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Item

Content

Replacing intervals（hours)

Remark

500

1000

1500

2000

4000

8000

Element of

Air Filter

Clean external dusts

*

Prolong or shorten

replacing interval

according to dust volume

Replace element of filter

*

Specialied coolant

Quality coolant

*1st

*＋

sample once every week，check oil.replace when necessary

Super coolant

*1st

*＋＋

Suction Valve

Check

*

replace when need

Oil Filter

Replace new filter

*1st

*

Oil-air Separator

Replace new separator

*

MIN. Pressure Valve

Check opening pressure

*

De-Dust Cooler

Clean external dusts

*

Air cooled. Prolong or shorten according to the working condition

Descale Cooler

Clean internal scale

*

Water cooled. Prolong or shorten according to the working condition

Safety Valve

check sensitive or not

*

Soneloid valve

Check

*

Pressure gauge

check

*

Drain Valve

Check whether blocked

*

Condensate drain

discharge condensate in oil tank

*

Replace according to wear-out condition

Motor

Fill lubricating condensate

*

refer to guideline of motor

Electric

check main connection and poles

*

1st check should be done after 150 hours service

Belt

check and adjust

*

1st check should be done after 150 hours service