ACD320user manual
Maintenance
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Chapter 8 Maintenance
8.1 Routine maintenance
When you use ACD280 series you must assemble and operate it according to demand listed
in this
《
service manual
》
strictly. During run state, temperature, humidity, vibration and aging parts
may affect it. To avoid this, it is recommended to perform routine inspections.
Table 8-1 Daily inspection items
Period
Inspection
item
Inspection content
Criterion
Daily Periodic
√
Run state
parameter
(1)output current
(1)within range of rated value
(2)output voltage
(2)within range of rated value
(3)inside temp
(3)temp. increment < 35.
√
Cooling system
(1)installing ambient
(1)good ventilation, unblocked air-path
(2)local fan
(2)rotate normally without abnormal
noise
√
Motor
(1)heating
(1)no abnormality
(2)noise
(2)even
√
Inverter
(1) vibration, heating
(1)vibration balanced, proper wind temp.
(2)noise
(2) without abnormal sound
(3)fixation of lead, terminal
(3)fixed screw don’t loose
√
Run ambient
(1)temperature, humidity
(1)-10.~+40. 40.~50.used in lower
volume or execute compulsory heat
dissipating
(2)dust, water and leakage
(2)no water leakage imprint, no
dust
(3)gas
(3)no peculiar smell
Recommend to inspect with following instrument:
Input voltage: electric voltmeter.output voltage: rectifying voltmeter.input output current:
pincers ammeter.
8.2 Inspection and replacement of damageable parts
Some component parts in the inverter will be abraded or bear descending performance for
long-term usage
，
to assure that, the inverter can run stably and reliably, it is recommended to
