Edwards ES100

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Maintenance
A352-03-880 Issue B
5.12.6 The pumping speed is poor
 The connecting pipelines are too small in diameter.
 The connecting pipelines are too long.
 The inlet filter is blocked.
 The pump is not suitable for the application.
 The inlet intake screen is clogged.
 The optional inlet filter is restricted.
 The oil separating cartridge is clogged.
5.12.7 There is an external oil leak
 The oil pump shaft seal is worn or damaged.
 There is an oil leak from the gas ballast control.
 There is an oil leak from the drain tap.
 There is an oil leak from the oil filter O-ring.
5.12.8 The motor cuts out
 Mains power supply voltage or frequency is incompatible with motor characteristics.
 Check the circuit breaker setting.
 Check the electrical connections.
 The oil is too viscous or the room temperature is too low.
 A pressure rise in the exhaust pipework.
 The oil separating cartridge is clogged.
 The pump exhaust line is restricted or blocked.
5.12.9 Pump emits fumes at exhaust or oil consumption is high
 The separating cartridge is installed incorrectly.
 The separating cartridge is broken or burst.
 The automatic trap for re-injecting oil is blocked or its float is filled with oil.
 The oil filler cap not properly tightened.
 The pump is overheating.
 The pump is filled with the wrong type of oil.
5.12.10 Oil back-streams to vacuum chamber
 The integrated inlet valve is faulty.
 The gas ballast is open.