Manitowoc Grove GMK 4100L-1, Operating Manual

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Driving
5.6 Heating and air-conditioning system
Operating manual 3 302 690 en 5 - 71
GMK4100L-1
2
3
.1
1.
201
7
Preheating the
driver's cab Adjust the heating system as follows if the driver's cab is to be preheated in
addition to the engine:
•
Switch ( 1 ) pushed in at the top.
•
Switch ( 2 ) to the required fan level
Recirculated air
.
•
Switch ( 3 ) to
Warm
setting
•
Air vents opened;
à
p. 5 - 66.
H
If you heat the driver's cab at the same time, the amount of time required to
preheat the engine will increase significantly.
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.
s
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. carbon dust,
wood dust and grain dust).
G
Danger of suffocation when operating the auxiliary heater
Do not use the auxiliary heater in closed spaces (for example, garage).