Lights Adjustment In Tractor´s Grill Check; Lights Adjustment In Tractor´s Grill; Lights Adjustment In Cab Roof Check - Zetor MAJOR Operator's Manual

Lights adjustment in tractor´s grill check
When checking on test wall, the tractor must stand on a horizontal surface and tires must be inflated to
prescribed pressure. Basic vertical adjustment is 3.5 % with service weight of the tractor. In horizontal
direction, the beams of lights must be parallel with the longitudinal axis of tractor's symmetry.
I - Distance of test wall from a headlight (5 m)
h - Height of the centre of headlight above the road
- Headlight slope (-3.5 %) of the distance of test wall = 17.5 cm
h
- Lifting the line of asymmetric light (15%)
Lights adjustment in tractor´s grill
Adjustment is done simultaneously with all screws for both
vertical and horizontal direction of a beam. In adjusted
state all the springs of unadjusted screws must be
preloaded! Each headlight is adjusted separately. Bulb
replacement is done by removing it from the back side of
reflector.

Lights adjustment in cab roof check

No point of a lit surface lying on the level of road to the left from longitudinal vertical surface passing through
the centre of headlight must be further from the front line of the tractor than 30 m. In horizontal direction,
headlight beams must be parallel with longitudinal axis of tractor symmetry.
Perform the lights adjustment check with service weight of the tractor. Front roof headlights can be used for
operation on roads only in such cases when a front mounted tool is hanged on the tractor or a device
covering main headlights (in tractor's grill).
ELECTRIC INSTALLATION
E609
NM13N105
78
NM13N106