Zetor PRIMO HT 20 NC, Operator'S Manual, Page: 111 / 134

Check and Adjustment of the Fan Belt
Check and adjust the fan belt tension regularly.
1. Loosen the alternator retaining screw and slide the alternator to adjust the tension.
2. Check belt tension.
Push on the center of the belt with a force of 13.2 ~ 15.4 Ib (6 ~ 7 kg). If the belt bends by 0.28 ~ 0.35
in (7 ~ 9 mm), it is OK.
Check of Fuel Hose (Main Fuel Filter)
Check the fuel hose as follows:
1. Stop the engine. After the engine has cooled down sufficiently, open the hood.
2. Check the fuel hose for damage or fuel leaks.
Replace, if necessary.
3. Tighten the clamp.
1 - Mounting Screw
2 - Fan Belt
3 - 0.28 ~ 0.35 in (7 ~ 9 mm)
PRIMOHT20NC_0116
1 - Clamp
2 - Fuel Hose
PRIMOHT20NC_0117
MAINTENANCE
110