General installation and maintenance instructions
SCROLL ENCLOSURE AIR COMPRESSOR
Page 15 / 22
09/2007
Manual N° 5.18396. VERSION 0 - GB
11.4.
Grease compressor bearings
•
Remove the plastic dust cap from the air-end.
•
Move the compressor pulley until the grease fitting is visible through the dust cap hole.
•
Use a grease gun extension adapter to engage the grease fitting and supply the proper volume of grease as
indicated on the grease delivery chart. See Chart 18.
Model 1
st
time
2
nd
time
O.S. Bearing
7 times
6 times
Pin Crank Bearing O.S. Side
7 times
7 times
Chart 18 – Grease Delivery
11.5.
Grease pin crank bearing
•
Remove the fan duct (2) (Key #6).
•
Remove the nuts and bolts and then the fixed scroll from the air end.
•
Grease all three pin crank bearings as indicated on the grease delivery Chart 18 above.
Use only MIL'S genuine grease. (Part 412030). Pump grease gun before
feeding to eliminate air from grease passage of the needle adapter.
The grease fitting, located in the center of the pin crank bearing, feeds only
the orbit scroll side bearing. Use a needle adapter to supply grease to the
housing side bearing. Pump grease gun before feeding to eliminate air from
grease passage of the needle adapter. Hold grease gun for 5 - 10 seconds
after feeding to prevent grease blowback from the grease fitting.
11.6.
Replace tip seal
•
Remove intake hose.
•
Remove the discharge hose.
•
Remove nuts and bolts that secure fixed scroll.
•
Remove the fixed scroll housing.
•
Take out the old tip seal from the orbiting scroll housing and
fixed scroll housing, see Figure 6.
•
Remove the old dust seals from fixed scroll, see Figure 7.
•
Install the new tip seals and dust seals in the stationary and
orbiting scroll housings in the following manner:
Note: Tips seals for Fixed Scroll and Orbit Scroll have op-posing seal cut
angels (See NOTE and explanatory diagram below).
Note: In order to distinguish between the tip seal for Fixed Scroll and the tip
seal for Orbit Scroll place the tip seal as shown below then view from the
arrow direction and refer to the figure on the right.
Figure7