Specifications; General Specifications; Fastener Tightening Specifications - GMC T Series 1994 Repair Manual

2. Rotor pulley to the front housing hub and align.
• Place J 38467 into the bearing cavity with the
outer edge on the rotor bearing outer race (figure
9).
• Place J 29886 into the ring.
• Use a hammer to tap the end of J 29886 to
guide the rotor until it bottoms out against the
compressor front housing hub. Listen for a dis­
tinct change of sound during the tapping pro­
cess.
3. External front housing snap ring with J 6435.
4. Front plate assembly.
• Align the front plate keyway to the compressor
shaft key.
5. J 29640 to the compressor shaft.
• Tap the front plate to the shaft until the plate
bottoms to the clutch shims.
Type: Sanden SD-7H15................................................................................................................................... 7 Cylinder Axial
Rotation.......................................................................................................................................................................... Clockwise
O il........................................................................................................................................................................... Sanden SP-20
Capacity..................................................................................................................................................................270 cc (9 oz.)
Clutch Hub Air Gap..................................................................................................... 0.49 to 0.79 mm (0.016 to 0.031 in.)
FASTENER TIG H TEN IN G SPECIFICATIONS
Oil Filler Plug................................................................................................................................................. 8 N-m (71 lbs. in.)
Shaft Nut.....................................................................................................................................................14 N-m (124 lbs. in.)

SPECIFICATIONS

GENERAL SPECIFICATIONS

NOTICE: Refer to "Notice" on page 1D4-1.
6. Shaft hex nut.
• Hold the plate with J 37872 (figure 3).
Tighten
£
• Nut to 14 N-m (124 lbs. in.).
• Check the air gap with a feeler gauge. It should
be 0.49 to 0.79 mm (0.016 to 0.031 inch). If the
gap is not consistent all around, pry up slightly
at points of minimum variation. Lightly tap down
at points of maximum variation. The gap is
determined by the shims. If necessary, add to
or remover shims from the shim stack.
T3036