Valeo spheros thermo 230, Руководство по ремонту

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801
Thermo 230 / 231 / 300 / 301 / 350 8 Servicing
8 Servicing
8.1 General
This section describes the servicing procedures allowed
on the heater when installed.
8.2 Heater Servicing
As long as the heater is in operation or in run-down the
battery main power supply must not be disconnected to
prevent the heater from overheating by response of the
overheat protection.
When performing long time repairs on the heater its
removal is appropriate.
After working on the heating circuit replenish with a
coolant mix prepared with water and anti-freeze and
bleed circuit afterwards according to manufacturer’s
instructions.
8.3 Vehicle Servicing
ATTENTION:
In the vicinity of the heater a temperature of 110 °C
must under no circumstances be exceeded (e.g.
during paint work on the vehicle).
8.4 Heater Test Run
The heater must not be operated, not even with the timer,
in enclosed areas like garages or workshops not equipped
with exhaust ventilation facilities.
8.5 Maintenance
The heater should be inspected in periodic time intervals,
latest at the beginning of the heating period (time of in-
creased heater usage due to present weather conditions),
refer to Maintenance plan in Appendix
A-1 .
8.5.1 Inspection and Attachment of the Exhaust
Muffler (only heaters from year of
production 1996 and up to production
date 1996, calendar week 36; 3G......)
NOTE:
If the exhaust muffler is already secured with a sheet
metal screw, the following procedure need not be
performed.
General
The exhaust muffler of heaters manufactured from the
beginning of 1996 up to a manufacturing date of 1998
(calendar week 36; 3G.......) (for year or date of production
refer to identification label) the exhaust muffler may get
loose or lost under certain circumstances. Therefore an
inspection for proper attachment of the muffler should be
performed.
Heaters manufactured
from beginning of 1996
up to 1998, calendar
week 36; 3G......)
Identification
label
Exhaust muffler