OPERATION & MAINTENANCE MANUAL SWE18UF
48
Excavator with hydraulic
hammer breaker
Excavator
with
normal bucket
Hydraulic oil
600
★
1000
Filter core
100
★
250
The figures with mark ★ apply for excavators whose
hydraulic breaker operation time is more than 100%. For the
hydraulic breaker operation time ratio is less than 100%,
the replacement interval should be as the diagram shows.
When the machine operates hydraulic breaker continuously
more than 100 hours, replace hydraulic oil filter core.
4)
Don’t operate hydraulic breaker when hydraulic
cylinder piston retracts or extends fully, avoid
damaging hydraulic cylinder or machine.
5)
If hydraulic breaker hose jumps abnormally, stop operation immediately. The pressure
change of breaker accumulator or damaged accumulator will cause unusual hose jump, and
damage hydraulic breaker or machine.
6)
When retracting front attachment, don’t allow the chisel of breaker to touch boom.
7)
Don’t operate hydraulic breaker in water.
8)
Don’t lift objects with hydraulic breaker, otherwise it will cause machine tipping and (or)
breaker damage.
9)
Don’t swing upper-carriage to the side of machine to operate hydraulic breaker, or the
machine will be instable and thus shorten the lifetime of undercarriage.
Replacement of hydraulic oil and filter element
Hydraulic breaker operation will pollute hydraulic system and accelerate aging. You should
replace hydraulic oil filter element and hydraulic oil more frequently to avoid damaging
hydraulic pump and other hydraulic parts. The recommended replacement interval is shown as
follows.
Replacement interval (hours)
Содержание SWE18UF
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