Valeo Thermo H 160, Руководство по ремонту

Страница: 40 / 48

809
Thermo H plus 8 Repairs
Installation
1. Bring burner (1, Fig. 809 ) in assembly position and
ensure center alignment and correct fit.
2. Place nuts (2) and alternately tighten them slightly.
3. Tighten nuts (2).
4. If applicable, bolt fuel lines down using hollow screws
(6) and new gaskets, or slide on fuel lines and secure
with hose clamps.
5. Connect the temperature sensor plug.
6. Connect the heater wiring harness plug.
7. If applicable, secure the combustion air intake line to
the heater.
CAUTION
The two combination nuts M8, connecting the burner
and the heat exchanger, must be tightened to
7.5 +1 Nm each and additional are to be secured
using thread lock (Valeo ident. no.: 154245Z).
8.3.2 Removal/installation of the temperature
sensor with integrated overheating pro-
tection
Risk of injuries if coolant temperature is increased.
Removal
1. Establish voltage-free state of the heater and secure
it for duration of the work ( Observe 1.6.3 ! ).
2. Disconnect the temperature sensor plug from control
device.
3. Unscrew and remove temperature sensor (1, Fig.
810 ).
Installation
1. Manually screw temperature sensor (1, Fig. 810 ) into
the heat exchanger.
2. Tighten temperature sensor (1).
3. Connect the temperature sensor plug to the control
device.
8.3.3 Hood removal/installation
Removal
1. Establish voltage-free state of the heater and secure
it for duration of the work ( Observe 1.6.3 ! ).
2. Loosen screws (3, Fig. 809 ).
3. Remove hood (4).
Installation
1. Position hood (4, Fig. 809 ) in assembly position.
Ensure center alignment, proper fit and seal towards
heater wiring harness and cable grommet of the tem -
perature sensor.
2. Screw in screws (3) and tighten.
Scalding hazard!
Caution!
Fig. 810 Temperature sensor removal and installation
1
1 Temperature sensor
17 ±1 Nm