Graco 311595C Instructions - Parts Manual page 8

15J498 Conversion Kit
15J498 Conversion Kit
15J498 Kit converts a 208997 spring-operated
back pressure regulator to a pneumatic-operated
regulator.
1. Relieve all system fluid pressure.
2. Remove the screws and cap from the existing back
pressure regulator (see manual 307107).
3. Remove the spring, diaphragm, seat, and related
parts from the regulator housing (K).
4. Clean the regulator housing (K).
5. See F . 5. Install the gasket (102) and torque the
IG
seat (103) to 15-20 ft-lb (21-27 N•m).
6. Install the diaphragm assembly.
7. Install the adapter (110) and screws (111). Torque
the screws to 120-130 in-lb (13.6-14.7 N•m) oppo-
sitely and in sequence, three times.
8. Apply thread lubricant to the adapter (110). Screw
the diaphragm housing (2) onto the adapter.
9. Follow Installation and Operation instructions on
page 3.
8
2
Torque to 15-20 ft-lb (21-27 N•m).
3
Torque to 120-130 in-lb (13.6-14.7 N•m) oppositely and in
sequence, three times.
5
Apply thread lubricant.
F . 5. 15J498 Conversion Kit
IG
2
111
3
110
5
107
103
2
102
K
ti9003a
311595C