Ransburg REA III Auto Applicator 70393 - Manual (Page 33)

AA-82-01.3 3 0 3 0 3 0 3 0 3 0
REA III 100kV Automatic Applicator - Maintenance
g. Remove valve seal retaining nut [24] and
o-ring [25] from the front of the valve
chamber using a 3/8-inch nut driver.
h. With a flat tipped wood or plastic dowel rod
inserted into the front of the valve chamber,
push piston assembly [52] through [56] out
of the rear of the valve chamber.
i. Secure piston shaft [52] in a 3/8-inch
wrench (on the wrench flats) remove nut
[56] with a 9/16-inch socket.
j. Slide piston assembly [53], [54], and [55],
from the shaft [52] and disassembly
components by hand.
k. Remove bushing assembly [50], [48], [49],
and [51] from the valve chamber with a
20049-00 wrench.
2. Assembly:
> Replace all o-rings. Replace packing
cup [54] if it is worn.
N O T E N O T E N O T E N O T E N O T E
a. Secure retaining nut [24] and o-ring [25] in
the front of the valve chamber using a 3/8-
inch nut driver.
b. Secure bushing assembly [50], [48], [49],
and [51],in the valve chamber using a
20049-00 wrench.
c. Secure shaft [52] in wrench (on 3/8-inch
wrench flats) and assembly washers [53],
cup [54], and piston [55] on the rear with
nut [56] using a 9/16-inch socket.
d. Place the piston assembly [52] through [56],
into the valve chamber through bushing [50]
and press into place.
> Be SURE SURE SURE SURE SURE that o-ring [51] is in bushing
[50].
N O T E N O T E N O T E N O T E N O T E
e. Replace the resistor assembly (see
“Resistor Assembly Replacement” in this
section).
f. Replace the barrel assembly (see “Barrel
to Body Assembly” in this section).
g. Place nut [57] on shaft [23] 1/16-inch from
piston shaft [52].
> See “Barrel Assembly - Step 17” and
“Barrel to Body Assembly - Step 6” for
shaft [23] adjustment.
N O T E N O T E N O T E N O T E N O T E
h. Place nut [58] on shaft [23] and secure
against nut [57] using appropriate
wrenches.
i. Place springs [59] and [60] against piston
[55] and nut [58] and secure in place by
screwing piston housing [61] into the rear
of the valve housing.
Fan Air Control V Fan Air Control V Fan Air Control V Fan Air Control V Fan Air Control Valve alve alve alve alve
1. Disassembly:
a. Turn control knob [42] to the open position
(fully extended) to accomodate Step b.
b. With a 9/16-inch wrench, unscrew retaining
nut [43] and remove the entire valve
assembly.
c. Return the control knob to the closed
position.