31
maintenance
Ash Removal
It is recommended to remove the ashes when the boiler
is not in operation. This lessens the chances of coming in
contact with hot surfaces. Ashes can be removed while
in operation but, extra care must be taken.
Open Ash Door
Lift the latch and open the door as shown in fig. 21.
Disposal of Ashes
Ashes should be placed in a steel container with a
tight fitting lid. The closed container of ashes should
be moved outdoors immediately and placed on a non-
combustible floor or on the ground, well away from all
combustible materials, pending final disposal. If ashes
are disposed of by burial in soil or otherwise locally
dispersed, they should be retained in the closed container
until all cinders have thoroughly cooled. Other waste
shall not be placed in this container.
Soot and Flyash: Formation and Need for
Removal
The products of combustion will contain small
particles of flyash. The flyash will collect in the exhaust
venting system and restrict the flow of the flue gases.
Incomplete combustion, such as occurs during startup,
shutdown, or incorrect operation of the room heater will
lead to some soot formation which will collect in the
exhaust venting system. The exhaust venting system
should be inspected at least twice monthly to determine
if cleaning is necessary. Pay particular attention to
screening in the vent cap. The screen, if present, will
accumulate with ashes rather quickly.
Remove Ash Pan
Always wear gloves to remove ash pan. Grab the ash
pan by the finger hold and pull it out of the boiler. Lift
the ash pan by the finger hold and use it for carrying the
ash pan.
Close the ash door before disposing the ashes.
Fig. 21
NOTE:
Keep hopper lid, hopper swing plate, firebox
door and ash pan door closed during operation and
maintain all seals in good condition.
Ash Door Handle
Ash Door
Ash Pan
Ash Pan Handle
WARNING! RISK OF FIRE!
• Ash, soot or creosote build-up may cause
overheating or fire.
• Routine cleaning of heat exchangers and
venting is required.
Содержание PB 105
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