Chevrolet 10 series 1973, Руководство по капитальному ремонту

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E N G IN E ELECTRICAL 6Y-5
1/32". This undercut must be the full width of
insulation and flat at the bottom; a triangular
groove will not be satisfactory. After undercutting,
the slots should be cleaned out carefully to remove
any dirt and copper dust.
3. Sand and the commutator lightly with No. 00
sandpaper to remove and slight burrs left from
undercutting.
4. Recheck armature on growler for short circuits.
Brush Holder Replacement
If brush holders are damaged, they can be replaced by
special service units which are attached with screws and
nuts.
Overrunning Clutch
The overrunning clutch (roll clutch design) used in the
various starting motors is (fig. 8S) designed to be
serviced as a complete unit.
ASSEMBLY
After all parts have been thoroughly tested and inspected
and worn or damaged parts replaced, the starter should
be reassembled.
1. Assemble brush rigging to field frame.
a. Assemble brushes to brush holders.
b. Assemble insulated and grounded brush holder
together with the "V" spring and position as
unit on the support pin. Push holders and spring
to bottom of support and rotate spring to
engage the "V" in slot in support.
c. Attach ground wire to grounded brush and field
lead wire to insulated brush.
d. Repeat for other set of brushes.
2. Assemble overrunning clutch assembly to armature
shaft.
a. Lubricate drive end of armature shaft with
silicone lubricant.
C LU TCH S P R IN G -
C O L L A R
—i /
PIN|O N A N D C O L L A R
A S S E M B L Y
S P R IN G
R O L L E R -
B U S H IN G S
SHELL A N D
SLEEVE A S S E M B L Y
l- L O C K W IR E
b. Slide clutch assembly onto armature shaft with
pinion outward.
c. Slide retainer onto shaft with cupped suraface
facing end of shaft (away from pinion).
d. Stand armature on end of wood surface with
commutator down. Position snap ring on upper
end of shaft yrA hold in place with block of
wood.
Tap wood block with hammer forcing snap ring
over end of shaft (fig. 9S). Slide snap ring down into
groove.
e. Assemble thrust collar on shaft with shoulder
next to snap ring.
f. Place armature flat on work bench, and position
retainer and thrust collar next to snap ring.
Then using two pair of pliers at the same time
(one pair on either side of shaft), grip retainer
and thrust collar and squeeze until snap ring is
forced into retainer (fig. 10S).
3. Lubricate the drive housing bushing with a silicone
lubricant. Make sure thrust collar is in place against
snap ring and retainer and slide armature and
clutch assembly into place in drive housing
engaging shift lever with clutch.
4. Position field frame over armature and apply
special sealing compound between frame and
solenoid case. Position frame against drive housing
using care to prevent damage to the brushes.
5. Lubricate the bushing in the commutator end
frame with a silicone lubricant. Place leather brake
Fig. 8S -R oll Type C lutch Cross-Section
Fig. 9 S -F o rcin g Snap Ring Over Shaft
SNAP
SNAP
GROOVE
CHASSIS OVERHAUL MANUAL