9
Repair
9.2.2 Replacement of Control Unit
The procedure for replacement of the control unit is
identical for the air heater in installed or removed condi-
tion.
Replacement is to be performed in accordance with
Air heater Air Top 2000 without Diagnosis
shown. Figure is also applicable for replace-
ment of combustion air fan or Air Top 2000 Di-
agnosis.
1
Heating Air Intake
2
Insulation
3
Seal
904
NOTE
NOTE
1
Fig. 902 Replacement of Combustion Air Fan (Removal)
9.2.3 Replacement of Temperature Limiter
The procedure for replacement of the temperature limiter
is identical for the air heater in installed or removed con-
dition.
Replacement is to be performed in accordance with
8.7.3.
2
Air Top 2000
NOTE
3