Komatsu GALEO HM350-2 Operation & Maintenance Manual page 129

OPERATION
ADJUSTMENT BEFORE OPERATION
ADJUSTING OPERATOR'S SEAT
Park the machine in a safe place and stop the engine when carrying out adjustment of the operator's seat.
Adjust the seat before starting operations or when changing operators.
Adjust the position of the operator's seat so that you can depress the brake pedal fully with your back against the seat backrest.
(A) Fore-and-aft adjustment
Move lever (1) up, move the seat to the desired position, then
release the lever.
Fore-and-aft adjustment:180 mm (7.1 in)
(B) Adjusting seat angle
Move lever (2) up and push down on the rear of the seat to tilt it
backward.
Move lever (2) down and push down on the front of the seat to tilt
it forward.
Adjustment range: 13 degrees (Front tilt, rear tilt: 4 stages each)
(C) Setting seat for operator's weight
Sit on the seat and adjust the strength of the suspension with
valve (3).
Adjustment range (Target): 50 kg (110 lb) to 120 kg (265 lb)
Push: Suspension is strengthened.
Pull: Suspension is weakened.
(D) Adjusting backrest angle
Move lever (4) up and move the backrest to the front or rear.
When doing this, keep your back pressed against the seat back.
If your back is not against the seat back, the seat back may spring back suddenly.
Adjustment range: 66° to the front (3° x 22 stages)
72° to rear (3° x 24 stages)
NOTICE
If the seat back is reclined too far, the seat back may hit the rear glass, so use it in a position where it does not contact the glass.
3 - 80
[10 mm (0.4 in) x 18 stages]
WARNING
OPERATION