User's Manual

Repair

Disassembly

1. Relieve the pressure as described in your PD2K

operation manual.

2. Remove the valve from the manifold as described

in your color change kit manual. Inspect the

111450 manifold o-ring.

3. Hold the seat body (2) steady with a box wrench.

Use a wrench on the ﬂats of the piston body (5)

to unscrew it from the seat body.

4. Remove the spring (11).

NOTE: High pressure valves have two springs

(11 and 21).

5. Remove the two outer o-rings (16) and the inner

o-ring (20) from the piston body (5).

6. Using the 16N257 Tool (111, supplied with the

valve manifold kit), unscrew the valve seat (1)

from the seat body (2).

Figu

re 1 Remove Valve Seat

7. Unscrew the ball (3) from the shaft (4), using a

wrench on the ﬂats of the ball.

8. Slide the piston and shaft assembly (4) out of the

seat housing (2). Remove the piston o-ring (18).

9. Using the 16N257 Tool (111), unscrew the

backup seal and washer (9) from the seat body

(2).

10. Remove the o-ring (19) from the seat body (2).

11. Using a small screwdriver, push the seal and

retainer (7) out of the seat body (2) from the

opposite end. Remove the o-ring (14) from the

seat body (2).

12. Remove the o-rings (15) from the seat body (2).

NOTE: Circulating valves have three o-rings (15);

non-circulating valves have two.

332454B 3