4
Sectional drawing
1 Hot-air impeller
2 Control unit
3 Combustion air impeller
4 Glow plug
5 Cover
6 Heat exchanger
7 Combi-sensor
(overheating sensor / flame sensor)
8 Module clock
9 Change-over switch ‘heating / ventilating’
10 Fuse carrier with master fuse and fuse ‘actuation’
11 Electric motor
12 Fuel connection
13 Flange seal
14 Combustion chamber
15 Exhaust hood
AIRTRONIC
D2 = Ø 60 mm or Ø 75 mm
AIRTRONIC
D4 = Ø 75 mm or Ø 90 mm
16 Combustion air hose
17 Dosing pump
18 Cup sieve built into the dosing pump
19 Exhaust
20 Flexible exhaust gas pipe
21 Exhaust silencer
F = fresh air
W = hot air
A = exhaust gas
B = fuel
V = combustion air function
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