KAMAZ 5490, Operation Manual

Page: 203 / 327

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3. Safety measures
3.1 The pre-heater and its components shall be
installed only by authorized companies, by reason of its
complicated structure: there’s a combustion chamber
where fuel burns, a heat exchanger which provides heat
transfer to the cooling liquid, fuel pump, air pump,
control unit, which controls and operates the work of the
heater according to the program, heat indicators, etc.
3.2 The pre-heater shall be used only for purposes
described in the present User Manual.
3.3 It is prohibited to use the pre-heater on special
trucks used for transportation of dangerous cargo.
3.4 It is prohibited to lay the fuel pipe inside the
passenger compartment or driver’s cab.
3.5 Truck with the pre-heater shall be equipped with a
fire extinguisher.
3.6 It is prohibited to use the pre-heater in areas, where
highly inflammable vapors or ample quantity of dust
may be generated or accumulated.
3.7 It is prohibited to use the pre-heater in
enclosed spaces having no ventilation.
3.8 While fuelling the truck the pre-heater shall be
switched off.
3.9 In case of malfunctioning, the pre-heater shall
be repaired in service centers, authorized by the
manufacturer.
3.10 The pre-heater shall be disconnected from
the accumulator battery when being repaired or welding
is performed with the truck.
3.11 It is prohibited to use the pre-heater with
cooling liquid frozen.
3.12 During installation and dismantling of the
pre-heater, there shall be observed safety measures
applicable for activities with wiring harness, fuelling
system and liquid system of the truck.
3.13 It is prohibited to connect the pre-heater to
the electric circuit of the truck with the engine running
and accumulator battery missing.
3.14 It is prohibited to switch off pre-heater
power before ending of the purging cycle.
3.15 The pre-heater is powered from the
accumulator battery regardless of the availability of the
truck frame connection.
3.16 It is prohibited to connect and disconnect the
pre-heater plug when the pre-heater power is on.
3.17 It is recommended to restart the pre-heater
after its switching off not earlier than in 5-10 sec.
3.18 In case of violation of the above-mentioned
rules, the User is deprived of warranty service right.
3.19 To ensure the pre-heater operating safety, in
case of three successive failures to start it, it is
recommended to contact with the service center for
trouble-shooting and fault handling.