Page 79
Caution
If any odor of gas is detected, or if the gas
burner does not appear to be functioning
in a normal manner,
close the main gas
shutoff valve
. Do not shut off the power
switch. Contact your heating contractor, gas
company, or factory representative.
10.2.2 Combustion Setup Procedure
See the detailed instructions in Section 9.10.
WARNING
Improper adjustment may lead to poor
combustion quality, increasing the amount of
carbon monoxide produced. Excessive carbon
monoxide levels may lead to personal injury or
death.
10.3
Shutting Down the Unit
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service person.
1. Turn off the main electrical disconnect switch.
2. Close all manual gas valves.
3. If freezing is anticipated, drain the unit and be
sure to also protect the building piping from
freezing. All water must be removed from the
heat exchanger or damage from freezing may
occur.
10.4
Restarting the Unit
If the system has been drained, see Section 10.1 for
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1.
Turn off the main electrical disconnect switch.
2.
Close all manual gas valves.
3.
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4.
Set the aquastat or thermostat to its lowest
setting.
5.
Open all manual gas valves.
6.
Reset all safety switches (pressure switch,
manual reset high limit, etc.).
7.
Set the temperature controller to the desired
temperature setting and switch on the
electrical power.
8.
The unit will go through a prepurge period and
ignitor warm-up period, followed by ignition.
10.2
Initial Operation
The initial setup must be checked before the unit is
put into operation. Problems such as failure to start,
rough ignition, strong exhaust odors, etc. can be due
to improper setup. Damage to the boiler resulting
from improper setup is not covered by the limited
warranty.
10.2.1 Initial Burner Operation
1.
Using this manual, make sure the installation
is complete and in full compliance with the
instructions and all local codes.
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with water and all air has been bled from both.
Open all valves.
3.
Observe all warnings on the Operating
Instructions label and turn on gas and electrical
power to the unit. It may be neccesary to reset
the low pressure switch.
4.
The unit will enter the start sequence. The
blower and pump will energize for pre-purge,
then the ignition sequence will start. After all
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open. If ignition doesn’t occur, turn off the unit.
Check that there is proper supply of gas. Wait
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5.
If ignition starts normally, leave the unit turned
on.
6.
After placing the unit in operation, the Burner
Safety Shutoff Device must be tested:
(a) Close the gas shutoff valve with the burner
operating.
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continue to run for the post purge cycle. A few
additional attempts to light will follow including
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purge. Ignition will not occur because the gas
is turned off. The ignition control will lockout.
(c) Open the gas shutoff valve. Reset the boiler
control by pressing the Reset button on the
control. Restart the appliance. The ignition
sequence will start again and the burner will
start. The appliance will return to its previous
mode of operation.
Содержание Brute MagnaTech BMGH1600
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Страница 47: ...Page 43 Figure 24 High voltage wiring diagram Model 1600 208V Single Phase ...
Страница 54: ...Page 50 8 12 Ladder Diagrams continued Figure 31 Model 1600 208V 1 Phase ladder diagram ...
Страница 56: ...Page 52 8 12 Ladder Diagrams continued Figure 33 Model 2000 208V 1 Phase ladder diagram ...
Страница 104: ...Page 100 1 13 12 4 3 5 13 2 15 DETAIL A 9 10 8 DETAIL Final Assembly ...
