Webasto Thermo Pro 90, Установка оборудования

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Thermo Pro 90
9 Thermo Pro 90 HDD
903
9.3 U4840 coolant pump with EMC
suppressor module
NOTE
– Ensure sufficient pull relief of the wiring harness when
connecting to the coolant pump.
– After connecting to the control unit, bundle the coolant
pump wiring harness together with the other component
cables with a cable tie near the control unit.
9.3.1 Replacing the EMC suppressor module
Removal
1. Unplug electrical connections (see section 9.3).
2. Cut through cable tie.
3. Undo holder mountings screws, including ground con-
nection of the EMC suppressor module.
Installation
1. Secure holder and cable lug for ground connection of
EMC suppressor module with screws to the heat
exchanger housing (tightening torque
6 Nm +/-10%).
NOTE
Make sure the cable lug is seated correctly when tightening
the screw connection. Avoid twisting the cable lug when
screwing down.
2. Secure the EMC suppressor module to the inside of the
holder with cable ties.
NOTE
The heads of the cable ties should face inwards to facilitate
installation of the heater.
3. Establish electrical connections.
9.4 Combustion air fan
NOTE
The Thermo Pro 90 HDD has a special combustion air fan (mo-
tor connected to ground).
9.5 Fuel
The diesel fuel in accordance with DIN EN 590 specified by
the vehicle manufacturer must be used.
In terms of compatibility the fuels additionally comply with
the corresponding NATO Codes F34, F35, F63, F44 and F75.
The fuel properties according to the manufacturer's data-
sheet must be taken into account.
Fig. 902 U4840 coolant pump with EMC suppressor
module
Fig. 903 Thermo Pro 90 HDD combustion air fan