Check Points Of Every 50 Hours; Checking Fuel Hose And Clamp Bands - Kubota KX080-3 Workshop Manual

WSM KX080-3 Service
[3] CHECK POINT OF EVERY 50 HOURS

Checking Fuel Hose and Clamp Bands

1. If the clamp (2) is loose, apply oil to the threads and securely
retighten it.
2. The fuel hose (3) is made of rubber and ages regardless of the
period service.
Change the fuel pipe together with the clamp every two years.
3. However, if the fuel hose and clamps are found to be damaged
or deteriorate earlier than two years, then change or remedy.
4. After the fuel hose and the clamps have been changed, bleed
the fuel system.
• Stop the engine when attempting the check and change
prescribed above.
(When bleeding fuel system)
1. Fill the tank with fuel and open the cock.
2. Loosen the air vent coupling bolt of fuel filter a few turns.
3. When there is no more air bubbles in the fuel coming out of this
coupling bolt, tighten the coupling bolt.
4. Open the air vent cock (1) on the top of fuel injection pump.
5. If equipped electrical fuel feed pump, turn the key on AC position
and pump the fuel up for 10 to 15 seconds.
If equipped mechanical fuel feed pump, set the stop lever on
stop position and crank the engine for 10 to 15 seconds.
6. Close securely the air vent cock (1) after air bleeding.
• Except when venting the air, be sure to keep closed the air
vent coupling bolt of the fuel injection pump. Otherwise,
the engine may stall.
(1) Air Vent Cock
(2) Clamp
III-S-40
(3) Fuel Hose
W1035921
Engine