• This switch at the top of the door up and down before and after, use to close the steam valve open the door up and down before and after, help for the driver can open the door by 2 lever 18 and 19 on board the steam valve closing batch-files.• Up and down front door steam valve:o Open the steam valve: open the lid of the box (2) off, rotate the switch (1) in the direction of the arrow so that the switch (1) horizontally. Finally, close the lid of the box (2)o Close the steam valve: open the lid of the box (2) off, rotate the switch (1) in the direction opposite the direction of the arrow so that the switch (1). Finally, close the lid (2).• The steam Valve gate down to the following:o You click keep no. 3 button to unlock the left hand at the same time open the lid of the box (2), the operation remains similar to the steam valve up and down before the door.
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