MAW
®
User Manual Rev. 3.0
47
25 User troubleshooting
Table 25.1
Heating system
Symptom
Cause
Action
No heating, display is off
The unit is switched off at the back or
not connected to the power source
Switch on the device or connect to
the power source
No heating
The alarm is on
Temperature deviated more than
0.5
o
C from the set temperature
Temperature setpoint is incorrect
Check the desired temperature
setpoint
Heating is uneven
System is not calibrated
Calibrate each zone according to
the User manual, using a high-pre-
cision thermometer
Table 25.2
CO
2
gas
Symptom
Cause
Action
‘CO2 P’ is shown on the dis-
play.
No/wrong CO
2
gas pressure in the
system
Check CO
2
gas supply; make sure
that the pressure is kept stable at
0.6 bar (8.70 PSI)
Table 25.3
Data logger
Symptom
Cause
Action
No data is sent to PC
The system is not powered
Check the power mains
The system is on standby or
switched off
Switch the system on
The data cable between incubator
and PC is not properly attached
Check the connection. Use only
the cable supplied with the unit
Table 25.4
Display
Symptom
Cause
Action
Missing segment(s) in display
Failure in the PCB
Contact your Esco Medical distrib-
utor for PCB replacement
Table 25.5
Keyboard
Symptom
Cause
Action
Absent or erratic function of keys Failure in the keys
Contact your Esco Medical distrib-
utor to replace the keys
