Maintenance Instructions; Technical Maintenance Regulations - Nortrac XT20 Owner's Manual

4.1 Technical Maintenance Regulation
Carrying out the technical maintenance specifications of the tractor is the effective way to prolong the service life of
the tractor and reduce accidents.
The technical maintenance schedule for XT series tractors is based on the accumulated work hours, which includes
maintenance for: every shift, every 10 work hours, every 50 work hours, every 250 work hours, every 500 work
hours，every 1000 work hours, every 1600 work hours, winter and long-term storage.
Important notes:
1. All maintenance work should be carried out by the owner/operator or a trained service professional,
who is familiar with the tractor.
In order to keep the tractor Running-In a normal operation and prolong its service life, the
2.
technical maintenance regulations should be strictly observed.
3. The tractor warranty can be voided at any time should damage happen as the result of any operator
who is unfamiliar with the tractor or when specified maintenance procedures are not performed
according to manufacturer specified timelines.
4. Opening the engine and hydraulic system safety valve, the relief valve, and the voltage regulator
are prohibited, without prior manufacturer authorization. Making adjustments to these sensitive areas
may cause damage to the tractor, and invalidate the warranty.
4.1.1 Maintenance for every shift
(1) Remove the dust, oil and dirt on the tractor, and clean air separator under dusty working conditions.
(2) Check the tightness of each fastener outside of the tractor and tight them if necessary, especially the
front/rear wheel nut.
(3) Check the oil level of the engine oil pan, radiator, fuel tank, hydraulic steering oil tank, and hydraulic lifter;
when checking the oil level of engine oil pan, the tractor should be parked for at least 30 minutes on a level
plane.
(4) Grease according to table 1 technical maintenance.
(5) Check if the engine has any air/oil/water leakage. If any, eliminate the leakage.
(6) Check front/rear tire pressure, and adjust as required.
(7) Check and adjust the free travel of the clutch and the driving brake pedal.
(8) Maintain the diesel engine according to the requirement of daily- maintenance described in the engine
manual.
Maintenance Instruction
4. Maintenance Instruction
44