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4.5 COMPLETE PARAMETER LIST TABLE (CONTINuEd)
PARAMETER
DESCRIPTION
Burner control
9500
Prepurge time
9501
Prepurge time min
9512
Required speed at ignition
9513
Required speed ignition
max
9524
Required speed Low Fire
9525
Required speed Low Fire
minimum
9529
Required speed High Fire
9530
Required speed High Fire
maximum
9540
Postpurge time
9542
Postpurge time minimum
9650
Chimney drying
9651
Required speed chimney
drying
9652
Duration chimney drying
Engineer
FACTORY
NOTES
DEFAULT
15s
The length of time to purge the flue system on startup of
the burner can be increased up to 51 seconds if required
15s
Minimum possible pre-purge time, beyond which it is not
possible to reduce parameter 9500
30kW = 2500rpm
Fan speed required for ignition
60kW = 3500rpm
90kW = 2500rpm
120kW = 3500rpm
150kW = 2850rpm
30kW = 2790rpm
Maximum limitation of 9512
60kW = 3990rpm
90kW = 3510rpm
120kW = 3990rpm
150kW = 4110rpm
30kW = 1950rpm
Fan speed required at minimum burner modulation
60kW = 2150rpm
90kW = 2100rpm
120kW = 2150rpm
150kW = 2250rpm
30kW = 1950rpm
Minimum limitation of 9524
60kW = 2150rpm
90kW = 2100rpm
120kW = 2150rpm
150kW = 2250rpm
30kW = 4650rpm
Fan speed required at maximum burner modulation
60kW = 6650rpm
90kW = 5950rpm
120kW = 6650rpm
150kW = 6850rpm
30kW = 4650rpm
Maximum limitation of 9529
60kW = 6650rpm
90kW = 5950rpm
120kW = 6650rpm
150kW = 6850rpm
15s
Number of seconds that the fan will continue to operate
after the gas valve has closed
15s
Minimum limitation of 9540
Off
Function can be used to dry out the lining of a chimney or
used to check the operation of a burner fan without firing
the burner with gas (only the fan runs in this mode). Only
active when the heater is in standby and can be interrupted
at any time with a request for heat
500rprm
Predetermined speed for chimney drying function. A mini-
mum fan speed of 1500rpm is recommended
10 minutes
Duration of chimney drying function (maximum 1440 min-
utes)
46
MAXXflo EVO
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