H476-USER MANUAL-FULL BOOK-ENGLISH

AUXILIARY HEATER

Airtronic/Airtronic M

ADR function Wiring for ADR mode (dangerous goods in utility or commercial vehicles, e.g. fuel tanker)  wire yourself according to vehicle circumstances

Parts list for the circuit diagrams Airtronic / Airtronic M and Airtronic / Airtronic M– ADRmode A1 Airtronic / Airtronic M control box A30 Fuse holder, 3 pin B1 Control sensor, internal B6 Flame and overheating sensor F1 Fuse 12 V = 20 A / 24 V = 10 A M4 Burner motor R1 Glow plug Y1 Fuel metering pump

Please note! Circuit diagram for Airtronic / Airtronic M see Page 34 and 35. Circuit diagram for Airtronic / Airtronic M in ADR mode ¬ see also Page 36. For circuit diagrams for other control units, e.g. EasyStart T, R and R+, refer to the installation instructions of the control unit concerned.

m Battery isolating switch n Generator D+ o Auxiliary drive NA+

Please note! • It must be ensured that if the battery isolating switch is pressed due to EMERGENCY STOP, all the heater‘s electric cir cuits are disconnected from the battery immediately (without any consideration of the heater‘s status). • If the battery isolating switch is pressed to disconnect the battery from all electric circuits, the heater must be switched off first and if applicable you must wait until the heater’s af terrun has finished. a to the heater b to the control unit x Insulate and tie back any cable ends that are not needed.

Optional b

Activation of vehicle blower and / or separate fresh air fan

Please note! • The plus signal is only applied in „Low“ control stage (PIN 16, plus signal for relay, Imax = 200 mA)

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