Check Points Of Every 100 Hours - Kubota WG972-E2 Workshop Manual

WG972-E2, DF972-E2, WSM

[4] CHECK POINTS OF EVERY 100 HOURS

Checking Fuel Leakage (LPG Fuel Line) (DF972-E2)
■
IMPORTANT
• Never test for gas leaks with a FLAME.
■
NOTE
• Check for fuel leakage by using soapy water or gas-detector,
if leakage is found, correct leakage.
LPG Fuel Check
1. Open the shutoff valve on the tank.
2. Check for
a : Fuel tank to filter
b : Filter tank to filter
c : Shutoff valve to vaporizer
Gaseous Fuel Check
1. Check the hose clamp and vapor hose.
2. Confirm that there is no leakage form the vapor hose.
Checking Battery Electrolyte Level
1. Check the battery electrolyte level.
2. If the level is below than lower level line, add the distilled water to
pour level of each cell.
CAUTION
• Never remove the vent plugs while the engine is running.
• Keep electrolyte away from eyes, hands and clothes.
If you are spattered with it, wash it away completely with
water immediately and get medical attention.
• Wear eye protection and rubber gloves when working
around battery.
Checking Spark Plug Gap
1. Remove the spark plug, and remove carbon from the electrode
with a wire brush or other tools.
2. Measure the spark plug gap with a feeler gauge, and repair or
replace the plug if the measured gap differs from the factory
specification.
3. Replace the plug if the electrode or the insulator is deformed or
cracked.
4. Tighten the plug with a plug wrench.
Spark plug gap Factory spec.
Spark plug
Tightening torque Spark plug
G-10
G GENERAL
W1033401
W1033547
W1033668
W1033732
0.6 to 0.7 mm
0.024 to 0.028 in.
NGK BKR4E
19.6 to 24.5 N·m
2.0 to 2.5 kgf·m
14.5 to 18.1 ft-lbs
W1014131
KiSC issued 01, 2006 A