PRONAR T743, Operator'S Manual

Page: 113 / 150

Pronar T743 SECTION 5
5.14
In the event of confirmation of oil on hydraulic ram cylinder bodies ascertain origin of leak.
Inspect hydraulic seals when ram cylinder is completely extended. Minimum leaks are
permissible with symptoms of "sweating", however in the event of noticing leaks in the form
of "droplets" stop using the trailer until faults are remedied.
During leak tightness inspection check technical condition of hydraulic conduits. All conduits
should be replaced after 4 years of trailer use, regardless of their wear.
ATTENTION!
The trailer and tractor must not be attached if the hydraulic oil in the two machines is of
different types.
Do not use the trailer with damaged hydraulic system.
Checking tightness:
•
After a week of use
•
every 12 months of use.
Replace all hydraulic conduits after 4 years of trailer use.
5.2.10 OPERATION NO. 10 - CHECKING LIGHTING AND SIGNALLING SYSTEM.
Required service actions
Hitch trailer to tractor.
Switch on all lights in succession.
Check completeness and technical condition of lights.
Check completeness of all reflective lights.
Check correct mounting of triangular slow-moving vehicle sign.
Check connection conduit and conduit plug.
Check condition of conduit group and connection blocks.