Ransburg 75785 Service Manual page 45

18. Adjust the needle shaft spring retainer until
the rear of the hexagon is 11/16-inch from the rear
surface of the barrel packing chamber (refer to
Figure 13).
19. Hold the spring retainer in place and screw
the front trigger adjustment nut rearward until
contact is made. Use two 3/8-inch open-end
wrenches to tighten and lock the adjustment nuts
in place on the needle shaft.
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
! ! ! ! !
Do not overtighten the hexagon adjust-
>
ment nuts or damage may occur to the
plastic threads or the needle shaft may
break. Finger tight is typically sufficient.
(Maximum torque of 18-24 oz
Attaching Barrel to Handle Attaching Barrel to Handle
Attaching Barrel to Handle Attaching Barrel to Handle Attaching Barrel to Handle
1. If the barrel retaining nut has been removed, it
will have to be reinstalled before the barrel can be
attached to the handle.
2. Place the retaining nut over the rear of the
barrel and slide it as far forward as possible.
3. Spread the retaining ring and place it onto the
barrel. Starting at one end, lift the retaining ring
over the captive ridge and spiral into place.
Item # Item # Item # Item # Item #
Description Description Description Description Description
4 Barrel
7 Retaining Nut
8 Retaining Ring
22 Gasket
23 Handle
25 Hook / Transformer
27 Grounding Spring
82 Needle Shaft Spring Retainer
83 Compression Spring
AH-94-04.7
REA-90 and 90L Spray Applicators - Maintenance
4. Place the large hole of the gasket over the
needle shaft and onto the boss of the barrel
packing chamber.
5. While holding the barrel with the air nozzle
pointing downward, install the needle shaft spring
into the spring retainer.
connectors of the barrel with the mating holes in
the hook/transformer assembly and the needle
shaft spring with the spring recess in the handle.
Slide the barrel into the handle cavity until it is
seated against the gasket. Ensure the needle
shaft spring did seat into the handle recess.
6. While holding the barrel in place, screw the
retaining nut onto the handle by hand and then
tighten using the special multi-purpose wrench.
in.)
•
Figure 14: Barrel to Handle Assembly Figure 14: Barrel to Handle Assembly Figure 14: Barrel to Handle Assembly Figure 14: Barrel to Handle Assembly Figure 14: Barrel to Handle Assembly
N O T E N O T E
N O T E N O T E N O T E
Torque the retaining ring to 8 to 10 lb
>
or after hand tightening, torque an addi-
tional 1/6 to 1/8 turn using the special
multi-purpose wrench.
Align the electrical
ft
•
4 0 4 0 4 0 4 0 4 0