Invacare 3LX, Service Manual

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PROCEDURE 2 - PREVENTIVE MAINTENANCE (continued)
PROCEDURE 2 PREVENTIVE MAINTENANCE
Removing the Piston Head and Teflon Ring
(FIGURE 11)
NOTE: An Allen wrench may be inserted into the
connecting screw to keep to keep it from mov-
ing.
1. Remove the aluminum sleeve from the piston to
be rebuilt.
2. Remove the four (4) phillips screws on the top
of the piston and remove the piston head and
Teflon ring.
3. Discard the old teflon ring.
4. Remove any debris from top of piston.
5. Repeat STEPS 1-4 for other piston.
Head
Head Gasket
Valve Plate
Valve Plate
Gasket
Mounting Screws
(4 per Head)
Phillips Head
Screws
(4 per Piston
Head)
Aluminum Sleeve
Connecting Rod
Screw Access Hole
for this Piston
Teflon Ring
Valve Plate
Eccentric Screw
Access Hole for
this Piston
Head Assembly
Piston
Eccentric Screw Access
Holes are opposite side of
Compressor Piston Set
Screw Access Holes.
One (1) Piston
Rebuild ONLY
SHOWN for Clarity
FIGURE 11 - REMOVING THE PISTON HEAD AND TEFLON RING
Piston
Head