Pontiac FIREBIRD 1972 Service Manual page 323

REAR SUSPENSION 4-37
4. Rotate piston in first stage housing to align elongated
hole in diaphragm with vent port in housing.
5. Install second stage housing by sliding straight onto
second stage piston.
6. Install three compressor retaining (short) bolts from
the first stage housing side, through the second stage
housing hex shaped, recessed holes. The first and
second stage housings will align one way only. Posi-
tion three small nuts in hex recesses and tighten bolts
to 28 lb. in. torque.
7. Install new "0" ring on second stage housing. Install
reservoir on second stage housing with three large
nuts. Tighten to 28 lb. in. Install the two reservoir
retaining (long) bolts, from reservoir side, that do not
I
go through cover. Tighten to 28 lb. in. torque.
APPLICATION
8. Install new gasket and cover and secure with retain-
ing screw. Tighten screw to 35 lb. in. Install third
reservoir retaining (long) bolt. Tighten to 28 lb. in.
9. Install new "0" ring on pressure regulator and secure
with two retaining screws with high pressure fitting
toward reservoir. Tighten to 35 lb, in, torque.
10. Install two adapters and flexible mounts on the two
reservoir (long) bolts that do not go through cover.
Tighten to 28 Ib. in. torque.
11. Compressor should be output tested before installa-
tion on car (see COMPRESSOR OUTPUT TEST
ON CAR).
12. If compressor passes output test, install Compressor,
Reservoir and Regulator Valve Assembly on car.
TORQUE SPECIFICATIONS
Torque in Ib. ft. unless otherwise specified
TORQUE
COIL SPRING ONLY:
Bolt, Upper or Lower Control Arm
A & G Series
..........................................................
1 10
B Series except rear upper
....................................
140
B Series rear upper
................................................
1 10
Nut, Upper or Lower Control Arm
A & G Series
...........................................................
80
B Series except rear upper
....................................
110
B Series rear upper
..................................................
80
Nut, Shock Absorber to Lower Mount
......................
65
Nut, Shock Absorber Upper Mount
..........................
15
Nut, Stabilizer Shaft to Lower Control Arm
............
50
LEAF SPRING ONLY:
Nut or Bolt, Shock Absorber to Lower Mount
B Series
....................................................................
65
F Series
...................................................................
10
X Series
....................................................................
55
Nut or Screw, Shock Absorber Upper Mount
..........
15
Nut, Spring and Shock Absorber Anchor Plate
Attaching
............................................................
40
APPLICATION TORQUE
Nut, Spring Front Eye Bolt
........................................
75
Screw, Spring Front Bracket to Floor Pan
...........................................................
F & X Series 25
Nut, Spring Rear Shackle Pin
B Series
....................................................................
95
............................................................
F
&
X Series 50
Nut, Support (Strut) to Stabilizer Shaft
............................................................
F
&
X Series 20
Nut, Support (Strut) to Side Rail Bracket (Pivot)
....................................................................
F Series 30
X Series
................................................................
60
Nut, Spring Center Locating Bolt
..............................
23
AUTOMATIC LEVEL CONTROL ONLY:
Nut, Air Line Fitting
....................................
70 (lb. in.)
Nut, Height Control Valve Mounting
..........
75 (lb. in.)
Screw, Compressor Bracket to Radiator
Support
...
:
................................................................
20
Nut, Upper & Lower Link
............................
75 (lb. in.)
Nut, Compressor Mounting Stud to
Compressor Bracket
..................................
20 (lb. in.)