Pinion Housing - Graco GM 5000 Instructions And Parts List

Pinion, Clutch, Clamp, Field, & Engine
housing or from the clutch, if no pinion sewice is to6 of DRIVE HOUSING, on page 31, and then continue
Disassembling these parts can start from the pinion Hstartlng from the pinion houslng, first follow Steps 1
needed. with the procedure below.
H
starting
from the clutch, see page 34.
Pinion Housing
Removing the Pinion Housing
WARNING
To reduce the risk of serious bodily injury, always fol-
low the Pressure Relief Procedure Warning on
page 4 before repairing the sprayer.
NOTE Refer to Fig. 35 for Steps 1 to 3.
1. Remove the two bottom screws (67) first, and then
2.
Pull the pinion housing (138p) away from the clutch
3.
Pull out the armature (55a).
remove the top three screws (67).
housing (61). The armature (Sa) will come with it.
CAUTION
TlON on page 31 for more information.
Do
not lose the thrust ball (138k). Refer to the CAU-
NOTE To disassemble the pinion, continue with Re-
pairing the Pinion, below. T o disassemble more of the
sprayer, go to page 34. To reassemble the sprayer from
this point, skip ahead to Reassembly, page 39, Step
8.
Repairing
the
Pinion
NOTE: A hydraulic press is required for disassembly
and reassembly if you purchase the pinion parts individ-
ually. I f youdo'not have such a press, use Repair
Kit
No.
221
-032, which includes the shaft and bearings pre-
assembled and lubricated.
NOTE Refer to Fig. 36 except where noted.
If usina Reoair Kit 221 -032, follow Steps 1 to 5, below.
1. Remove the small ring (138e) from the hub (138)
and the large ring (138m) from the bearing recess
of
the pinion housing (138~).
2.
Push on the front of the shaft (1 38b) to force the
bearing and hub assembly
out
of the housing
(138P).
3. Install the new shafi assembly (138a), pushing
it
to the shoulder of the pinion housing (138~).
4.
Install the rings (138e and 138m).
5. Skip ahead to Reassembly, page 39, Step 7, or
continue on page 34.
' 1 3 8 k
Fig. 35
aw
32
308-105