Wheel Motor Repair (Fig. 29)
12
11
10
13
14
16 15
17
4
7
19
6
5
20
19
4
21
3
1
9
2
Figure 29
IMPORTANT: Before DISASSEMBLING motor, plug
open ports and clean all dirt from outside of motor.
NOTE: The check balls may fall into body tapered holes
or into body valve ports during disassembly. Be sure that
the check balls are removed.
IMPORTANT: Before ASSEMBLING motor, lightly oil
all seals, rollers and threaded bolt ends.
Disassembly of Shaft Section of Motor
Disassembly of Cover Section of Motor
(See Disassembly of Shaft and Front Seal Assembly
under Main Shaft Seal and/or Shaft Replacement.)
1.
Remove key (Item 11) from shaft.
Assembly of Complete Motor
2.
Mount motor in a vice or other holding device with
shaft facing down.
1. Before assembly, all parts must be cleaned with a
suitable solvent and free of nicks and burrs.
3.
Remove the eight capscrews (Item 1).
2.
Mount body with pilot and bearing facing up in a vise
4.
Remove cover & bearing assembly (Item 2) and
or other holding mechanism.
square ring seal (Item 4).
3.
Insert shaft (Item 10) and install seals and thrust
5.
Remove IGR assembly (Item 5) starting with outer
bearings. (See Assembly of Shaft and Front Seal As
sembly under Main Shaft Seal and/or Shaft Replace
ment.)
locating ring, rollers, outer rolls, inner rotor and valve
plate (Item 7). If any of these components are damaged,
entire IGR assembly must be replaced.
4.
Mount body with pilot and bearing facing down in a
6.
Remove the two check balls (Item 6).
vise or other holding fixture.
5.
Put rotary valve (Item 7) on shaft spline with “T”
shaped slots on first.
Repairs
Page 4 - 24
Hydroject 3010
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