underwater
cleaning
technology
B600 Service Manual
10 Trouble Shooting
Note! The entire system must be disconnected from the main power source before all service operations.
All electrical work must be handled by a certied electrician!
Problem Reason Remedy
Pump does not run and the 1. Incorrect phase sequence Switch main switch
cleaner does not move to other position
2. Fuses tripped out Replace the fuse
3 Cable defect Replace or x the cable
4. Blocked impeller Remove the obstacle
5. Over current relay has tripped Reset with reset button
6. Power failure has occurred Start over from scratch
The motor protector (Over
current relay) trips out 1.Blocked impeller Remove the obstacle
after a short while 2.Incorrect voltage Contact electrician
3.Incorrect phase sequence Switch breaker on Power
Control Box
4 Over current relay set too low Increase in steps by 0,2
5.Water inside the pump Contact Weda service
The cleaner does not move 1. Magnetic clutch switch o Check the switch
but the drive motor runs 2. Magnetic clutches slip Clean the clutches
3. No power (electrical) Reset the fuse in the
to the clutches Power Control Box
The cleaner turns slowly or 1.Drive tracks defect Replace with new
not at all 2.Incorrect adjustment See paragraph 5
of the drive tracks above.
3.Magnetic clutches loose Contact Weda service
4.Oil or water in the clutches Contact Weda service
The cleaner does not turn 1.The sensor are broken or not adjusted Change or adjust
when it correctly hits the wall 2.PLC defect Control the PLC
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