Panasonic EY7880 Service Manual page 10

4.2. How to Reassemble the Main Unit.
Ref. No. 2A Procedure 2A Assembly of gear case assembly.
1. Set the jig (bearing cap) into the clutch case and hold it with a vise in
order to take out the bearing.
2. Assemble the bearing with the spindle assembly.
3. Set the snap ring.
NOTE:
It has own direction for reassembly. Place the rounded face of snap
ring to the clutch case side.
4. Fit O-ring onto the bearing.
5. Place the thrust plate on the end of intermediate shaft assembly.
6. Insert the reciprocation bearing shaft into the hole of universal cou-
pling. Make sure two thrust plates should be set both side of reciproca-
tion bearing shaft one of each.
7. Assemble the intermediate shaft assembly into the gear case from the
motor side first.
NOTE:
Apply grease especially for the connection area between reciproca-
tion bearing and universal coupling. In addition, hammer O-ring,
inside of piston and cylinder for output shaft block also need to
apply.
Air compressed by the piston drives hammer. Take care to protect
the piston and hammer from contamination by dust.
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