19
The following procedure should be followed to clean and
8.
check the boiler ue passageways:
Remove the burners from the combustion chamber by A.
raising the burners up from the manifold orices and
pulling toward the front of the boiler. See
gure #15
.
Figure #15
Disconnect the vent pipe from the vent adapter.B.
Remove the top jacket panel. See C.
Figure #16
.
COMBUSTION
BURNER
(REMOVED)
BURNERS
GAS
VENT PIPE
CHAMBER
DOOR
VA LVE
ADAPTER
ROLL-OUT SAFETY
BURNER
SWITCH
JACKET
FRONT
PANEL
Figure #16
Disconnect the white compression tting from the pres-D.
sure switch.
Disconnect venter wires from relay.E.
Remove the ue collector and venter from the boiler F.
castings by loosening the hold-down bolts located on
each side of the collector. See
gure #17
.
BURNERS
ORIFICES
GAS VALVE
HOLD DOWN
BOLT
FLUE
COLLECTOR
VENTER
ASSEMBLY
A1795
Figure #17
Visually inspect the venter assembly for any unusual G.
wear or dirt build up. Clean with vacuum if necessary.
Place a sheet of heavy paper or similar material over H.
the bottom of the combustion chamber and brush down
the ue passageways. The soot and scale will collect
on the paper and is easily removed with the paper.
Vacuum out base and ueways and reassemble the I.
boiler in reverse order.
Seal ue collector and vent adapter with high tempera-J.
ture silicone. (+400°)
Start boiler to ensure proper operating condition.K.
Keep the area around the boiler clean and free of com-
9.
bustible materials such as gasoline, paints, paint thinner
and other such ammable vapors and liquids.
The free ow of combustion and ventilating air to the
10.
boiler and boiler room must not be restricted or blocked.
Some circulators require periodic servicing. These circula-
11.
tors usually have oil cups or openings at each end of
the motor and one for the shaft bearing. Put about one
teaspoon of SAE 20 or 30 non-detergent motor oil in each
GENERAL INSTRUCTION FOR SEASONAL START UP AND MAINTENANCE
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