18
9.
ELECTRICAL TEST
9. 1
Switch on power supply. The red indicator
light at the left side of the burner should be on .
9.2
Press and hold in the “on” switch. Within
two seconds, the Fan motor should start and the
indicator light should go out.
9.3
Release the “on” switch. The fan should
continue to run.
9.4
Press the “off” switch. The fan should stop
and the indicator light should come on.
9.5
The fan has a “boost” speed intended to
clear any minor exhaust obstructions. To check its
operation:
i)
Switch the fan on (9.1 to 9.3 above).
ii)
Go outside the building and place a hand over the rectangular
exhaust outlet of the terminal. The fan should be heard to increase to
“boost” speed within approximately two seconds.
iii)
Remove the hand. The fan should revert to normal speed after
approximately three seconds.
9.6
The unit includes a blocked flue sensor system. To check its
operation:
i)
Switch the fan on (9.1 to 9.3 above).
ii)
Block off the rectangular exhaust outlet of the terminal. The
system should shut down and the indicator should light within ten
seconds.
iii)
After checking remove the flue blockage.
If the above tests are not satisfactory, refer to the servicing section of this manual.
Note: At times of very windy weather or low voltage conditions the fan may switch between boost and
normal speeds. A click from the atmospheric pressure sensor may be heard as the fan switches speeds.
Figure 31 Controls
Figure 30 Wiring diagram
Содержание Lincoln BR517S
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