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Valtra VALMET 8550 User Manual

Valtra VALMET 8550
15 pages
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VALTRA – VALMET
MEGA MEZZO HI-TEC
WORKSHOP MANUAL
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Valtra VALMET 8550 Specifications

General IconGeneral
Engine TypeDiesel
Cylinders6
Displacement6.6 l
Transmission Gears36 forward and 36 reverse
Max. speed40 km/h
Hydraulic pump output73 L/min
PTO Power130 hp
PTO Speed540/1000 rpm

Summary

Fuel system

Bleeding fuel system

Procedure to remove air from the tractor's fuel system after maintenance or component replacement.

Measuring fuel feed pressure

Steps to measure the fuel pressure supplied to the injection pump using a gauge.

Checking injection timing

Method for verifying the timing of fuel injection into the first cylinder using flywheel marks.

Adjusting fuel injection timing

Steps for correcting the fuel injection timing by rotating the injection pump.

Checking/changing delivery valve

Procedure to test the pressure and function of the delivery valve within the injection pump.

Reconditioning injectors

Instructions for cleaning, checking, and reassembling fuel injectors and their components.

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