Warn Others Of Service Work; Support Machine Properly - Hitachi ZX 470-5B Workshop Manual

Hydraulic excavator
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 Sufficiently illuminate the work site. Use a maintenance
work light when working under or inside the machine.
 Always use a work light protected with a guard. In case
the light bulb is broken, spilled fuel, oil, antifreeze fluid, or
window washer fluid may catch fire.

Warn Others of Service Work

 Unexpected machine movement can cause serious injury.
 Before performing any work on the machine, attach a "Do
Not Operate" tag on the control lever.
This tag is available from your authorized dealer.

Support Machine Properly

 Never attempt to work on the machine without securing
the machine first.
 Always lower the attachment to the ground before you
work on the machine.
 If you must work on a lifted machine or attachment,
securely support the machine or attachment. Do not
support the machine on cinder blocks, hollow tires, or
props that may crumble under continuous load. Do not
work under a machine that is supported solely by a jack.
SAFETY
SA-26
SA-037
SS2045102
SA-527

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