Valeo Thermo H 160, Workshop Manual

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801
Thermo H plus 8 Repairs
8 Components and heater removal
and installation
8.1 General
The safety hints and regulations in Chapter 1 (see 1.6 )
must be adhered.
Before starting the work at the heater, it is to make
voltageless and this state must be ensured for the
duration of the work. (consider 1.6.3 !).
ATTENTION:
Sealing elements between disassembled compo-
nents must be principally discarded and replaced.
This does not apply to the temperature sensor gasket
ring, as it is permanently attached.
Screws with coated threads must be discarded and
replaced.
It is permitted to remove components from the heater,
while the heater is installed in the vehicle, assuming that
sufficient space is available and no components will be
damaged.
NOTE:
If components are disassembled to a degree not covered
in this workshop manual, any warranty claim shall be
voided.
Only genuine Valeo spare parts should be used.
In the figures of the procedures following icon is used:
The following symbols give you an orientation during the
procedures, where the next step(s) will be performed on
the heater:
• at the HV control head
• at the heat exchanger
• at the Diesel burner head
Symbol tightening torque:
Features in graphics parts (e.g. nuts, bolts)
that are to be mounted with a specific tigh -
tening torque. The values for the tightening
torque are at the symbol and are binding.
Danger to life and health!
Warning!
High voltage!
Danger to life!
Warning!