Agilent Technologies 7694 - No Power; Oven Carousel Wont Rotate Properly; Oven Carousel Wont Agitate

Troubleshooting
Mechanical/Electrical Problems
123
Suggested Actions
Call Agilent service.
No Power
Probable Causes
• No power to the unit.
Suggested Actions
1. Verify that the power cord is connected to the 7694 Headspace Sampler
and to a live power source.
2. Call Agilent service.
Oven Carousel Won’t Rotate Properly
Probable Causes
• Loose or broken belt in the oven assembly.
• Check the stepper motor. Measure R across the left or right pair of wires in
the motor connector: R = 6-7 ohms.
• Dirty carousel sensor eye.
Suggested Actions
1. Tighten or replace the belt in the oven assembly. See your service manual
or contact Agilent service.
2. Replace the stepper motor if necessary.
3. Clean the sensor eye with an alcohol swab.
4. Call Agilent service.
Oven Carousel Won’t Agitate
Probable Causes
• Agitation set off.
• Loose or broken belt in the oven assembly.