Hydraulic Clutch Bleeding - GMC G Service Manual

131
128. Pedal Rod
129. Bushing
130. Wave Washer
131. Washer
132. Cotter Pin
164. Retaining Spring
166. Pull Back Spring
167. Cotter Pin
168. Washer
169. Wave Washer
170. Adjusting Rod
171. Boot (Two Piece)
172. Screw
Figure 8 — Clutch Linkage — G-Models
H Remove or Disconnect (Figure 9)
1. Negative battery cable.
2. Springs and the adjusting rod (170) (figures 7 and 8).
3. Pedal rod (128) or the lower pedal rod (163) (figures 7
and 8).
4. Screws (185) and spring washers (189).
5. Nuts (190) (P-models only).
6. Bracket (186) and cross lever (191).
7. Ball stud (181), nut (188), and star washer (187) from
the bracket (186).
8. Engine side ball stud (181) if it is worn or damaged.
ISifl Clean
• All metal parts with solvent. Wipe dry.
• All nylon and plastic parts with a clean, dry rag.
I P ! inspect
• All metal parts for wear, damage and bending.
• All nylon and plastic parts for wear and cracks.
M install or Connect (Figure 9)
1. Engine side ball stud (181) if needed.
2. New star washer (187), nut (188), and ball stud (181)
onto the bracket (186).
3. Cross lever (191) and bracket (186).
4. New spring washers (189) and screws (185).
5. Nuts (190) (P-models only).
6. Pedal rod (128) or lower pedal rod (163) (figures 7
and 8).
7. Adjusting rod (170) and springs (figures 7 and 8).
• Adjust the clutch linkage. Refer to "Clutch Pedal Free
Travel Adjustment" in this section.
• Lubricate the clutch linkage. Refer to MAINTE­
NANCE AND LUBRICATION (SEC. 0B).

HYDRAULIC CLUTCH BLEEDING

R/V MODELS
Bleed (Figures 3 and 5)
1. Fill the reservoir (140) with new DOT 3 brake fluid to
the level of the diaphragm.
NOTICE: Never, under any circumstances, use
fluid which has been bled from a system to fill
the reservoir, as it may be aerated, have too
much moisture content and possibly be
contaminated.
2. Remove the secondary (slave) cylinder (153) and tip
B-08839
it so the bleeder screw (152) is up.
3. Hold the clutch pedal down, open the bleeder screw
(152) to let air and fluid escape, and close the bleeder
screw (152). Let the clutch pedal up.
CLUTCH 7C-11
CROSS LEVER