Invacare Perfecto2 V IRC5PO2V Service Manual page 39

Connecting Rod/Eccentric Assembly
NOTE: For this procedure, refer to FIGURE 7.4 on page 36.
1. With gloved‐hand or clean cloth, pre‐form piston cup if necessary.
2. Gently slide cylinder up and over cup to fully form it.
NOTE: The compressor eccentric uses a precision sealed bearing.
DO NOT lubricate or use oil on any moving parts.
DO NOT crimp the piston cup when you replace the sleeve. If the cup is crimped, it MUST
be replaced.
3. With bearing side of connecting rod/eccentric assembly facing the center (motor) of
the compressor, slide the assembly onto the shaft bringing it flush to the motor
bearing.
NOTE: Make sure the eccentric set screw is positioned over the flat of the shaft.
4. Using the access hole, tighten set screw to 40 inch‐lbs (Detail "A" of FIGURE 7.4).
5. Hold the cylinder down to the housing with one hand and slowly rotate the eccentric
with the other hand to ensure all the components are aligned properly.
Fan
NOTE: For this procedure, refer to FIGURE 7.4 on page 36.
1. Reinstall the fan onto the shaft in original orientation. Secure into position using a
rubber mallet.
Valve Plate
NOTE: For this procedure, refer to FIGURE 7.3 on page 35.
1. With the sleeve located and firmly seated on the housing, replace the valve plate in the
same orientation as it was.
2. Repeat STEP 1 for opposite valve plate.
Make sure that the valve plate o‐ring is not twisted when seated onto the bottom of the
compressor valve plate.
Compressor Head
NOTE: For this procedure, refer to FIGURE 7.3 on page 35.
1. Place the compressor head and head seal o‐ring on top of the valve plates.
2. Tighten the head screws in a criss‐cross pattern to 40 inch‐lbs.
Part No 1164934
CAUTION
CAUTION
39
SECTION 7—COMPRESSOR
Perfecto
™
V
2