OGSI MOGS - 100, Installation, Operation And Maintenance Manual

Page: 34 / 67

Effective 11/2010 28
Troubleshooting Guide
Problem Sign Cause Solution
No power
Blank touch
screen display
Circuit breaker has
tripped
Loose wires
Ensure that power is available
from
230 VAC supply.
Check the Emergency-Stop
button. If this button is
pushed in, it secures all power
to the system.
Visually inspect the electrical
wiring. Reconnect any loose
wires to the labeled location.
System failure
No sound
System is in
MANUAL mode
Low pressure
Press the additional START
button if system is in manual
mode.
Check the GAUGE s creen and
ensure that the current High
Oxygen Pressure is not greater
than the set
Low-point .
Check the ALARM screen for
any faults.
A „
WARNING
ACTIVE
‟
sign will appear at the
bottom of each screen if a fault
has occurred.
System shuts down
inadvertently
„
WARNING
ACTIVE
‟
indication
Extreme change in
oxygen pressure
Check the ALARM screen.
If a warning is active, follow the
instructions.
Check the high oxygen pressure
gauge. If the reading is equal to
the set point, the machine has
been programmed to shut down.
Valves Sticking
Pressure levels
too high
Dusting of sieve or
machine filled with dirt
and dust due to filters
not being replaced
Remove valve block from machine
and clean valves and spools
completely.
Pressure Transducer
not Working
Machine not
shutting
ON/OFF at
target pressures
Faulty transducer
Remove transducer and return for
replacement.