Revision 6
D.
BV20-260 By-Pass Valve
Figure 8-71. BV20-260
Valve.
Note:
The repair procedure assumes that the bypass-relief valve is already removed from
the high pressure water jetting unit.
Note:
Refer to Section 9: PARTS for breakdowns
and
parts lists for the following
procedures:
Service People
Required:
1
Recommended
Tools:
2"
adjustable wrench, bench vise, needle-nose pliers, 0 to 50 lb.-ft.
(0 to 68 Nm) adjustable torque wrench, 50 to 300 lb.-ft.
(68to137
Nm) adjustable torque
wrench, flat blade screwdriver, and an
0-ring
pick
Parts
(Subject
to inspection): All
0-rings
Supplies: Fine emery cloth, jar
of
lapping compound, 1 quart (.94 l)
of
Dexron® automatic
transmission fluid (ATF), oil drain pan, clean medium size pan, jar
of
anti-seize compound,
tube
of
light grease, long clean rod, and lint free rags
DISASSEMBLY:
1.
Clamp the Seat Frame (Item #4) in a bench vise.
2. Loosen the Jam Nut Handle (Item #18).
© Copyright October,
2001
NLB Corporation
8-57
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