Chapter 6
6.15
PRONAR T672ECO
Technical Support
Fault
Possible cause
Solution
Excessive heating of
the axle hub.
Incorrectly adjusted service or
parking brake.
Adjust the expander arm positions
or parking brake cable tension.
Worn brake pads.
Replace brake shoes.
Incorrect hydraulic sys-
tem operation.
Incorrect hydraulic oil viscosity.
Check oil quality,
make sure that the oils in both
machines
are of the same grade. If neces-
sary,
change the oil in the tractor
and / or trailer.
Insufficient tractor hydraulic
pump performance, tractor
hydraulic pump defective.
Check the hydraulic pump on the
tractor.
Damaged or dirty actuator.
Check the cylinder piston rod
(bending, corrosion), check the
cylinder for leaks (piston rod seal),
repair or replace the cylinder if
necessary.
Actuator load too high.
Check and reduce the cylinder
load if necessary.
Damaged hydraulic lines.
Check and make sure that the hy-
draulic hoses are tight, not kinked
and properly tightened. Replace or
tighten as necessary.
Contaminated hydraulic oil.
Check oil cleanliness, replace fil
-
ters, change oil. clean the tank.
Incorrect oil level.
Check oil level and make up for
leaks.
Deregulated valves
or limit switches
Adjust limit valves and
limit switches
The individual functions
of the machine do not
work.
Hydraulic system hoses not
connected or not connected
correctly.
Check the connection and connect
the cables in accordance with the
operating instructions.
Trailer control electrical system
not connected.
Check the connection and connect
the cables in accordance with the
operating instructions.
Содержание T672ECO
Страница 3: ...INTRODUCTION ...
Страница 10: ...Introduction 8 PRONAR T672ECO ...
Страница 11: ......
Страница 12: ......
Страница 15: ......
Страница 16: ......
Страница 17: ...GENERAL CHAPTER 1 ...
Страница 32: ...SAFETY OF USE CHAPTER 2 ...
Страница 51: ...Chapter 2 Safety of use 2 20 PRONAR T672ECO ...
Страница 52: ...CONSTRUCTION AND PRINCIPLE OF OPERATION CHAPTER 3 ...
Страница 71: ...RULES OF USE CHAPTER 4 ...
Страница 101: ...PERIODIC INSPECTIONS OF THE TRAILER CHAPTER 5 ...
Страница 131: ...TECHNICAL SUPPORT CHAPTER 6 ...
Страница 147: ......
Страница 148: ......
Страница 150: ...APPENDIX A A 2 PRONAR T672ECO ...