Zetor UTILIX HT Series, Operator'S Manual, Page: 134 / 154

Noise levels
The tractor is approved in accordance with the applicable EC Directives.
To avoid increased noise levels, proceed as follows:
- After maintenance work or repairs, reassemble all the soundproof panels and materials correctly
- Do not make any changes to the tractor which may increase the noise emission.
- Beware of any abnormal noise or vibration; if you notice unusual noise or vibration, park the tractor safely.
Inform the authorized service about the situation. Avoid prolonged operation.
Reference standards for the measurement of noise levels:
z
The maximum driver-perceived noise level, with the engine at normal operating temperature and
measured in accordance with the test method described in the European Directive 2009/76EC
z
The maximum noise level measured with the tractor in motion and the tractor stationary, measured in
accordance with the method described in European directive 2009/63/EC.
Model
NOISE LEVELS
Maximum noise lovel in CAB with Doors
open(Roof hatch and front and rears
windows open), db(A)
Maximum noise level in
CAB with doors closed,
db(A)
ROPS Driver-
perceived sound
level[dB(A)]
UTILIX HT45/
HT55(ROPS)
- - 78
UTILIX HT45/
HT55(CABIN)
82 81.5 -
Model
NOISE LEVELS
Maximum external noise level
With tractor moving, db(A)
Maximum external noise level
With tractor stationary, db(A)
UTILIX HT45/ HT55(ROPS) 78 76.2
UTILIX HT45/ HT55(CABIN) 77 75.4
MAIN TECHNICAL PARAMETERS
133