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REPAIR
Repairing the Pinion
L
WARNING
If
you havepurchasedparts separately, use the foollowing
To reduce the risk of serious bodily injury, including instructions, disassembling
on&
as far as needed for the
fluid injection, splashing fluid in the eyes or on the
parts being replaced.
skin, or injury from moving parts, always follow the
Pressure Relief Procedure Warning on page 17
NOTE: The old large bearing (19c) will be damaged
before repairing any part of the sprayer. Disconnect
when removed. Have an extra one on hand
if you
the spark plug cable.
need to remove it for any reason.
1.
If replacing the small bearing
(1
9b), press the old one
2. Remove the small ring (19d) from the hub and the
3. Push on the front of the shaft
(1
9a) to force the bear-
and
if You purchase the pinion parts
4. Using a hydraulic press, place pieces of steel bar
individually. If you do not have such a press, use
Repair Kit221-043, which includesthe shaftand
stock on the inner race
of the large bearing (1 9c) and
bearings pre-assembled and lubricated.
press the shaft through the hub and bearing. See Fig
out of the pinion housing (Ism).
large ring (19j) from the bearing recess.
NOTE: Refer to Fig 27-1 unless otherwise instructed.
NOTE: A hydraulic press is required for disassembly ing and hub assembly out
of the housing.
27-2.
4, below.
lfyouare using the RepairKit, 221-043, follow Steps 1 to
1. Remove the small ring (1 9d) from the hub and the
large ring (19j) from the bearing recess.
2. Push on the front of the shaft (19a) to force the bear-
ing and hub assembly out of the housing.
3. Press the small bearing
(1
9b) out of the pinion hous-
the kit and press it into the housing. See DETAIL
A in
ing
(1
9m). Remove the new bearing from the shaft of
Fig 27-1.
4. Skip ahead to Reassembly, Step 7, or continue at
the next section.
5. Apply lubricant to the parts as shown in Fig 27-1.
6. Press fit the following parts:
Small bearing (19b) into rear
of housing
(19m). See DETAIL A in Fig 27-1.
0
Large bearing (19c) to shoulder
of shaft (19a).
Hub (19e) onto the shaft (19b)
all the way
to the large bearing (19c).
Bearing/hub assembly (19c,19e) to the
shoulder of the housing (19m).
7. Install the rings (19j and 19e),
8. Skip ahead to Reassembly, Step
7,
or continue at
the next section.
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