8.3.10.1 Observe the Unit before Test (Alternate)
a) Record ionizer serial number / area / or identify the unit to be tested.
b) Indicator shows that ionizer is working.
c) Alarm light or out of balance indicator does not show.
d) All blowers are work and aim to work area.
e) All electrodes are available, clean and do not bent.
f) Sensor wiring does not be disconnected from the circuit.
g) The direction of air blow is correct.