Figure 7 Gas ballast control assembly
1. Gas ballast control
1. Gas ballast control
3. Air hole
3. Air hole
5. Bayonet lugs
5. Bayonet lugs
7. Filter element
7. Filter element
6.5 Clean the external fan cover
If the fan cover is not kept clean, the air flow over the pump 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 soft brush to remove dirt and deposits from the fan cover.
6.6 Replace the tip seals
This instruction is applicable to the replacement tip seal kit (contained in minor service
kit, refer to
6.7 Test the motor condition
CAUTION:
Do not flash test the pump or damage to the inverter may result.
A73001880_N
A73001880_N - Maintenance
Service kits
on page 37) that must be fitted.
Page 30
2. O‑ring
2. O‑ring
4. O‑ring
4. O‑ring
6. Compression spring
6. Compression spring
11/2020 - ©Edwards Limited