Air Valve - Ransburg 75785 Service Manual

AIR V AIR V AL AL VE VE
AIR V AIR VAL AIR V AL ALVE VE VE
(Refer to Figure 19) (Refer to Figure 19) (Refer to Figure 19)
(Refer to Figure 19) (Refer to Figure 19)
Removal Removal Removal Removal Removal
1. Remove the trigger and ground spring from the
handle (refer to "Trigger" in the "Maintenance"
section).
2. With a standard blade screwdriver, remove the
air valve cap from the back of the handle.
3. Remove the compression spring from the back
of the air valve rod assembly.
4. From the front of the handle, push the air valve
rod assembly rearward until it can be removed by
hand from the back of the handle. Do not use any
tools to grip the air valve. This can damage tools to grip the air valve. This can damage tools to grip the air valve. This can damage
tools to grip the air valve. This can damage tools to grip the air valve. This can damage
its sealing surface. its sealing surface. its sealing surface. its sealing surface. its sealing surface.
N O T E N O T E N O T E N O T E N O T E
A rod (1/8-inch diameter or smaller)
>
can be used to push the assembly out the
back of the handle until it can be gripped
with the fingers.
AH-94-04.7
REA-90 and 90L Spray Applicators - Maintenance
5. With a 3/8-inch wrench, completely remove the
retaining nut with the internal u-cup seal.
Cleaning and Inspection Cleaning and Inspection Cleaning and Inspection
Cleaning and Inspection Cleaning and Inspection
1. Remove the o-ring from the air valve cap.
2. Clean all components with a suitable solvent.
3. Inspect the air valve rod assembly for wear
and/or damage. If any wear is found on the air
valve rod assembly, it and the u-cup seal must be
replaced.
>
nut cannot be reused once it has been
Do not use any Do not use any Do not use any Do not use any
removed from its holder.
4. Inspect all other parts for damage. Replace
any damaged components.
5. Inspect the brass seat in the handle for damage
or wear. If damaged or worn, the handle must be
replaced. (Refer to "Handle" in the "Maintenance"
section.)
Figure 19: Air Valve Figure 19: Air Valve
Figure 19: Air Valve Figure 19: Air Valve Figure 19: Air Valve
C A U T I O N C A U T I O N C A U T I O N
C A U T I O N C A U T I O N
! ! ! ! !
The seal internal to the air valve retaining
Item # Item # Item #
Item # Item # Description Description Description
Description Description
17 U-Cup
28 Retaining Nut
30 Air Valve Rod Assembly
31 Spring
33 Air Valve Cap
69 O-Ring
4 6 4 6 4 6 4 6 4 6