Cepex CMC-08-24, Инструкция по установке и эксплуатации

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34
Maintenance
5. Troubleshooting - Detection and Repair
Problem Cause Repair
Disconnection of valve
valve cable
Short-circuit in valve
cable or solenoid
Problem in power
circuit impaired
battery
Short circuited sensor
Valve will not open in
automatic program or
Computerized manual
operation
Blinking drop in line with one
of the valves on display panel
Controller cannot be
programmed/Display does not
appear
Sensor icon blinking and valve
does not open
Carefully check wire
connections and valve cable
Check wire connections or
replace solenoid
Check power source/
transformer or replace
battery
Replace sensor or repair
connection
Valve will not close
Operating handle on
valve in OPEN position
Turn valve handle to
AUTO closed position
Dirt and scale in valve
Clean valve
Problem in valve
(e.g. torn diaphragm)
Replace valve
Faulty controller activity
Defective Memory
* Operate RESET mode:
Press and
simultaneously for 4
seconds. All controller
programs will be deleted.
On screen display will
appear showing the
programs that have been
deleted. The process has
been completed. Number
of valves and MNF. Code will
appear on screen.
Controller must be
reprogrammed. see page 32
* Note: This operation will cancel all of the programs previously
programmed in the controller.
EN