IHI 9VX3, Руководство по обслуживанию

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OPERATION
9VX3
CRAWLER EXTENSION/RETRACTION
T his m achine has c ra w le r e xte n sio n /re tra ctio n m echanism s.
Extend the cra w le rs as show n below.
1. M ove the b lade to th e back o f the m achine and ja c k up
the m a ch in e body until the cra w le rs are lifted from the
ground using the a tta ch m e n t and b lade in o rd e r to
extend or retract the craw lers easily.
2. Pull up the b la d e /cra w le r select lever to the cra w le r
o peration position.
WB-C210190
3. C hange the en g in e speed to the m iddle speed and
o p e ra te the b la d e /cra w le r o peration lever.
E xtending the craw lers: Push the lever forw ard.
R etracting the craw lers: Pull the lever backw ard.
Extend
NOTICE
Be sure to extend or retract the craw lers on a flat
place w ith no obstacles.
T he craw lers m ay be extende d or retracted w ith o u t
ja ckin g up the m achine body. How ever, if th e re are
o bstacles on the ground on the side o f the
craw lers, the resistance increases and m ay h inder
cra w le r e xtension or retraction.
Blade/crawler operation lever
A CAUTION
• T he craw lers m ay retract slightly during
o peration due to leakage from the hydraulic
circuit.
Extend them to the stro ke end occa sio n a lly with
the b la d e /cra w le r o peration lever.
• Be sure to travel the m achine a t the stroke end
o f the cra w le r cylinder.
If the m achine is traveled a t the m iddle o f the
stroke, the travel linearity and ope ra b ility are
dete rio ra te d and the m achine body m ay
beco m e faulty.
Extended/retracted crawler dimension
3 - 9 - 1