Manitowoc GROVE GMK5150L, Operating Manual

Page: 267 / 1040

Driving
5.6 Heating and air-conditioning system
Operating manual 3 302 709 en 5 - 71
GMK5150L
1
2
.0
1.
201
8
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
current 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
(for example, 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).