UPRENT impulse MUMBAI IP Series User Manual page 23

Problem
Pump does not rotate
Drive unit is overloaded
WARNING
If appear some pump defect and cannot find fault immediately contact Uprent
technical department
Possible cause
Defective fuse.
Not receiving any power
Drive belt between motor and
pump is defective or loose.
Thermal protection switch of the
start/delta switch cuts out.
Incorrect direction of rotation
.
Solution
Check fuse and replace if
necessary
Check electrical connections
Replace the drive belt or
tighten it up.
Turn switch from stars to delta
more quickly
Reverse direction of rotation
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