S
afety Guidelines and
Environmental Protection
Maintenance Manual for Crawler Crane
Follow the safety guidelines about maintenance and service before conducting any
maintenance and service work.
2.1.2 Qualification and selection of the personnel
Only professionals can conduct maintenance and service work.
This regulation is especially applicable for electrical system, hydraulic system, engine system
and brake system of crane.
2.1.3 Potential risks
2.1.3.1 Dangers caused by squeezing/shearing
Figure 3-1 Danger signs – squeezing and shearing
Parts involved:
a) Main boom, fixed jib, luffing jib, FA-frame, WA-frames 1 and 2
b) A-frame
c) Pinion gear of slewing reducer
d) Drive sprocket and driven sprocket
2.1.3.2 Dangers caused by tangling and dragging
Figure 3-2 Danger sign – tangling and dragging
2-2
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