Check Points Of Every 1 Year; Replacing Air Cleaner Element; Replacing Gasoline Fuel Hose, Clamp Bands And Fuel Filter; Cleaning Fuel Tank Inside - Kubota WG1605-E3 Workshop Manual

CHECK AND MAINTENANCE
9. Check points of every 1 year
4. Tighten the spark plug with a plug wrench.
Spark plug
Tightening tor-
Spark plug
que
(When reassembling)
IMPORTANT
• Put the ignition coil inside the spark plug
terminal firmly.
• Make sure that the wiring and the ignition coil
are correctly connected.
• Fix the ignition coil by screw / nut.
Tightening tor- Ignition coil mount-
que ing screw / nut

9. Check points of every 1 year

9.1 Replacing air cleaner element

1. Remove the dust cup from the air cleaner.
2. After cleaning the dust cup, remove the air cleaner
element.
3. Replace new air cleaner element.
(1) Air cleaner element
9.2 Replacing gasoline fuel hose,
clamp bands and fuel filter
CAUTION
• In order to reduce the fuel pressure, do not
remove the fuel hose at least 3 minutes after
stopping the engine.
• Remove the hose after covering the hose with a
waste to prevent scatter of fuel.
1. Replace the fuel filter (1) with a new one.
WG1605-E3
NGK IFR6F8DN
24.5 to 29.4 N⋅m
2.50 to 2.99 kgf⋅m
18.1 to 21.6 lbf⋅ft
9.81 to 11.3 N⋅m
1.00 to 1.15 kgf⋅m
7.24 to 8.33 lbf⋅ft
2. Replace the hose (2) and clamp (3).
(1) Fuel filter
(2) Fuel hose

9.3 Cleaning fuel tank inside

1. Following the unit/machine's operators manual,
drain the gasoline fuel in the fuel tank.
2. Clean the fuel tank inside.
9.4 Cleaning water jacket and
radiator interior
CAUTION
• Do not remove the radiator cap when the engine
is hot.
Then loosen cap slightly to the stop to relieve
any excess pressure before removing cap
completely.
IMPORTANT
• Do not start the engine without coolant.
• Use clean, fresh, soft water and anti-freeze to fill
the radiator and recovery tank.
• When the anti-freeze is mixed with fresh, soft
water, the anti-freeze mixing ratio must be less
than 50 %.
• Securely tighten radiator cap.
If the cap is loose or improperly fitted, water
may leak out and the engine could overheat.
1. Stop the engine and let cool down.
2. GENERAL
(3) Clamp
2-21
KiSC issued 03, 2022 A