Section 12, Ventilation Fans, Filters (Electrical Enclosure) - Gardner Denver VS80A Operating And Service Manual

SECTION 12
VENTILATION FILTERS (ELECTRICAL ENCLOSURE)
Ventilation Filters - The electronics housed in the standard IP54 enclosure box are ventilated by a
combination of an intake air filter and pressurized air provided by the heat exchanger cooling fans.
Filter Inspection - In order to ensure the electronics operate at peak efficiency and free from
troublesome temperature-related stoppages, it is imperative that the filter elements be kept clean:
1. Be sure the unit is completely off and oil reservoir is depressurized.
2. Disconnect, lockout and tagout power supply to the compressor package.
3. To service intake-side filter, open access door on the right-hand side of the electrical enclosure –
Refer to Figure 4-1, page 27 for details.
4. To service discharge-side filter, open access door to the electrical enclosure – Refer to Fig 4-1,
Page 27 for details.
5. Remove filter elements from each bracket by prying open the retaining grill area.
6. Inspect the elements. If dirty, gently clean with soapy water and allow to dry completely before re-
installation. If damage is evident, replace.
7. Replace elements into frame and replace snap grills.
8. Close access doors.
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