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Section 1 Maintenance
SCC1000C Crawler Crane — Maintenance Manual
10�4 Checking the Hydraulic System
for Leakage
Ensure that all pipelines and hoses have proper
clearance from engine parts with high temperature (like
exhaust system) and that they shall not rub each other.
10�5 Checking the Pressure Hose
Regularly check whether all hoses have leaks.
Even the smallest damage is found in visual check,
the defective hose must be replaced immediately.
-- Defects that may occur to hose:
1. Connector sliding inside the hose.
2. The exterior layer damaged, cut, or worn (any
strengthening layer is exposed).
3. The hose hardened, full of cracks or burnt.
4. The connector has cracks, or is damaged,
severely corroded.
5. The connector or hose leaks.
6. The hose protective layer is broken, pressed at,
or twisted.
7. Exterior layer of the hose blisters or softens.
Other contents for visual check:
-- The following items should be screwed
tightly, repaired, or replaced as needed:
1. Leakage at oil ports of the machine.
2. Blockage by dirt.
3. Pipe clip, protective sleeve, protective object.
4. System oil level, uid category, air breather cap.
CAUTION
Pipeline and connecter of hydraulic
pump inside the engine damaged due
to mechanical effect/heat effect or other
effect should be replaced�
TY 0185
Prole of Hydraulic Rubber Pipe Assembly
https://cranemanuals.com
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