Kubota V3800-CR-TE4 Diagnosis Manual page 319

V3800-CR-TE4,V3800-CR-TIE4, DM
6. Fuel Filter Clogged
1. Check the fuel filter for clogging and dirt.
NOTE
• Replace the fuel filter every 500 operation hours.
OK Go to "7. Engine Oil Level Increase (Engine Internal Leak)".
NG Clean or replace the fuel filter and fuel pipe system.
(1) Fuel Filter
7. Engine oil Level Increase (Engine Internal Leak)
1. Check the engine oil level increase with dipstick.
2. Request fuel dilution analysis or oil analysis from a third party as
necessary.
OK Go to "8. Check the High Pressure Piping and CRS Components (Such
as the Fuel Injector and the Supply Pump) for Fuel Leakage (Engine
External Leak)".
NG Check and repair interior pipes.
(1) Dipstick
8. Check the High Pressure Piping and CRS Components
(Such as the Fuel Injector and the Supply Pump) for Fuel
Leakage (Engine External Leak)
1. Visually check and specify areas leaking fuel.
2. Be cautious because there may be oil leaks in the high pressure
pipe and injector areas.
OK Normal.
NG Repair leaking high pressure pipe, etc. or replace leaking parts.
(1) Rail
(2) Injection Pipe
1-S292
COMMON RAIL SYSTEM
[A] M60 Series
[B] M-GX Series
9Y1200192CRS0940US0
9Y1200192CRS0586US0
(3) Supply Pump
9Y1200192CRS0587US0
KiSC issued 05, 2012 A