horiba GA-370, Instruction Manual

Page: 80 / 95

6 Troubleshooting
64
6.3.3 Types of cautions and remedial actions
Table 30 Types of cautions and remedial actions
CO
2
ZERO
CAL
CO
2
zero
calibration failed.
Is the gas
stopped?
If each of the sample gas
and reference gas is not
stopped, stop the gas and
then perform calibration.
If the problem is not
resolved with the above
actions, contact HORIBA or
local representative.
―
CH
4
ZERO
CAL
CH
4
zero
calibration failed.
―
CO ZERO
CAL CO zero calibration
failed.
―
CO
2
SPAN
CAL
CO
2
span
calibration failed.
Is there a problem
with the state of
the span gas
cylinder (type/
residual pressure/
flow rate)?
Is the span gas
concentration
setting
appropriate?
If the flow rate is not the
specified flow rate, adjust
the flow rate and perform
calibration.
If the type of gas is
incorrect, perform
calibration with the
appropriate gas.
If the gas residual pressure
is 1 MPa or less, contact
HORIBA or local
representative.
If the problem is not
resolved with the above
actions, contact HORIBA or
local representative.
―
CH
4
SPAN
CAL
CH
4
span
calibration failed.
―
CO SPAN
CAL CO span calibration
failed.
―
Name Description Check details Remedial action Contact output
Name Description
Check
details
Remedial action
Contact
output
EVENT
LOAD The event history could not
be loaded at startup.
―
Contact HORIBA or local
representative.
―
CALIBRATI
ON LOAD The calibration coefficient history
could not be loaded at startup.
―
Contact HORIBA or local
representative.
―
RTC
BATTERY
The RTC battery has
deteriorated.
The time will not be backed up
and there will be a problem
with the clock display and the
history times and dates. ―
The battery needs to be replaced.
Contact HORIBA or local
representative.
―
RTC
DRIVER
An error occurred with time
management.
The time has become
unsynchronized resulting in
errors in the clock display and
the history times and dates. ―
Contact HORIBA or local
representative.
―