ANALOX 1371 MK 2 SURVEYOR CARBON DIOXIDE MONITOR
1371-810-03 User Manual, August 2007
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9
FAULT FINDING
The list below is intended to assist in tracing elementary faults, which can probably be corrected by
the user or a Technician. It is not an exhaustive list of all possible conditions. If any difficulty is
experienced, contact either the agent who supplied the Instrument or Scottish Anglo E.P. Ltd.
Service Department, at the address shown on the front page of this manual.
SYMPTOM
CORRECTIVE ACTION
No Display or Green Light
Check Mains Supply is connected / Switched On
Check Instrument Fuse & Replace if necessary
No Display Response to Gas
whilst in normal operating
mode.
Check that Pump is operating (Listen close to Instrument for Buzzing
sound / feel slight vibration on Instrument Housing) If obviously not
operating contact Agent or SAEP. Ltd.
Check any external tubing to the Instrument for blockage / kinks
No Display response to
Calibration Gas
Check Calibration Gas Cylinder is not empty and that the gas in the
cylinder is Carbon Dioxide (CO
2
).
Check the flow on the flowmeter is approximately 1 Ltr/Min. If still no
response, carry out procedure detailed in Section 5.2.6 of this manual &
contact Agent / SAEP. Ltd
Alarms not Functioning
Check that the ALARM INHIBIT switch on the front panel is in the Right
Hand position, and the 'INHIBIT' LED is not lit. Note that the Inhibit LED
will operate for about 30 Seconds after switch-on.
Check the Alarm Set points as detailed in Section 4 of this manual.
'FAULT' LED Illuminated
'ZERO' adjustment control incorrectly set (Too far Anti-clockwise)
Carry out Calibration procedure as detailed in Section 5 of this manual
If this does not correct the fault, contact Agent or SAEP. Ltd.
'O.RNG' LED Illuminated
(Overrange)
Contact Agent / SAEP. Ltd.
