Heating System; Heating System Configuration - Zetor HORTUS HS Series Operator's Manual

Heating System

The heating is switched on and set by rotating the control knob in the roof console, turning on the fan and
setting the selector to the desired speed.
Warm 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.

1. Fan
2. Electric Heater
3. Cab Filter
4. Recirculation Inlet
5. Rotary Air Vent
Note: For ideal system operation, the engine must run at 1,000 rpm.
WARNING:
Before starting the engine, make sure that the system is off (by turning the fan off) to avoid

overloading the battery.
After long operation of the system at full power, never switch it off suddenly, but let it run for

about 20 seconds lightly loaded, switch off the heating and let the system cool down.

Heating System Configuration

The heating system consists of two units: 1. Heating and fan installed behind the roof console.
2. Power supplying set consisting of an air conditioning compressor located in front of the engine and driven
by a belt directly connected to the engine pulley. If the air flow does not immediately start flowing from the
diffusers when the system is activated, switch off the tractor immediately and determine the cause of the
fault.
*N.B: Never turn on the heating system when working in dusty environments.
CABIN SYSTEM
HODP158
117