Invacare 6LXO2 Service Manual page 25

PREVENTIVE MAINTENANCE
PROCEDURE 2 - PREVENTIVE MAINTENANCE (continued)
Removing the Piston - 3 Liter Compressor
(FIGURE 7)
1. Place the screw driver blade between the fan and
the eccentric bearing and remove the fan blade
from the side of the compressor being rebuilt by
gradually prying it off.
2. Locate and align the eccentric set screw with the
eccentric set screw access hole on the opposite
side of the compressor body.
3. Use the 1/8-inch Allen wrench to loosen the set
screw.
NOTE: DO NOT remove the eccentric set screw;
loosen it ONLY.
NOTE: One (1) Piston
Rebuild ONLY
SHOWN for Clarity
Head Assembly
Valve Plate
Eccentric Screw Access
Hole for this Piston
FIGURE 7 - REMOVING THE PISTON - 3 LITER COMPRESSOR
4. Situate compressor so the piston being rebuilt is
to your right and locate the connecting rod set
screw access hole located on the lower portion of
the compressor.
5. Use the 5/32-inch Allen wrench to remove the set
screw located at the base of the connecting rod.
NOTE: It may be necessary to pry the spread point
of the connecting rod to loosen it from the bear-
ing of the eccentric.
6. Carefully slide the eccentric out of the compres-
sor housing and set aside.
7. Remove the aluminum sleeve from the piston.
8. Tilt the piston slightly and with the other hand, slide
the lower portion of the piston around the cam-
shaft and out through the side of the compressor.
Mounting (Phillips Head)
Piston
Aluminum
Sleeve
Connecting Rod
Connecting Rod Screw Access
Hole for this Piston
25
Screws (12)
Head
Head Gasket
Valve Plate
Valve Plate Gasket
Eccentric Set
Screw
Fan Blade
w
Eccentric /Bearing
Teflon Ring
Connecting Rod Screw
NOTE: Eccentric Screw
Access Holes are opposite
side of Compressor Piston
Set Screw Access Holes.
PROCEDURE 2
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