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Repair
8 3A0019J
Repair
Required Tools
• Large vise
• Set of adjustable wrenches
• O-ring pick
• 1/2 in. bit socket
• Rubber mallet
• Torque wrench
• 2 in. and 3 in. sockets
• Anti-seize lubricant
• Removable strength thread locker
Inlet Housing Disassembly
1. Relieve pressure and flush system. See Pressure
Relief Procedure and Flushing, page 7.
2. Remove inlet hose and drain inlet housing (7).
3. Remove inlet cap (13) from inlet housing (6), and
remove o-ring (8).
a. Remove upper ball cage (12), spring (11), ball
(10), o-ring (8) and seat (9).
b. Press lower ball (10) off seat (9) from fluid inlet
and drain the inlet housing (7).
c. Remove o-ring (8), lower ball cage (12), spring
(11), ball (10), seat (9), and o-ring (8).
d. Clean all parts in a compatible solvent. Lay
them in order for easier reassembly. Inspect
each ball and seat for nicks or scratches;
replace as required.
Inlet Housing Assembly
1. Install inlet housing components in inlet housing (6).
2. Install o-ring (8) on inlet cap (13) and apply
anti-seize lubricant to inlet cap (13) threads. Fully
tighten inlet cap (13) with a wrench.
r_257891_3a0019_4h
13
8
6
r_257891_3a0019_5h
11
10
8
9
12
12
11
10
9
8
6
8