Downloaded from www.Manualslib.com manuals search engine HEATING
Additional heating
61
61-2
DIAGRAM OF THE D3WZ HEATER
1Air blower turbine
2Electric motor
3Heat exchanger
4Combustion chamber
5Spark plug
6Flame detector
7Temperature sensor
8Overheating switch
9Control unit
10 Combustion air intake tube
11 Burnt gas exhaust pipe
12 Dosing pump 13 Fuel filter
14 Main fuse
15 Interface
ACombustion air inlet
BExhaust gas outlet
CVehicle fuel circuit
DCoolant inlet (thermoplunger outlet)
ECoolant outlet (towards the heater matrix)
