Installing Ventilation/Overpressure Valve And Solenoid Valve - Webasto Dual Top Evo 6 Workshop Manual

Dual Top Evo 6 / 7 / 8
Connect plug 8 poles of sensor wiring harness to internal
wiring harness.
Put pink coloured silicon pad on 2 threaded studs M4 at
backside boiler and fix water temperature switch and water
temperature sensor of sensor wiring harness with 7 mm hex
nut.
NOTE:
Always replace the pink-coloured silicone guard
after changing the sensor wiring harness. This is
important for good heat conduction.
Fig. 837 Install water temperature switch and sensor.
Put thermo unit into boiler and fix with 4 screws T30.
NOTE:
Make sure that clearance between heat exchanger
and boiler is spread evenly. This can be ensured
with the large holes in the thermo unit.
Fig. 838 Install thermo unit including heat exchanger.
8.3.6 Installing ventilation/overpressure valve
and solenoid valve
Push air ventilation/overpressure valve as far as possible on
connection of boiler.
Push hot water pipe as far as posible into air ventilation/
overpressure valve and cold water pipe into connection of
boiler.
Fig. 839 Install ventilation/overpressure valve and hot
and cold-water line connection.
Push solenoid valve as far as posible into connection of boiler.
Fig. 840 Install solenoid valve.
8 Repair
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