Repair
313294D
19
Reassemble Front End
1.
Check that o-rings (37e, 49) are in position. Liberally
lubricate o-rings, threads of lock ring (37b) and han-
dle (1), and outside of lock ring.
2.
Orient front end as required for desired fluid mani-
fold mounting (bottom mounting shown). Align slots
(Y) to engage tabs (Z).
3.
Carefully slide front end straight onto purge rod (34).
Screw lock ring (37b) onto handle (1) as far as pos-
sible by hand. Push on front end to ensure it is prop-
erly seated. Continue screwing lock ring onto handle
until tightened very securely. When properly assem-
bled, lock ring is snug against handle.
4.
Push mix module (66) onto rod (34) as far as possi-
ble.
5.
Lubricate all threads and reassemble mix module
nut (54) fingertight. Tighten additional 1/12 turn
with wrench. Install front seal (2) on rod (34).
6.
Reinstall air cap (61) and fluid head (59). Lubricate
all threads. Install mixer element (62), static mixer
housing (60,) and RAC tip and guard (64,65).
Tighten with wrench.
NOTICE
To prevent damage to purge rod (34), always slide
front end straight onto purge rod.
TI3871a
37b
37e
TI3873a
TI3871a
Z
Y
49
NOTICE
Do not overtighten mix module nut (54). Overtighten-
ing can deform impingement holes and cause slow
gun actuation.
TI3866a
37b
1
34
37a
66
37
TI3845a
34
1/12 Turn
TI4986a
2
54
34
64, 65
62
61
r_256998_313294_3b
59
