2. General Description
The air heater Air Top 2000 S operates under the
evaporator principle and basically consists of:
- combustion and heating air fan
- heat exchanger
- burner insert with combustion tube
- control unit
Air Heater Air Top 2000 S
For control and monitoring a
- control unit/control circuit board
- flame sensor
- glow plug
- temperature limiter
- temperature sensor
are located within the unit.
All Air Top 2000 S heaters may be controlled
by means of an optional external temperature sensor.
Fuel supply is provided externally by a fuel dosing pump.
A malfunction of the Air Top 2000 S is indicated by an
error code displayed on the combination or standard
timer. When equipped with the standard control dial,
the operating indicator flashes. In addition a heater check
out may be performed using a personal computer (refer
to operating instructions PC air heater diagnosis).
Air Heater Air Top 2000 S
(covers removed)
2.1 Combustion and Heating Air Fan
The combustion and heating air fan delivers the air re-
quired for combustion from the combustion air inlet to
the burner insert. By means of the fan the heating air is
also delivered to the hot air outlet.
Combustion and Heating Air Fan
201
2 General Description
Air Top 2000 S
