Servicing Inlet Nut And Outlet Valve; Inlet Valve - AIRLESSCO SL1100 Operation And Repair Manual

Maintenance

Servicing Inlet Nut and Outlet Valve

Inlet Valve

1. Using the rod collar tool (865008), unscrew the suc-
tion nut (6), containing suction seat support (5), off
of the fluid body.
2. Remove suction seat (3), O-ring (2), suction ball (1)
and suction ball guide (8) with O-ring (2).
3. Clean all parts and inspect them for wear or dam-
age, replacing parts as needed. Old O-rings (2)
should be replaced with new ones.
NOTE: Suction seat (867574) is reversible.
Piston Outlet Valve
1. Place piston holder in a vise. Slide piston into the
holder and lock in place with a 1/4" dowel.
2. Use a 3/8" allen wrench to unscrew the outlet seat
support (12) from the piston.
3. Remove the outlet seat (11), O-ring (2), outlet ball
(9), and ball guide (8).
4. Inspect outlet ball (9) and seat for wear. Replace as
required.
NOTE: Outlet seat (867575) is reversible.
5. While piston is still locked in the holder, install parts
back into the piston in the following order:
• Ball guide (8)
• Ball (1)
• O-ring (2)
• Outlet Seat (11)
Before reinstalling the outlet seat support (12) apply two
drops of Loctite No. 242 (blue) on the threads and
torque to 20 ft-lbs.
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