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Once achieved, then tighten the lock nut by screwing down until tight against 
the base, but not that tight to cause damage to the screw or locknut. 
 
Allow the unit to run for up to five minutes with regular checks on the pressure 
gauge.  Once you are comfortable the pressure is constant at 0.7 on the gauge 
then the adjustment is complete. 
 

How to know if the unit is producing microbubbles: 

 

Look for white clouding in the water body 
assuming it is clear enough to see this as 
shown in the tank at our R&D centre.  You 
will see this milky clouding occurring in the 
water.   
 
These microbubbles will clear once the unit 
is turned off as they break to nanobubbles 
and both remain in the water as a ‘bank of 
air’ for some considerable time. 

 

Maintenance:

 

 

The Microbubble Generator is designed to operate with minimal operator action 
and should continue to produce microbubbles consistently once stared until 
switched off. 
 
Regular checks that need to be conducted are: 
 

Foot Valve Cage: 

 

Ensure the foot valve cage is not blocked by a build-up of rubbish.  If this cage 
cannot be seen, turn the MBG off at the power source, raise the cage and check.  
If blocked or partially blocked clean the cage off with a water jet, brush, rag or 
similar.  Once clean insert back in the water and restart machine. 
 

Note:

  After each restart check the pressure on the cylinder gauge and adjust as 

necessary. 

Содержание MBG-N5.5

Страница 1: ...OPERATION AND MAINTENANCE MANUAL Version 2 April 2019...

Страница 2: ...assist in control of unit for bubble generation Suction hose that connects foot valve to inlet Suction Hose that connects foot valve to primer pump Foot valve in cage High pressure delivery hose with...

Страница 3: ...uccessfully operate outside in all weathers The product requires mechanical lifting equipment to place into position or shift from one position to another It is feasible to bolt the frame to a specifi...

Страница 4: ...for tightness If unit continues to leak then shut down and remove the delivery hose and check for damage to the seal If seal is damaged replace seal and reconnect How to connect to the water source T...

Страница 5: ...other end of the larger hose is connected to the fitting found on the lower left side of the unit and inside the unit Feed the hose though the hole provided This connection is in front of the dischar...

Страница 6: ...length is required if the unit is relocated this can be achieved using a three phase extension making sure that any connection is kept out of water that may be around the unit Connection is simple and...

Страница 7: ...purpose one is to prime the main pump at start up and the other is to prime the main pump during operation as required This process is automated and requires no operator intervention once the switch i...

Страница 8: ...and has a set screw adjustment on the top There is no need to adjust the left hand actuator Take care as this actuator does get hot You will not need to adjust the right hand actuator only the air val...

Страница 9: ...e to adjust the pressure you need to adjust the air intake actuator Adjusting the air intake actuator The air intake actuator is the right hand side actuator which has the blue open plug injected in t...

Страница 10: ...bles will clear once the unit is turned off as they break to nanobubbles and both remain in the water as a bank of air for some considerable time Maintenance The Microbubble Generator is designed to o...

Страница 11: ...ure the unit is creating microbubbles at its optimum capacity If it is noticed this tends to change check the lock nut has not worked loose If it has readjust and retighten the lock nut Also check the...

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