-2 Regulator Valve 23.
12. 1-2 Modulator Bushing 24.
13. Roll Pin 25.
14. Grooved Retaining Pin 26.
18 15. Bore Plug 27.
16. 1-2 Secondary Accumulator Spring 28.
17. 1-2 Accumulator Valve 29.
18. 1-2 Accumulator Valve Bushing 30.
19. 1-2 Primary Accumulator Valve 31.
20. 1-2 Primary Accumulator Spring
Fig.
7E-69 Exploded View of Control Valve
2-3 Shift Valve
3-2 Intermediate Spring
2-3 Modulator Valve
2-3 Shift ValQe Spring
2-3 Modulator Bushing
Retaining Pin
3-2 Valve
Bpacer
3-2 Valve Spring
Bore Plug
Retaining Pin
17. Install the 1-2 regulator valve train as follows:
spring and 1-2 modulator valve into the 1-2 modulator
bushing. Install parts into valve body bore.
a. (All models except PA, PC and PR) Install the 1-2
regulator valve, spring and detent valve into bushing, 18. Compress bushing against spring and install roll
aligning spring in bore of detent valve and install parts
pin.
into valve body bore.
19. Install the governor oil screen in the governor oil
b. (Models PA, PC and PR) Install the 1-2 modulator
feed hole (Fig. 7E-70).
NOTE: Screen is held in place by the governor feed pipe
when installed on the transmission case.
ATOR DETENT
Fig. 7E-70 Removing Governor Feed Line Screen Fig. 7E-71 Installing Detent Regulator and Valve