Bryan Boilers 250 Boiler User Manual


 
Date: 8-4-2010
Revision: 0
Form: 2396
2.1.3 TRIPLE-FLEX LEFT SIDE VIEW
Figure 5 Triple-Flex Left Side View
1. This jacket access panel will permit access
to the primary air-to-air exchanger.
2. This jacket access panel will permit access
to the primary air-to-air exchanger and the
boiler convection tube access panels.
3. These jacket access panels will permit
access to the convection and furnace tube
access.
4. Flame observation port. This port provides
visual access to observe the pilot and main
flame during operation and service.
5. This jacket access panel will permit access
to the majority of the boiler devices.
WARNING:
The flame observation port will
become very hot during normal
operation. Burn injuries can occur if
come in contact with the skin.
2.1.4 TRIPLE-FLEX RIGHT SIDE VIEW
Figure 6 Triple-Flex Right Side View
1. Main gas inlet connection. This connection
is a 2” male national pipe thread.
2. Condensate Drain Connection. This
connection is a 1” male national pipe thread.
For installation details refer to paragraph
1.4.5.
3. This jacket access panel will permit access
to the majority of the boiler devices.
4. These jacket access panels will permit
access to the flue collector. There is no
practical reason for the removal of these
panels.
5. This jacket access panel will permit access
to the condensate trap. The condensate
trap is provided with a ½” NPT plugged
connection for cleanout purposes.
6. This jacket access panel will permit access
to the primary air-to-air exchanger.
2.1.5 TRIPLE-FLEX BEHIND THE
CABINET DOOR
Figure 7 Triple-Flex Behind the Cabinet Door
1. Auxiliary gas shutoff valve actuator.
2. Low fire displacement adjustment that can
be adjusted by removing the cap and
rotating the slotted screw clockwise to
increase gas flow and counter-clockwise to
decrease gas flow.
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Fig. 2.1.2 Triple-Flex Rear View