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
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 |
Measurement:
Operate appliance at maximum output using service mode.
FOR INSTRUCTIONS ON SERVICE MODE CLICK HERE
The pressure will read negative, refer to fan pressure chart, If the pressure reading is in the white area of the chart, fan pressure would be acceptable, If the pressure reading is in the black area of the chart, fan pressure would be unacceptable.
Is fan pressure acceptable?
Note:
When pressure gauge is removed pressure point cap should be replaced.
FOR INSTRUCTIONS ON SERVICE MODE CLICK HERE
The pressure will read negative, refer to fan pressure chart, If the pressure reading is in the white area of the chart, fan pressure would be acceptable, If the pressure reading is in the black area of the chart, fan pressure would be unacceptable.
Is fan pressure acceptable?
Note:
When pressure gauge is removed pressure point cap should be replaced.
Isolate as per TOPs P4
and refit as necessary