Clean The Gas-Ballast Filter; Clean The Motor Fan-Cover And Enclosure; Clean And Overhaul The Pump; Remove/Replace The Gas-Ballast Filter - BOC Edwards E2M28 Instruction Manual

5.6

Clean the gas-ballast filter

PAGE
Note: You may have removed the gas-ballast filter to
26
connect a gas supply or valve to the gas-ballast
inlet.
Refer to Figure 11.
1. Remove the retainer circlip (3).
2. Remove the protective wire mesh (2) and filter
elements (1).
3. Wash the wire mesh and filter in a suitable
cleaning solution. Allow the wire mesh and filter
to dry before replacing them in the pump.
4. Refit the wire mesh (2) and filter element (1) in
the adaptor plate housing and retain with the
retainer circlip (3).
Issue J
E2M28 and E2M30 Rotary Vacuum Pumps
1. Filter element
2. Wire mesh
3. Retainer circlip
Figure 11 - Remove/replace the gas-ballast filter
5.7 Clean the motor fan-cover and
enclosure
If the motor fan-cover and enclosure are not kept
clean, the air-flow over the motor can be restricted
and the pump may overheat.
1. Switch off the pump and disconnect it from the
electrical supply.
2. Use a dry cloth and a brush to remove dirt and
deposits from the fan-cover and enclosure.
5.8

Clean and overhaul the pump

Clean and overhaul the pump as described in the
instructions supplied with the clean and overhaul kit
(see Section 7.2).
26 Jun 03