If A Problem Occurs - Burkert 8077 Manuel D'utilisation

9.6

if a problem occurs

problem cause
Fluid does not Blocked device
flow through the
device any more
Blocked strainer (if present)
Rotors damaged
Reduced flow Strainer (if present) partially blocked
rate through the
Fluid too viscous
device
Incoherent Flow rate range not adapted
measurement
Air within the pipe
Friction due to an incorrect assembly
of the device
No frequency Incorrect wiring of the outputs
output
Hall sensor or Reed switch defective
Rotors incorrectly mounted
Magnet damaged
18
solution
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English
Remove and clean the oval rotors (see chap. "9.4 Replace the rotors").
Add a strainer of 75 µm upstream of the device.
Clean the strainer.
Replace the rotors (see chap. "10 Spare parts and accessories" and "9.4
Replace the rotors").
Clean the strainer.
Use rotors for fluids with a viscosity > 1000 mPa.s.
Verify specifications, adjust the device or the flow rate (see chap. "6.3 Fluid
data").
Slowly drain air from the pipe.
Verify the assembly of the rotors in the fitting (see chap. "9.4 Replace the
rotors").
Make sure that the device has been wired correctly (see chap. "7.3 Wiring").
Replace the cover with electronic module (see chap. "10 Spare parts and
accessories" and "9.5 Replace the cover with electronic module").
Disassemble the device and modify the position of the rotors (see chap. "9.4
Replace the rotors").
Replace the rotors (see chap. "10 Spare parts and accessories" and "9.4
Replace the rotors").
Type 8077
Maintenance and troubleshooting