Wilo TOP-S Instrucciones De Instalación Y Funcionamiento página 47

Fault
With the power
switched on, the pump
does not run.
Installation and operating instructions Wilo-TOP-S/-SD/-RL/-I
Cause
Fuse protection tripped /
defective.
Residual-current-oper-
ated protection switch has
tripped.
Undervoltage
Damage to the windings
Terminal box defective.
Condenser defective
(only for 1~). Terminal box
type 1/2/3/4/5
Cable jumper for speed
change-over not fitted/
wrongly fitted. Terminal
box type 2/4
Speed selection plug is not
fitted.
Terminal box type 5/6/7
Remedy
Exchange / switch on the fuse pro-
tection.
If the fuse protection trips again:
• Check the pump for electrical
defects.
• Check the mains cable to the
pump and check the electrical
connections.
Switch on the residual-current-
operated protection switch.
If the residual-current-operated
protection switch trips again:
• Check the pump for electrical
defects.
• Check the mains cable to the
pump and check the electrical
connections.
Check the voltage at the pump
(refer to the rating plate).
Contact customer service.
Contact customer service.
Exchange the condenser.
Fit the cable jumper correctly,
see fig. 4/7b
Fit the speed selection plug.
English
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