Metering Home Failed - Agilent Technologies G1367A Reference Manual

3
Troubleshooting and Test Functions

Metering Home Failed

The metering plunger has failed to move back to the home position.
The home position sensor on the sampling unit flex board monitors the home
position of the plunger. If the plunger fails to move to the home position, or if
the sensor fails to recognize the plunger position, the error message is
generated.
Probable Causes
• Dirty or defective sensor.
• Broken plunger.
• Defective metering-drive motor.
• Defective MTP board.
Suggested Actions
82
Exchange the sampling unit flex board.
Exchange the metering plunger and seal.
Exchange the metering-drive motor.
Exchange the MTP board.
1100 Series WS MWS Reference Manual