Crane operation
11.7 Heating and air-conditioning system
11 - 136 3 112 993 en Operating manual GMK 6400
12.07.2013
Switching on • Check whether the auxiliary heater is allowed to be operated at the cur-
rent site of the truck crane before switching it on. Find out whether there
are any possible sources of danger that could result in an explosion
H
This section describes how to switch on the heater manually. The auxiliary
heater can also be switched on automatically;
à Storing the heating start,
p. 11 - 138.
• Turn on the ignition; à Switching on the ignition, p. 10 - 4
• Press the (1) button once.
The auxiliary heater switches on automatically – the control field lights up
Setting the temperature
• Turn switch (1) to the desired temperature
If the switch (1) is turned as far as possible (2) (
cold), the auxiliary heater is
not switched on.
The auxiliary heater only supports the heating capacity of the standard heat-
ing system as long as the engine is cold. If the engine is warm, the heater is
switched off. However, the pump for the auxiliary heater continues to run
until you switch the auxiliary heater off.
H
Always switch off the auxiliary heater when you turn off the truck crane
when the battery master switch is switched on. In this way, you prevent the
auxiliary heater from restarting and the batteries from running down after
the engine has cooled down.
G
Risk of explosion when operating the auxiliary heater
The auxiliary heater is not allowed to be operated:
– At service stations and tank farms
– At places where flammable gases or vapours can be found or formed
(e.g. at places where fuel is stored and in chemical factories)
– At places where explosive dust can be found or formed (e.g. coal dust,
wood dust and grain dust)
G
Danger of suffocation when operating the auxiliary heater
Do not use the auxiliary heater in closed spaces (e.g. a garage).
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