PRESSURE FAN MAXIMUM OUTPUT (QADAI)

Set Appliance State:

Isolate Mains Power to appliance as per TOPs P4

Turn Hot Water Tap On

Attach pressure gauge to fan pressure test point
Unclip Diverter Valve head from the body and leave in a safe location

WARNING! - Mains voltage is expected during test follow
TOPs P4 live testing procedure

Mains Power On

Measurement:

Operate appliance at maximum output using service mode.
FOR INSTRUCTIONS ON SERVICE MODE CLICK HERE
Fan pressure will be negative and should be in the white area of the table:

Notes:
1. When pressure gauge is removed pressure point cap should be replaced.
2. LPG pressures are the same as NG

If fan pressure is in the black area of the table this would indicate a restriction in the boiler flueways. CLICK HERE TO INVESTIGATE