A366-04-880 Issue A
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Maintenance
5.7 Inspect and clean the inlet-filter
You must remove and clean the inlet-filter (positioned in the inlet-port) every time you change the oil in the pump
(see Figure 7).
Figure 7 - Remove and replace inlet-filter
1. Isolate the pump from your electrical supply.
2. Disconnect the pump from your vacuum system.
3. Remove the filter retainer-circlip (2) and withdraw the inlet-filter (1).
4. Clean the inlet-filter by washing it in a suitable cleaning solution. Allow the filter to dry.
5. Replace items (1) and (2).
6. Reconnect the pump to your vacuum system.
7. Reconnect the electrical supply to your pump.
5.8 Clean the motor fan-cover
You must keep the motor fan-cover clean. Your pump may overheat if the air-flow over the motor is restricted.
1. Isolate the pump from your electrical supply.
2. Use a dry cloth and a brush to remove dirt and deposits from the fan-cover.
3. Reconnect the electrical supply to your pump.
5.9 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).
1. Inlet-filter
2. Filter retainer-circlip
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