Repair
311762ZAP
7
Repair
Required Tools
• Set of adjustable wrenches
• Torque wrench
• Rubber mallet
• Arbor press
• Soft wooden block (approx. 1 square ft in size)
• Large vise with soft jaws
• Thread lubricant
• Petroleum jelly
• Anti-seize lubricant
Disassembly
Lay out all removed parts in sequence to ease
reassembly. Clean all parts with a compatible solvent
and inspect them for wear or damage.
NOTE:
Repair kits are available to replace the throat (3)
and piston (4) packings, and to replace the o-rings and
cylinder seals. For best results, use all new parts in the
kit. Kit parts are marked with an asterisk, for example
(25*). These kits can also be used to convert the lower
to different packing materials. See the Packing Kits
sections.
1. Follow the Pressure Relief Procedure detailed in
your sprayer manual,
Related Manuals
, page 2
.
2. Disconnect lower from motor as illustrated in your
system manual,
Related Manuals
, page 2
. If you have
a cart mounted system, tip cart up to service lower
on cart.
3. For lowers with built-in filters, loosen and remove
both top filter cap (20) and bottom filter cap (26).
See
4. Loosen and remove inlet housing (14) from lower
cylinder (11).
5. Press inlet ball (16) out from bottom of inlet housing
(14) (take care not to damage seat (18) to remove
entire inlet ball guide assembly.
NOTE:
On model L180C7 only,
shims (17) will be
below inlet ball guide (15).
a.
For Xtreme Lowers:
Remove inlet ball, bottom
o-ring (27*), and seat. Then remove remaining
o-rings from top and bottom grooves of inlet ball
guide (15).
b.
For XP Lowers 115 and smaller:
Remove
spring, inlet ball, bottom o-ring, and shims. Then
remove remaining o-rings from top and bottom
grooves of inlet ball guide (15).
TI8267b
20
26
F
IG
. 1: Disassemble Xtreme Lowers
F
IG
. 2: Disassemble XP Lowers 115 and smaller
TI8286a
11
14
TI8287a
}
17
27*
15
27*
14
16*
18
}
17
27*
15
27*
14
16*
18
r_b036C0_311762_8
