Main Switch - Zetor PRIMO HT 20 NC Operator's Manual

Main Switch

1 - GLOWING
2 - OFF
3 - ON
4 - STARTING
It is used to start and stop the engine.
'OFF' Position

In this position, the ignition key can be inserted and removed. When the key is turned to the
OFF position when the engine is running, the engine is switched off.
'ON' Position

The engine is running and the switch is energized in this position.
'STARTING' Position

In this position, the engine can be started. When the key is released, the switch returns to the
'ON' position.
'GLOWING' Position

In this position, the combustion chamber of the engine is heated.
38
TRACTOR CONTROLS
PRIMOHT20NC_0008