Heating And Cooling System - Kohler 3APU-HC Manual

2.2

Heating and Cooling System

Description of the main functional components
Figures 2, 3, 4 and 5 show the main components of the heating and cooling system:
1 Support structure of the power unit.
Power unit: it's function is to supply energy at the right power to the entire system, by the action of a diesel engine.
2
Electrical and control box: this box, which is to be only serviced by an authorized kohler technician.
3
4 Compressor: the function of the compressor is to increase the pressure of the coolant by compressing it and sending it to the
condenser by transforming it from gas to liquid form.
5 Alternator: the function of the alternator is to keep the vehicle battery and the system charged.
6 Exhaust gas muffler.
7 Condenser: the function of the condenser is to transform the coolant from gas to liquid form.
Evaporator: it's function is to cool/heat or regulate ambient temperature inside the area in which it is
8
installed.
Control panel: allows manual access to all the system functions.
9
10 Adjustable nozzles for the distribution/direction of the airflow.
1
2
Fig. 2
6
5
4
Fig. 4
THIS MANUAL IS PROPRIETY OF
Power Unit
Power Unit
- ALL FORMS OF REPRODUCTION, PARTIAL OR OTHERWISE, IS STRICTLY PROHIBITED
General Description and Technical Data - 2
7
3
Fig. 3
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Fig. 5
12
Condenser
Evaporator
10
TP-6576 12/07b
9