Hitachi NEXT Series Instruction Manual page 108
Oil-free rotary screw air compressor
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Also See for NEXT Series:
- Instruction manual (110 pages) ,
- Instruction manual (127 pages) ,
- Service manual (85 pages)
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9. MAINTENANCE [How to Service the Air Compressor]
Operating Life of Controller and Fan Inverter
19
(The controller is equipped only with
Ambient temp. ℉ (℃)
122 (50)
113 (45)
104 (40)
86 (30)
5
6
8
[Condenser life curve: reference value]
106
. The fan inverter is equipped only with
The smoothing capacitor and the cooling fan of
the controller and the fan inverter need periodical
inspection and replacement. (
The smoothing capacitor needs replacement every 6
years as standard. However the life of smoothing
capacitor varies depending on energized time and
ambient temperature of controller and fan inverter (see
the left figure). If the ambient temperature of the air
compressor is high through the year or if the current is
exceeded during operation, it needs to be replaced more
frequently.
Condenser
life (years)
And immediately replace it if leakage or expansion is
20
detected.
Contact the local HITACHI distributor/master dealer or
representative office for the replacement.
.)
Air-Cooled
9.2)
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