Circulation diffuse
Heating system
The heater is switched on and adjusted by rotating the control knob at the roof console, then switching on the
blower and setting the selector at the preferred speed.
To warn the cab up quickly, the knob should be rotated fully clockwise and the blower set to speed 3.
The screen is demisted or defrosted by air directed through a slot vent. For defrost or fast demist, all other
vents should be closed off.
Important:
Ventilation is provided by a single blower unit serving both the heating system and the air conditioning
system.
After reaching the desired temperature adjust the system to suit your needs.
Note: For ideal system operation, the engine must run at 1 000 rpm.
Warning: Before starting the engine, make sure the system is off (by turning off the ventilation
fan) so as not to overload the battery.
fter the s
stem at full power for a lon
period of time, never turn it off suddenl
but let it first idle
for about 20 seconds.
Heating system configuration
The heating system consist of two units:
1. Electric heater and blower unit installed behind roof console.
2. Power supplying set, consisting of an auxiliary alternator located front of the engine and driven by
a belt directly linked to the engine pulley.
If the air does not come out from the diffusers right away as soon as the system is started, turn off
immediately and identify the fault.
N.B: Never turn on the heatin
s
stem when workin
in dust
environments
1 - Circulation diffuser
With the circulation vent set in any position outside Air will
still be pulled into the cab.
U18N118
1 - Heating Fan
2 - Electric heating
3 - Air Filter
4 - Recirculation connections
5 - Rotary Air diffuser
U18N119
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