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MACHINE CONTROLS
3-5
SY500H Excavator OMM
Seat and Seat Belt
0004669
Figure 3-2
A multi-position, adjustable seat is provided for operator
comfort. The front/rear position, up/down position, and
seat back angle can be adjusted.
Headrest
The headrest (1) can be raised or lowered.
Seat Heater
Press the heat switch (2) to turn the seat heater on and
off.
Lumbar Adjustment
The lumbar dial adjustment (3) increases or decreases
the lumbar support in the backrest.
Armrest Angle Adjustment
The seat has two armrests. The armrest angle can be
adjusted by rotating the dials (4).
NOTE:
The armrest angle can be adjusted up to 90°.
The armrest can be moved to a vertical position for
operator comfort.
Backrest Angle Adjustment
NOTE:
When adjusting the angle of the backrest, make
sure the backrest does not interfere with the cover
plate of the air conditioner. Do not allow the
control levers to touch the armrest.
Lift the lever (5), move the backrest to the desired
position, then release the lever.
Seat Belt
WARNING
• Inspect the seat belt. Replace the seat belt
immediately if the webbing is frayed or cut, if the
buckle is damaged or malfunctions, or if the
mounting hardware is loose. Replace according
to the seat belt manufacturer’s instructions.
• Always keep the seat belt fastened during
machine operation. Never twist the seat belt
when fastening.
Failure to follow these warnings could result in
death or serious injury.
Buckle the Seat Belt
Hold the seat belt latch plate (7) and pull upward to
lengthen the seat belt. Insert the seat belt latch plate into
the seat belt buckle (6).
WARNING
Keep belt slack to no more than 1 in. (25 mm). Belt
slack beyond this amount could significantly
reduce operator protection in an accident. Failure
to follow this warning could result in death or
serious injury.
Unbuckle the Seat Belt
To unbuckle the seat belt, press the red button on the
seat belt buckle (6).
1
Headrest
7
Seat belt latch plate
2
Heat switch
8
Seat cushion height
adjustment lever (page 3-6)
3
Lumbar
adjustment dial
9
Seat and console
adjustment lever (page 3-6)
4
Armrest angle
adjustment control
10 Weight adjusting switch
5
Backrest angle
adjustment lever
11 Seat forward and backward
adjustment lever (page 3-6)
6
Seat belt buckle
12 Seat cushion adjustment
lever (page 3-6)
5
3
4
12
6
8
11
7
9
2
10
1
Summary of Contents for SY500H
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