Set Appliance State:
Mains Power Off
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Observation:
Test 1.
Apply a DHW demand and allow boiler to run for 30 seconds,
then remove DHW demand.
Pump overrun should run for approximately 30 seconds.
Test 2.
Apply a CH demand and allow boiler to run for 30 seconds,
then remove CH demand.
Pump overrun should run for approximately 5 minutes (default setting).
Note.
CH pump overrun time may operate for less or more than 5 minutes depending on boiler parameter settings, refer to adapt for guidance.
Does pump overrun operate correctly?
Apply a DHW demand and allow boiler to run for 30 seconds,
then remove DHW demand.
Pump overrun should run for approximately 30 seconds.
Test 2.
Apply a CH demand and allow boiler to run for 30 seconds,
then remove CH demand.
Pump overrun should run for approximately 5 minutes (default setting).
Note.
CH pump overrun time may operate for less or more than 5 minutes depending on boiler parameter settings, refer to adapt for guidance.
Does pump overrun operate correctly?
Isolate as per TOPs P4
and refit as necessary