Hitachi NEXT Series - Maintenance Schedule for Oil Mist Remover

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9. MAINTENANCE [Maintenance Schedule for Oil Mist Remover]
① To ensure long and successful operation of the Oil
Mist Remover, follow the standard maintenance
schedule attached below.
② The standard maintenance schedule service intervals
stated below are based on normal environmental and
operating conditions. If the Oil Mist Remover is in
severe environmental and operating conditions, use
more frequent service intervals.
③ These maintenance intervals are not considered
warranty.
④ If an inspected part is worn, faulty or damaged,
replace it as soon as possible.
⑤ ○●: Replace △▲: Clean or check
○△: Complete service in house
●▲: Ask your distributor to service
9.3 Maintenance Schedule for Oil Mist Remover
The oil mist remover reduces oil consumption to almost zero. However, the oil should still be replaced
biannually.
CAUTION
Item Daily Bi-annually Annually 6-yearly Remarks
Regulator settings
△
Vacuum indicator
△
OMR relief valve
△
Regulator performance
△
Float trap nozzle
△
Disassemble and clean.
Vacuum indicator
△
Disassemble and clean.
Filter element
△
Disassemble and clean.
Remover element
●
Filter element
●
OMR relief valve sheet/spring
●
Vacuum indicator
●
Filter regulator
●
Disassemble and clean.
Replace diaphragm and valve stem.
Ejector
▲
Disassemble and clean.
Replace if it is too dirty.
Solenoid valve
▲
Disassemble and clean. Replace as
required.
Solenoid valve coil assembly
●