
AH-94-04.7
REA-90 and 90L Spray Applicators - Maintenance
3 1
3 1
3 1
3 1
3 1
APPLICA
APPLICA
APPLICA
APPLICA
APPLICAT
T
T
T
TOR REP
OR REP
OR REP
OR REP
OR REPAIR
AIR
AIR
AIR
AIR
All repairs should be made on a clean, flat surface.
If a vise is used to hold parts during service or
repair, DO NOT clamp onto plastic parts and
always pad the vise jaws!
The following parts should be thoroughly packed
with dielectric grease (LSCH0009-00) leaving NO
air space or voids when assembling.
• All rubber o-rings (Teflon o-rings do not need
lubrication)
• Needle Shaft Assembly 78627-04
• Packing Tube 18842-01
• Transformer/Hook Assembly 71202-XX
• Cartridge Assembly, Non-Adjustable 78626-
00
• Air Valve Rod Assembly 79310-00
Apply sealant (7969-10) to the external threads of
the following parts when assembling:
• Nut, Air Valve Retaining 78635-00
• Cap, Air Valve 79317-00
• Nut, Fan Valve Retaining 18851-01 / 75133-
00
• Cap, Spring 77015-00
EQUIPMENT REQUIRED
EQUIPMENT REQUIRED
EQUIPMENT REQUIRED
EQUIPMENT REQUIRED
EQUIPMENT REQUIRED
• Special Multi-Purpose Applicator Wrench
(19749-00)
• 3/32-inch Allen Wrench for Set Screws (2)
• 3/16-inch Allen Wrench for Hose Fittings
• Open End Wrenches: 15/16, 7/8 11/l6, 9/16,
7/16, 3/4, 3/8, and 1/4-inch
• Screwdriver (blade)
• Dielectric Grease (LSCH0009-00)
• Sealant, medium strength (7969-10)
• Plastic or Wood Dowel Rod, 5/16-inch
diameter
TO REMOVE THE
TO REMOVE THE
TO REMOVE THE
TO REMOVE THE
TO REMOVE THE
APPLICA
APPLICA
APPLICA
APPLICA
APPLICAT
T
T
T
TOR FROM THE
OR FROM THE
OR FROM THE
OR FROM THE
OR FROM THE
WORK SITE
WORK SITE
WORK SITE
WORK SITE
WORK SITE
Solvent Base Applicators
Solvent Base Applicators
Solvent Base Applicators
Solvent Base Applicators
Solvent Base Applicators
(Refer to Figure 5)
(Refer to Figure 5)
(Refer to Figure 5)
(Refer to Figure 5)
(Refer to Figure 5)
1. Flush the applicator. (Refer to "Flushing
Procedures" in the "Maintenance" section.)
2. With a wrench, loosen and unscrew the fluid
hose nut. Remove the fluid hose assembly.
3. With a wrench, lock the air fitting in place and
loosen the air hose nut using a second wrench.
Completely unscrew the nut and remove the air
hose assembly.
7. Disconnect the solvent supply.
8. Trigger the applicator until it is clear of solvent.
After the preceding steps are complete, the
applicator is ready for color change, storage, or
maintenance.
>
Do NOT allow the fluid lines to stand
empty without flushing first! This will cause
dried paint flaking and clogging of the fluid
lines, applicator passages, and/or nozzles.
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
!!!!!
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ALWAYS remove the gun from the work
site for service or repair!
>
DO NOT use any silicone lubricants in
order to avoid paint defects.
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
!!!!!