Bradford-White Corp D4504S*F(BN Manual De Usuario

Page 8 

Adjust Damper Position and Verify (Open Posi-
tion) 

15 seconds 

Trial for Ignition 

90 seconds 

Flame Stabilization Period

3 seconds 

Re-adjust Damper Position and Verify 

15 seconds 

Flame Failure Response Time 

1.5 seconds (2 second maximum; 1 second mini-

mum)

Adjust Damper Position and Verify (Closed Po-
sition) 

15 seconds 

Damper Blade Position Fault (failed open/close) 

Retry after 2 minutes 

Soft Lockout 

Retry after 5 minutes 

ECO Limit Lockout 

Indefinite (See page 11 to reset) 

Verify Resistive Delay 

Retry after 2 minutes (repeats 5 times) 

Simulated Resistive Load Lockout 

Indefinite (cycle power to reset) 

Hardware Error Lockout 

Indefinite (self clears if fault clears for at least 15 

seconds)

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