Webasto Thermo Pro 90, Установка оборудования

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8 Repairing and replacing components
Thermo Pro 90
805
8.10 Burner unit and glow plug
Removal
1. Remove heater (see section 7.5), depending on space
requirements.
2. Remove combustion air fan (see section 8.9).
3. Remove screw (2, Fig. 809/Fig. 809).
4. Remove burner unit (1) with glow plug socket (3).
5. Remove glow plug:
Detach retaining tab (6) by removing screw (4), detach
glow plug socket from fuel line.
6. Complete work on stripped down components (see sec-
tion 8.3).
Installation
1. Carefully insert the glow plug as far as it will go into the
burner unit.
2. Secure retaining tab for glow plug with screw (4)
(tightening torque 2.5 Nm ±10%).
3. Fit glow plug socket on fuel line.
4. Fit burner unit and glow plug socket in the burner head
(7).
5. Secure burner unit with screw (2). Tighten screw to
3 Nm ±10%.
6. Install combustion air fan (see section 8.9).
7. Make electrical connections (see section 8.4).
8. If removed, install heater (see section 7.5).
8.11 Burner head
Removal
1. Remove heater (see section 7.5).
2. Remove combustion air fan (see section 8.9).
3. Remove burner unit with glow plug (see section 8.10).
4. Remove retaining screw of V-clip and detach V-clip.
5. Pull burner head out of heat exchanger and remove.
6. Complete work on stripped down components (see sec-
tion 8.3).
NOTE
When replacing the burner head, the exhaust gas tempera-
ture sensor must be removed from the old burner head and
fitted in the new burner head. See to section 8.13.
Installation
NOTE
The burner head and exhaust gas outlet socket can still be
aligned after installation in the vehicle.
1. Fit burner head in heat exchanger, align if necessary and
secure with V-clip.
2. Tighten retaining screw of V-clip to 3 Nm ±10% .
3. Install burner unit with glow plug (see section 8.10).
4. Install combustion air fan (see section 8.9).
5. Install heater (see section 7.5).
Fig. 809 Burner unit and glow plug
Fig. 810 Burner unit and glow plug, front
3 2
6 4 5
1
7
1
3
2
4, 6
5
Fig. 811 Burner head