Revision 6
I.
4071-10 Throttle Control
1.
Seal
and
Piston Replacement
Note:
Refer to Section 9: PARTS for breakdowns
and
parts lists for the following
procedures:
Service people
required:
1
Recommended
Tools: Adjustable wrench
Parts
(subject to inspection): Seal, (Item #1) and Piston, (Item #2)
Supplies: Tube
of
light grease and a jar
of
anti-seize compound
Note:
Refer to Section 9: PARTS for breakdowns and parts lists for the following
procedures:
Caution:
Replacement parts
must
be genuine NLB parts. The use
of
any
other parts could create a hazardous situation. Also, the use
of
other parts will void all warranties on this equipment.
WARNING:
DISCONNECT THE BATTERY NEGATIVE(-) CABLE FIRST OR TURN
DISCONNECT SWITCH
TO
THE "OFF" POSITION, FIRST. BLEED DOWN ALL
HIGH
PRESSURE LINES.
PUT
A "DO
NOT
OPERATE"
TAG
ON THE
CONTROLS. FAILURE
TO
DO
SO MAY RESULT IN DAMAGE
TO
EQUIPMENT
AND/OR PERSONAL INJURY.
1.
The Seal, (Item #1) is installed onto the Piston, (Item #2) (Figure 8-88). The seal is a
five-piece design and is packaged with a replacement retaining clip and assembly
schematic for quick reference. It is important to orient the seal as shown, otherwise
leakage may occur. After the Seal, (Item #1) is installed into the
Piston, (Item #2), a
light coating
of
grease should be applied to the seal and piston assembly to assist with
installation into the adapter bore.
© Copyright October,
2001
NLB Corporation
8-76
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