Result
Cause
Remedy
How to check
Phenomenon
10
Check air inlet opening of fan moter.
Air inlet opening is unusual
Operate with appropriate air inlet opening
Marking is incorrect
Incorrect nozzle.
Use correct nozzle
Check the fuel ⇒ Figure 8(P.19)
Use fuel except diesel and kerosene
Low quality fuel
Operate with appropriate fuel
Be mixed with water
Diesel and kerosenel goes bad
11 Combustion is not stable.
Check looseness of each joints
The connection has become loose
Air is coming
Fasten joints more tightly
An oxygen concentration is
low
Improper quantity of
combustion air
Check the altitude where heater is used
It is being used at higher than the
altitude of 1000m(3000ft)
Extend combustion air inlet opening
standard : 3
Noise occurs.
Noise occurs.
mark: 0.40 G 80゜AJ （DELAVAN）
standard: 3.0 ⇒ Figure 13 (P.22)
Check the marking of the nozzle
13
