281 Issue 1 - Service Manual - BX3
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6.7 Unit Operation
1. Check power supply lead is in good condition.
2. Check all gas connections are good and do not leak.
3. Check the wall control wiring connection at the unit is in good condition.
4. Check the maximum burner pressure at the test point provided on the gas valve.
5. Check the duct system airflow distribution, balance and adjust as required.
6. Check the unit’s selected 3 speed fan is appropriate for optimum heat output for the
application.
