■ If
the vehicle must be used where there are people present, keep a safe distance, and switch on
the warning devices and lighting system (headlamps, work lamps, rotating beacons).
■ If there is a danger of injury to people, the driver must immediately alert them of the fact that the
snow groomer is operating in their area.
Preheating system
Figure 75: Right maintenance flap
Pos. Name
1 Preheating system connection (110/220 V)
Function
The
preheating system makes it easier to start the engine even at extremely low outdoor tempera-
tures.
The preheating system consists of two electric heating rods:
■ heating rod in the engine block
■ heating rod in the hydraulic oil tank
NOTICE
Risk of engine damage
The engine may be damaged if the coolant temperature is too low.
►
Use the preheating system at an ambient temperature below freezing point.
Pre-heating
NOTICE
► Before getting into the driver's cab, check whether the preheating system cable has been dis-
connected from the mains.
The preheating system must be connected to the mains supply (110/220 V) to preheat the engine
block and the hydraulic fluid.
■ The preheating system must be connected to the provided connection (1) using an automatic
fuse.
■ Coloured connectors differentiate the mains electricity (110/220 V):
□
Yellow plug = mains supply 110 V
□ Blue plug = mains supply 220 V
Operating and Maintenance Manual
Snow groomer BISON
112
(255)
8 - Driving
BISON 908930245 - 30367
8.2
■
8.2.1