Crane operation
11.7 Heating and air-conditioning system
11 - 130 3 112 993 en Operating manual GMK 6400
12.07.2013
11.7 Heating and air-conditioning system
• Do not cover grilles (1) and (2)
– Air is drawn in through grilles (1) and (2)
11.7.1 Standard heating system
Switching on • Start the engine. The heating output is only provided when the engine is
running
Heating You must set the fan, fresh air/recirculated air and the temperature.
Setting the fan
• Turn switch (2) to the required level 1 to 3, depending on the desired air
quantity
Setting fresh air/recirculated air/mixed air
You can set the air to be sucked in by the fan.
• Turn switch (1) to the position for:
Setting the temperature
• Turn switch (1) in the required direction
A Recirculated air – air is sucked out of the crane cab.
Change to fresh air often to ensure that oxygen is supplied
B Fresh air – outer air is sucked in
C Mixed air – outside air and air from the crane cab will be sucked in.
The percentage of the corresponding air type can be smoothly
increased by turning the knob in direction (B) or (A).
A Colder
B Warmer