Cleaning Instructions; Ventilation System - WEG CFW500 Serie Manual Del Usuario

Component
Terminals, connectors
Fans /Cooling systems
Printed circuit boards
Power module/ Power
connections
DC bus capacitors
(DC link)
Power resistors
Heatsink
(*) The fan of the CFW500 can be easily replaced as shown in

6.5 CLEANING INSTRUCTIONS

When it is necessary to clean the inverter, follow the instructions below:

Ventilation system:

Disconnect the power supply of the inverter and wait for 10 minutes.
„
Remove de dust accumulated in the ventilation opening using a plastic brush or cloth.
„
Remove the dust accumulated on the fins of the heatsink and fan blades using
„
compressed air.
1
Release of the locks of
the fan cover
Cards:
Disconnect the power supply of the inverter and wait for 10 minutes.
„
Disconnect all the cables of the inverter, identifying all of them in order to reconnect
„
them correctly.
Remove the plastic cover and the plug-in module (refer to
„
Connection and APPENDIX
Remove the dust accumulated on the cards using and anti-static brush using and/or
„
ion compressed air gun.
Always use grounding strap.
„
Table 6.3: Periodic inspection at every 6 months
Abnormality
Loose screws
Loose connectors
Dirty fans
Abnormal acoustic noise
Blocked fan
(*)
Abnormal vibration
Dust in the air filters
Accumulation of dust, oil, humidity, etc.
Odor
Accumulation of dust, oil, humidity, etc.
Loose connection screws
Discoloration/ odor / electrolyte leakage
Safety valve expanded or broken
Frame expansion
Discoloration
Odor
Accumulation of dust
Dirt
figure 6.1.
2
Removal of the fan
Figure 6.1: Removal of the heatsink fan
B).
- English -
Troubleshooting and Maintenance
Tighten
Cleaning
Replace fan
Cleaning or replacement
Cleaning
Replacement
Cleaning
Tightening
Replacement
Replacement
Cleaning
3
Cable disconnection
chapter 3 Installation and
Corrective Action
4
Cable disconnected
CFW500 | 31