Agilent Technologies 1100 Series Reference Manual page 54

3
Troubleshooting and Test Functions
Function Test Failed
Probable Causes
• Column compartment cover not installed correctly (bad insulation).
• Air intake blocked (insufficient air flow for cooling).
• Poor peltier efficiency (if setpoint temperatures can still be reached, and
• Defective sensors on flex board.
• Defective heater assembly.
Suggested Actions
44
are stable, there is no requirement to exchange the heater assembly).
Ensure cover is installed correctly.
Ensure sufficient space is available for air circulation
page 3).
Exchange the heater assembly.
("Bench Space"
1100 Series TCC Reference Manual
on