Tadano GR-700N, Руководство по обслуживанию

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68
WY05-3920E
Y-7 Y-7
Assembly Adjustment (Traveling Device)
11. Axle alignment adjustment procedure
[NOTICE]
◆
This section describes the adjustment procedure
performed in the TADANO manufacturing line.
11.1 Align the axle center with frame center
1. Set the centers of 1st through 4th axles as well as
the center of steering cylinder mounting pin as the
axle center. (Refer to Detail 1.)
Hang a plumb bob from the axle center, or mount
the adjustment jig.
2. Perform the suspension up of vehicle. After a jack
up, stop the engine.
3. Set up a string or point with laser at between the
punches at the center of outer case bottom
surfaces for front and rear outriggers.
(When the punch does not exist, mark the outer
case center by using a punch or others.)
4. Adjust so that the spacing between the string or
laser described in 3 and the plumb bob of each
axle is set as described below.
- Center of 1st axle is offset 2 mm to the vehicle right
- Center of 2nd axle is offset 2 mm to the vehicle right
- Center of 3rd axle is offset 2 mm to the vehicle left
- Center of 4th axle is offset 2 mm to the vehicle left
Make adjustments by adjusting the lateral rod
length. (Refer to Detail 2.)
The tightening torque of locking bolts at rod ends
shall be 75.5 to 93.2 N-m (7.7 to 9.5 kgf-m).
Be careful not look directly at the laser light
source.
(Units: mm)
(1 mm = 3.93701 × 10
-2
in)