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Repair
32
309832D
Reassembly
Refer to F
. 9 for the following instructions.
F
IG
. 9: Pressure adjuster assembly
Before reassembly, make sure all threads are free
of material. Use a penetrating lubricant to loosen
and remove material around threads.
When replacing o-ring seals, lubricate with Krytox
lubricant.
1.
Assemble o-ring (83) onto shaft (82). Lubricate.
2.
Assemble u-cup (84) onto shaft (82). Make sure lips
face towards tank.
3.
Lubricate and assemble o-ring (85) into body (86).
Assembly shaft (82) onto body (86).
4.
Assemble knob (88) onto shaft (82). Tighten screw
(87) on knob (88).
79
81
82
85
87
88
86
84
83
80
78
5.
Lubricate and assemble o-ring (78) onto seat (79).
Using a 3/16 in. hex wrench, thread seat (79) into
pressure adjuster insert.
6.
Place spring (81) into poppet (80). Rest poppet (80)
onto shaft (82) and insert remaining pressure
adjuster assembly into the pump. Tighten securely.
7.
Assemble pump back onto tank. See
, page 29.