Oilless Reciprocating Air Compressor Pumps

WRIST PIN BEARING SEAL REPLACEMENT (REPLACE EVERY 10,000 HOURS) Replacing Oil Seal

Figure 16

1.Insert the plastic retention sleeve which protects the needle bearing from dropping out.

Figure 17

2.Remove the two oil seals by using a screwdriver.

Figure 18

3.Clean both surfaces where oil seals are removed.

Figure 19

4.Push the oil seal into the small bear- ing end horizontally.

Figure 21

7.Apply a small volume of adhesive at several points.

Pushing

Board

Figure 20

 

5. Press the oil seal with a C-clamp into

6. Repeat on opposite side.

the small bearing end.

 

Figure 22

8.Remove the retention sleeve inserted at the first step.

NOTE: You may use a “C” clamp or two large washers and bolt with nut through the bearing. Then apply pressure to install the seals. This makes it easy to replace the seals without removing the crankshaft.

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