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CS-11-02.1: Inline / Piggable Dual Modular Color Changer
Section 4: MAINTENANCE
CAUTION
Before attempting to remove
BOTH
the Microvalve Assembly (78949-00) and the Valve Seat Assembly
(77367-00), first turn the Shut-Off Valve (A12727-00) counter-clockwise to its open position. Then relieve
and flush the main inlet circulating paint line.
NOTE—If ONLY the Microvalve Assembly (78949-00) is to be removed or replaced, turn the Shut-Off Valve (A12727-00) clock-
wise to it’s closed position. Then relieve and flush the microvalve or downstream side of the color changer.
1.
Microvalve Assembly (78949-00)
- Using the valve
removal tool (A10756-00 or A11922-00), engage the
four (4) pins of the tool into the four (4) pin holes of
the valve assembly. Turn the assembly counter-
clockwise until removed).
2.
Valve Seat Assembly (77367-00)
- If required to
remove the valve seat assembly, use the valve seat
removal tool (A10766-00) turning the valve seat
counter-clockwise until removed. Clean and inspect
the valve body and o-rings for defects, replace if nec-
essary.
3.
Seat and Microvalve Installation
—If valve seat was re-
moved, lightly lubricate the o-ring on the seat assembly with
petroleum jelly. Install valve seat and tighten to 15-20 lbs•in
(1.7-2.3 Nm) of torque. Lightly lubricate the o-rings on the
microvalve assembly. Install the valve and tighten to 15-20
lbs•in (1.7-2.3 Nm) of torque after valve is down.