Ransburg RMA-560 Single_Dual Purge Direct A13364 - Manual (Page 62)

Rear Manifold Removal / Replacement
Removal
Remove the rear manifold from the applicator (see
“Cascade Removal/Replacement” in the “Main-
tenance” section). Inspect the valve weep ports
on the manifold body for leaks or contamination.
If any paint is visible in these areas, the valves
need to be replaced.
Weep Port Locations
Using the valve removal tool (A11922-00), engage
the four (4) pins on the tool to the corresponding four
(4) hole pattern in the top of the valve. Using a 1/2”
(13mm) socket, end-wrench, or adjustable wrench,
remove the valve by turning counter-clockwise.
Valve Removal
Using the seat removal tool (A10756-00), insert
the smaller hex end into the block to engage the
seat female hex. Using a 3/8” (10mm) socket
end-wrench, or adjustable wrench, remove the
seat by turning counter-clockwise.
Seat Removal
Valve and Seat Inspection
Inspect the valves and seats for any build-up
of materials. Valves should be cleaned with an
appropriate cleaning solvent to remove the ma-
terial on it.
NOTE
NOTE
† A seat should not be replaced unless
there are indications of valve leakage in
operation.
† Carefully start the seat into the pocket.
It may be easily cross threaded.
Replacement
Lubricate the seat o-ring using a suitable lubricant.
By hand, using the seat tool (A10756-00), carefully
start the seat into the pocket for the seat.
Hand tighten the seat in place. Using a torque
wrench with 3 /8” (10mm) socket, torque the valve
seats to 15-20 lbs•in (1.7-2.3 Nm).
RMA-560 Single/Dual Purge Direct Charge - Maintenance
Ransburg
LN-9278-13 59