Concoa IntelliSwitch 57 Series, Инструкция по техническому обслуживанию

Страница: 48 / 52

48
TROUBLESHOOTING
Symptom Possible Cause Possible Solution
No display or status lights ON.
•
No power to the system.
•
Check that the power source is live.
•
Check the system fuse.
•
Restore power.
•
Replace fuse.
•
Replace electronic control board.
System will not switch from one
side to the other automatically.
•
Check that the pressure on the destination
side is greater than the switchover pressure
setting.
•
Restore pressure to proper operating level.
•
Check that the switchover pressure setting is
correct for the cylinder size and inlet
pressures required.
There are pressure readings on both
inlet displays but no delivery
pressure.
•
Internal regulator for the valve system is
plugged or faulty
•
Isolation valves for delivery regulator are
closed
•
Clean or replace internal regulator
•
Open isolation valves
Remote alarm does not work with
the system.
•
Remote alarm is not powered.
•
Wiring between the Medical
IntelliSwitch™ and the alarm is incorrect.
•
Check the remote alarm LED on Medical
IntelliSwitch™ front panel.
•
Check alarm is powered and on.
•
Check wiring between alarm and Medical
IntelliSwitch™
Outlet pressure from the system
drops below the adjusted value.
•
Flow demands on the system are greater
than the cylinders can supply.
•
Cylinder pressures are too low.
•
Switchover pressure set too low for the
application.
•
Replace or resize cylinders.
•
Change switchover pressure on Medical
IntelliSwitch™.
Gas from one side appears to be
flowing to the other.
•
Dirty or bad check valve.
•
Replace check valve.
Any display shows "Err3"
•
Switchover pressure value is greater than
the cylinder size selected.
•
Change cylinder size by pressing the "Source
Select" button
•
Change switchover pressure value.