
© 2021 Staheli West
119
Faults
Fault 1012: Airflow Not Detected in Pre-Purge (See Fault 1260)
Fault 1013: Airflow Not Detected in Purge
Fault 1014: Airflow Not Detected in Pre-Ignition
Fault 1015: Airflow Not Detected in Spark Ignition
Fault 1016: Airflow Not Detected in Main Ignition
Fault 1017: Airflow Not Detected in Run
Fault 1018: Airflow Not Detected in Post-Purge
Indicates airflow was not detected when there should be airflow. See fault 1260 if fan is not
starting.
Causes
Troubleshooting
Fixes
• Clogged airflow switch/hoses/
filters.
• Start the fan in manual mode
and observe the airflow switch
status (should be closed). This
will cause fault 1010 to appear.
If fault 1010 does not appear
continue troubleshooting.
• Check the airflow switch and
hoses for obstructions.
• Check all 4 airflow filters.
• Clean out hoses.
• Remove obstructions.
• Remove and clean sensor air
inlet port.
• Clean/Replace faulty airflow
filters. (Part 34490)
• Faulty airflow switch.
• Replace airflow switch.
• Faulty wiring.
• Inspect the wiring for ground,
continuity, and proper voltage.
• Repair/Replace wiring.
Summary of Contents for DewPoint 331
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