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R
O
R
O
S
Y
S
S
Y
S
7
Troubleshooting
Problem
Protection
relay is not
shining green
light
The controller
does not start
after switching
on controller
circuit breaker
Main circuit
breaker trips
High pressure
pump is not
starting after
the controller
has started up
Low feed
pressure fault
14
T
E
M
T
E
M
Possible cause
No power
Power supply fault
Protection relay is
tripped
Loosened contact in
screw terminal
Other
Power supply does not
meet system
requirements
Other
Controller is in Standby
mode
Controller is in Stop
mode
Controller is in Service
Insufficient pressure of
water supply
Corrective action
Check that there is power
supplied to the system, power
cable is properly connected and
not damaged
Refer to protection relay manual
or contact Ecosoft product
support
Ensure clean 380-400 V, 50 Hz
electrical power supply to the
system
Open controller housing, check
that power supply conductors
are firmly fixed in 220V
terminals of the PCB
Contact your dealer's product
support
The system requires clean
power supply conforming to
electrical specification in
chapter 2. Check for brownout,
overvoltage, power surges
Contact your dealer's product
support
Check if permeate tank is full
Check that permeate tube is not
blocked or shut off with a valve
Open controller housing and
check that terminals 6 and 7 are
short-circuited with a conductor
Contact your dealer's product
support
Ensure adequate supply of
water per requirements in
Chapter 2
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