Preheating Engine; Stopping Engine - XCMG QAY220 Operation Manual

QAY220 All Terrain Crane Operation Manual

4-1-2 Preheating engine

The engine should be preheated under
idle speed after starting. Only 60℃ of water
temperature is reached, can the engine run. In
winter or cold area, the time of preheating the
engine should be enlarged to increase cylinder
temperature and make the surfaces to be
lubricated sufficiently.

4-1-3 Stopping engine

Let the engine run at idle speed by releasing
accelerator pedal，and stop all operations.
Press the stop switch on the instrument panel,
after delaying for 2~3 seconds, the engine will
be shut down. If intend to discontinue the crane,
turn the starting key to OFF position to turn off
the main power.
I n e m e rg e n c y, d i r e c t l y p r e s s i n g t h e
emergency stop switch may stop the engine.
After the engine is shut down, return the switch.
Using the engine after starting without
preheating will lead to serious wear and
reduce the working life of engine.
Fig. 4-3 Stop switch
Chapter 4
Crane operation
4-3
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