Owner's manual

4. Inspect the pipe threads in the body and cap nuts. Make

certain they are clean and free of thread sealant.

5. Inspect all springs for signs of corrosion, pitting and

cracks. Replace as necessary.

6. Inspect all air line • ttings for corrosion and replace

as necessary. Make certain to remove all old thread

sealant before reuse.

7. Inspect the exhaust check valve making certain all

passages are clear and open.

ASSEMBLY

Prior to assembly, lubricate the piston, o-rings and body

bores with Dow-Corning 55-M pneumatic grease (Bendix

Piece No. 291126).

1. Install the inlet/exhaust valve in the body.

2. Install the inlet valve spring and valve stop (Bendix

SV-1

™

valve) or spring guide (Bendix

SV-3

™

SV-4

™

valve).

Note: Install the check valve in the small diameter end

of the inlet-exhaust valve return spring of the SV-4 valve

before installing in the body.

3. Install the o-ring on the supply cap nut then install and

tighten the cap nut. Torque to approximately 100 in-lbs.

4. Install the piston return spring in the body.

5. Install the small and large diameter o-rings on the

piston. Insert the piston into body. (Piston should now

rest on top of the spring.)

6. Install the control port cap nut o-ring on the cap nut

then install and tighten the cap nut in body. Torque to

approximately 275 in-lbs.

7. Install the exhaust check valve if the valve assembly

was so equipped.

8. Perform tests as outlined in the “Operating and Leakage

Tests” section.