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UCSM 144 29/09/2020
High Water Levels
1.
Check that high water alarm float is operational. Use spare float to test
Low Air Pressure in System
1.
With no alarm activated can be caused by faulty valves in air blower
2.
Replace chamber block kit or pistons in blower if necessary
Low Air Alarm
1.
Usually diaphragm broken in air blower or worn piston in Nitto air blower. Replace
chamber block kit or piston
High Water Alarm
1.
Irrigation blockage
2.
Stuck float control
3.
Failed pump
Desludge of Septic Chamber
1.
Sludge build up is checked at each service
2.
When levels rise to between 80cm and 100cm a full desludge of the primary tank is
required or as required by governing bodies
3.
Sludge build up depends upon the number of people using the system and product
usage. Time varies between 3 and 10 years
4.
Note on comment section on service form when a full desludge is required
Sample Service Form