Mast Chain/Cable/Sequence Cable Adjustment Components; Sequencing Cable Adjustment - JLG 10VP Service And Maintenance Manual

MAST SIDE PROFILE
ADJUST UNTIL TOPS OF MAST
Figure 2-22. Mast Chain/Cable/Sequence Cable Adjustment Components.
9. Once mast section adjustment is completed, apply
loctite #242 to the threads under the (jam) nuts that
were loosened. Then re-tighten the loosened (jam)
nuts until tight against the top (adjust) nut. Chain/
cable should have slight tension but should not be
taut.

Sequencing Cable Adjustment

1. Retract mast completely, and check each sequenc-
ing cable on outside of masts for excessive slack.
Adjust only to remove slack from cable.
3120728
SECTIONS ARE EVEN
SECTION-1
FIXED
TO BASE
SECTION-2
EXTENDED BY
CYLINDER
SECTION-3
EXTENDED BY
CHAIN
SECTION-4
EXTENDED BY
CHAIN/CABLE
SECTION-5
(PLATFORM
HEADER SECTION)
EXTENDED BY
CHAIN/CABLE
Note: When
a
threads under the jam nut.
SECTION 2 - SERVICE PROCEDURES
MAST CHAIN/CABLE ADJUSTERS
MAST COVER
SHOWN REMOVED
SEQUENCE CABLE
ADJUST NUT
CHAIN/CABLE
ANCHOR PLATE
ADJUST NUT
chain adjustment
JAM NUT
is complete, before
tightening the jam nut
THREADED
against the adjust nut,
CHAIN/CABLE
pply Loctite #242 to the
END
.
2. Tighten nylock-nut just enough to remove excessive
slack from sequencing cable. The springs should
not be compressed more than 25% after adjusting.
3. Run mast through several cycles to verify cable/
chain adjustments and ensure no interference exists
between chain anchor brackets and mast.
– JLG Lift – 2-37