Service Manual

29
BDP-10A/16A/21L
REMOVAL, INSPECTION AND ASSEM-
BLY OF BLOCKSPRING, THRUST
WASHER, AND THRUST BEARING,
BDP-10A/16A
Refer to Figure 27.
Disassembly BDP-10A/16A
1. Remove the block spring (29/20).
2. Remove the thrust washer (30/19).
3. Remove the thrust bearing and race (34/17).
Inspection BDP-10A/16A
1. Inspect and replace the block spring (29/20)
and thrust washer (30/19) if they are distorted
or broken.
2. Inspect the running surface of the bearing
race for damage, nicks or unusual wear patterns.
The running surface may show evidence of mi-
nor abrasion . This will be normal wear. Inspect
the bearings for free movement. Inspect the
bearing cage for distortion or damage. Replace
if necessary.
Assembly BDP-10A/16A
1. Install thrust bearing and race assembly
(34/17).
Figure 27. BDP-10A/16A
29/20
34/17
30/19
NOTE: The difference in race thickness:
The thin race seats into the swashplate
(32/31). The thicker race will be installed
toward the piston noses.
REMOVAL, INSPECTION AND AS-
SEMBLY OF THRUST BEARING,
BDP-21L
Refer to Figure 28.
Disassembly BDP-21L
1. Remove the thrust bearing and race (17).
Inspection BDP-21L
1. Inspect the running surface of the bearing
race for damage (17), nicks or unusual wear pat-
terns. The running surface may show evidence
of minor abrasion . This will be normal wear.
Inspect the bearings for free movement. Inspect
the bearing cage for distortion or damage. Re-
place if necessary.
Assembly BDP-21L
1. Install bearing and race assembly (17).
NOTE: The difference in race thickness:
The thin race seats into the swashplate.
The thicker race will be installed toward
the piston noses.
Figure 28. BDP-21L
17
2. Install thrust washer (30/19).
3. Install block spring (29/20).