23
PRELIMINARY CHECKS/ Starting The Fire
Before starting a fire in the 3 WOOD, check that:
1. The 3WOOD is filled with water.
2. The valves are open in the distribution system.
3. The distribution system has been purged of all its air.
4. The exhaust pipe and combustion air controls and
dampers have been installed correctly.
5. The seals on flue and ash door are in good condition.
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A. Completely open the flue gas damper (1)
(horizontal position) on breaching.
B. Turn draft regulator knob clockwise to the red
mark 90°C
C. Move the secondary air regulator (3) to the
middle position
D. Adjust the primary air damper (4) so it is open
1/32” at the bottom (minimum opening) using
the screw (5). Lock it in place with the lock nut.
The regulator arm should be in a level position.
E. Open the loading door (6), place small pieces
of paper and dry kindling wood on the top of
the grates and ignite them
F. Wait for kindling to ignite, complete the load
with larger pieces of wood not higher than
bottom of flap, then close the loading door (6)
G. Ensure the boiler has adequate combustion air
from vents to the boiler room. Air can be taken
from basement brought in from the outside.
1/32”
Note: Never detach the chain from the rods
or the handle.
Commissioning the 3WOOD Boiler:
WARNING
STARTING AND MAINTAING A WOOD FIRE
DO NOT OVERLOAD ABOVE FLAP
