Burnham 805B, Installation, Operating And Servicing Instructions, Page: 10 / 100

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Figure 5: General Assembly (Knockdown Boilers)
on three sides (alcove) while maintaining
clearances shown in Figure 4.
F.
Move boiler to permanent location by sliding or
walking. DO NOT DROP.
For Packaged Boiler proceed to Section IV: Trim and
Piping.
G.
Install Canopy on section assembly. See Figure 5.
Canopy and hardware are located in Combination
Boiler Parts and Control Carton.
1. Position Canopy on top of Section Assembly.
Locate between end sections and sealing ledge on
front and back of each section.
2. Fasten each end with ¼" - 20 x 1" carriage bolts,
washers and nuts.
3. Seal between Canopy and Section Assembly with
furnace cement.
H.
Inspect joints between sections. They were factory
sealed. If any openings resulted during shipment or
handling, reseal with furnace cement. Confirm tie rods
are only hand tight to allow for thermal expansion.
I.
Install Base Front Panel. See Figure 5. Panel and
hardware located in Combination Boiler Parts and
Control Carton.
1. Attach Base Front Panel to Section Assembly using
¼" - 20 x 1¼" carriage bolts, washers and nuts.
2. Seal between top of Base Front Panel and Section
Assembly with furnace cement (shipped in
Combination Boiler Parts and Control Carton).
3. Seal between top of Base Rear Panel and Section
Assembly with furnace cement.
J.
Install Pilot/Main Burner Assembly. See Figure 7.
Assembly is located in Combination Boiler Parts and
Control Carton. Verify assembly is properly located on
support bracket in Base Rear Panel, seated on Main
Burner Orifice, and secured with hitch pin clip.
K.
Attach Flame Roll-out Switch to Burner Access
Panel. See Figure 6. Flame Roll-out Switch and
hardware are located in Combination Boiler Parts and
Control Carton. Flame Roll-out Switch is a single use
device - do not test with heat - switch cannot be reset.