Section 11 - Troubleshooting; Heating System; Gas Regulator - K-Systems G210 InviCell User Manual

Troubleshooting

Section 11 - Troubleshooting

Heating System

Symptom
Wrong temperature
Wrong temperature on
touchscreen after system has
had time to stabilize
Temperature differs between
chambers
CO

Gas Regulator

2
Symptom
Wrong CO level measured at
2
sample port
Poor CO gas regulation
2
CO concentration alarm
2
CO pressure alarm
2
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38
Cause
The alarm is on
The setpoint for temperature
is wrong
System not properly
calibrated
Cause
System not powered on
CO gas regulator is OFF
2
No CO or wrong gas
2
attached to CO gas input
2
Actual gas concentration is
higher or lower than setpoint
Actual gas concentration is
higher or lower than setpoint
Lid(s) are left open
Seals are damaged or missing
on lid(s)
CO gas concentration more
2
than ± 1% from setpoint
No/wrong CO gas pressure
2
to system
Action
The temperature is more than
0.5°C off from the setpoint, wait
for the temperature to stabilize
Check the desired temperature
setpoint
Calibrate each zone according
to the User Manual using a high
precision thermometer (see page
44)
Action
Check mains and main fuse
Activate CO gas regulator
2
Check gas supply, make sure that
0.5-1.0 bar of gas pressure is
applied
Check CO setpoint
2
Calibration of the gas
concentration is needed.
Close lid(s)
Check the seals are intact
Allow system to stabilize by
closing all lids
Check CO gas supply; make sure
2
that pressure is kept stable at 0.5-
1.0 bar