Repair
10
3A8563B
Repair
Required Tools
• Large vise
• Set of adjustable wrenches
• O-ring pick
• 1/2 in. bit socket
• 3/8 Allen wrench
• 1 1/4 in. wrench
• 1 1/8 in. crow foot wrench
• Rubber mallet
• Torque wrench
• 1 in. wrench
• 2 in., 2.25 in. and 3 in. sockets
• Anti-seize lubricant
• Removable strength thread locker
Inlet Housing Disassembly
L020S8 Model
1. Relieve pressure and flush system. Follow
and
, page 9.
2. Remove inlet hose and drain inlet housing (106).
3. Remove inlet valve cap (113) from inlet housing
(106), and remove o-ring (108). See F
4. Remove upper check assembly (AA), including the
spring retainer (137), check housing (138), conical
spring (139), ball housing retainer (140), ball (141),
carbide seat (142), O-ring (143), and retainer (144).
5. Remove lower check (BB), including the spring
retainer (137), check housing (138), conical spring
(139),ball housing retainer (140), ball (141), carbide
seat (142), O-ring (143), and retainer (144). See F
6. Clean all parts in a compatible solvent. Lay the
parts in order for easier reassembly. Inspect each
ball and seat for nicks or scratches then replace as
required.
7. It is recommended to replace the o-rings (108, 143)
after cleaning.
L040S8, L080S8, L100S8, L120S8 and
L160S8 Models
1. Relieve pressure and flush system. Follow
2. Remove inlet hose and drain inlet housing (106).
F
IG
. 2
113
108
106
F
IG
. 3
Upper
Check (AA)
Lower
Check (BB)
138
139
140
142
137
137
138
143
144
142
141
108
141
143
108
140
144
108
113
139