The Unit Is Leaking; The Frequency Converter Is In Error Mode Or Turned Off - Xylem LOWARA e-SV Series Additional Installation, Operation And Maintenance Instructions

7.12 The unit is leaking

Cause
Worn mechanical seal
Mechanical seal damaged due to thermal shock (presence of
air bubbles in the unit)
Defective mechanical seal
Mechanical seal damaged due to temperature of the liquid
outside the rated limits
Mechanical seal damaged due to chemical incompatibility
with the liquid

7.13 The frequency converter is in error mode or turned off

The frequency converter (if present) is in error mode or turned off
Cause
See the frequency converter manual
e-SV series – Additional Installation, Operation and Maintenance Instructions
en – Translation of the Original Instructions
Remedy
Replace the mechanical seal, or
Fit a mechanical seal with harder seal faces
Replace the mechanical seal
Replace the mechanical seal
Replace the mechanical seal with another of a suitable make
Replace the mechanical seal with one of a make chemically
compatible with the pumped liquid
Remedy
See the frequency converter manual
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