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Model 9016 X-Purge Operator Interface
8 Trouble-Shooting Guide
8.1 Division 1 X-Purge Trouble-Shooting
PROBLEM
When power is applied, the
purge status indicator light
does not come on
After power is applied, the
purge status indicator stays
solid red; it does not switch to
yellow or blink
The purge status indicator is
yellow, but the enclosure
takes an excessively long time
to complete the purge (when
the status indicator turns
green)
Purge status indicator flashes
yellow and purge takes an
excessively long time to
complete.
Purge or operation stops and
purge status indicator flashes
red code
February 2022
POSSIBLE CAUSE
Power is not connected to
the unit
Improper line voltage
selection
No air supply to unit
Restrictions in air line
Restrictions in main purge
line inside enclosure
Leaks in the enclosure
Low purge gas supply
pressure
Restriction in the main purge
line
Low purge gas supply
pressure
Fatal purge error
15
Daisy Data Displays, Inc.
SUGGESTED SOLUTION
Connect AC power to the power
connection on the purge system.
Ensure that the power switch is on.
Ensure that AC power is on.
Ensure that the 120/240 VAC switch
on the purge control is set
appropriately for your power
source.
Ensure that a purge gas line is
connected to the unit and that the
supply line is "on." The pressure
gauge on the air-in box should
indicate a higher pressure than 20
PSI
Ensure that supply line and inlet
connect have no restrictions and
that the supply line is not kinked
Ensure that the main purge line
(terminating in a brass tee fitting) is
not kinked or disconnected
Ensure that all access doors are
closed and latched. Ensure that all
access panels are closed and sealed.
There should be no holes or
openings in the enclosure.
Increase purge gas inlet pressure at
the air-in regulator or on the main
supply line
Ensure that the main purge line
within the enclosure (ending in a
brass tee fitting) is not kinked or
obstructed
Increase purge gas inlet pressure at
the air-in regulator or on the main
supply line
See Table 6.1 X-Purge Status Light
Key on page 12.
D010-000002
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