Chevrolet 70 1969 Series, Shop Manual

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STEERING 9-19
Stu b S h a ft
F ig u re 1 9 — In s ta llin g C o n tro l V a lv e
Adjuster Plug
\ 1 Seal Protector
Stub Shaft
Top Cover
F ig u re 2 0 — In s ta llin g A d ju ste r P lu g
F ig u re 21 — A d ju s t in g T hrust B e a r in g P re -L o a d
F ig u re 2 2 — In s ta llin g o r R e m o v in g A d ju s te r P lu g N u t Lock
F ig u re 2 3 — A d j u s t in g P it m a n S h a f t P re -Lo a d
draulic steering gear com ponents is cleanliness. All parts
m ust be kept clean. Any bits of abrasive m aterial which
m ay get inside of the housing during assem bly will quick­
ly dam age the gear m echanism . Grease and oil used at as­
sembly m ust be free from dirt or foreign m atter. W hen
handling parts, m ake sure that hands are clean and that
clean cloths are used. Prelubricate all bearings, seals, and
moving parts at assem bly with proper lubricant. See L U ­
B R IC A T IO N (SE C . 0) of this m anual.
ASSEMBLING TOP COVER
Key num bers in text refer to figure 2.
1. Position seal back-up washer (36) in top cover over
worm bearing.
2. Lubricate w orm seal (37) and with tool (J-8 107-3)
press in to seat against the back-up washer (36). Seal
should be positioned so that the seal lip faces away
from the back-up washer (fig. 18).
CHEVROLET SERIES 70-80 H EAVY DUTY TRUCK SH O P M A N U A L