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9
Troubleshooting
WARNING!
Improper work for troubleshooting
Risk of injury!
Observe the relevant instructions in this operating
manual and / or the manufacturer's documentation
Our customer service department is at your service.
Failure to comply will lead to loss of any liablity claims.
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10 Spare Parts
For Spare Parts visit homecomfort.resideo.com/europe
MU1H-1382 GE23 R0521
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J K L M Cause
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- Protection against dry running is
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- The main power supply is
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- Control fuse has triggered
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- Shut-off valves are only opened
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- Pump or pipeline is not
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- Pump is sluggish
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- Mechanical seal is defect
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- inlet pressure in pressure vessel
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- System is leaky
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- check valve in compact booster
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- Form is lower than indicated in
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- Water withdrawal is bigger than
GB
A Compact booster unit shuts off
B Pressure fluctuation on pressure side
C The compact booster unit does not start.
D The pump is running but doesn´t pump water.
E Compact booster unit is pumping too little
F Pressure on pressure side too little
G Pressure on pressure side too high
H Leckage of the mechanical seal
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Overheating of the motor/pump.
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The motor protection switch is activated.
K Compact booster unit does not turn off
L Compact booster unit is turning on and off too often
M Overheating of the motor/pump.
not connected
interrupted
partially or not at all
completely ventilated or filled up
is not correct
unit is defect
the order data
specified in the order data.
15
Remedy
Connect or bypass
Check or eliminate the defect
Check and replace if necessary
Check and open if necessary
Venting or filling up
Pump has to be repaired by a
professional
Replace mechanical seal
Set inlet pressure, replace
pressure bubble
Seal the system
Check and replace if necessary
Connect the tank
Query is necessary
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