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d) Make sure that the arm system brakes and stops
slowly.
6. Stop the product. Refer to
145) on page 62 and To stop the product (DXR 275,
DXR 305, DXR 315) on page 62 .
To examine the cylinders
1. Extend the cylinders to the end position.
2. Examine the cylinder tubes. Replace damaged
cylinder tubes immediately.
3. Examine the piston rods. Replace damaged and
bent piston rods immediately.
4. Examine the scraper. Replace a damaged scraper
immediately.
To examine the tool hitch
1. Examine the pin (A) and the wedge (B) in the tool
hitch for wear and damage. Replace the wedge if it
is worn or damaged. Always use original spare parts.
A
B
C
2. Make sure that the tool hitch (C) is not damaged.
3. Make sure that the tool hitch is correctly attached to
the product.
4. Make sure that the joint is not damaged (D).
1401 - 002 - 15.10.2021
To stop the product (DXR
D
To do a check of the tool
•
Make sure that there is no risk of injury for the
operator or bystanders when the tool is used.
•
Refer to the operator's manual for the tool for more
information.
Caterpillar track tension
Correct track tension is important for the servicing life of
the caterpillar tracks.
If demolition material goes into the caterpillar tracks
during operation, a spring function in the caterpillar
tracks prevents operation stop. The spring function has
a hydraulic accumulator. If the spring function of the
caterpillar tracks does not operate, the hydraulic
accumulator can be defective.
The tension function of the caterpillar tracks has check
valves. The tension of the caterpillar tracks can
decrease if 1 of the check valves is blocked or
damaged. For instructions on how to clean the check
To clean the check valves for the
valves, refer to
caterpillar track tension (DXR 145) on page 87 and To
clean the check valves for the caterpillar track tension
(DXR 275, DXR 305, DXR 315) on page 88 .
To remove and install the caterpillar tracks
(DXR 145)
1. Start the product. Refer to
145) on page 52 .
2. Park the product on level ground.
3. Fully extend the outriggers. Refer to
outriggers on page 61 .
4. Stop the product. Refer to
145) on page 62 .
To start the product (DXR
To operate the
To stop the product (DXR
85
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