Manitowoc Grove GMK4100L-1 Operating Manual page 286

Driving
5.6 Heating and air-conditioning system
H
5 - 72
This section describes how to switch on manually. The auxiliary heater can
also be switched on automatically;
•
Switch on the ignition;
Menu control
The jog-dial (rotary push button) (1):
– turn to select,
– press to confirm.
Setting the temperature
•
Turn switch (1) to the desired temperature.
If the switch (1) is turned as far as possible A ( 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.
à
Storing the heating start , p. 5 - 74.
à
Switch the ignition on , p. 4 - 9.
•
Press the button (1) once. The auxiliary
heater is switched on and the control panel
and buttons are illuminated.
The status of the auxiliary water heating sys-
tem is indicated by the coloured light on the
button (1):
Lights up green:
Lights up blue:
Lights up white:
flashing red:
flashing green:
flashing blue:
3 302 690 en
Heater operating
Fan operating
Heater off – controls on
Error
heater operation
programmed
fan operation
programmed
Operating manual
GMK4100L-1