MAINTENANCE PROCEDURES
TB18 Plus&20J Plus Maintenance Manual 5-11 © Apr 2022
Figure 5-6 Deutz D2.9L4 fuel strainer
Figure 5-7 Deutz TD2011L04i fuel strainer
Figure 5-8 Cummins QFS2.8t3NA60 fuel-
water separator
Figure 5-9 WEICHAI WP3.2 fuel strainer
3. Loosen the plug of drain valve at the bottom, and
drain the water into a suitable vessel until the fuel
flows out.
Figure 5-10
4. Tighten the valve plug.
5. Clean up the spilled fuel.
6. Start the engine from the ground controller and
inspect the fuel strainer for leakage.
7. Start the engine from the ground controller and
inspect the fuel strainer (fuel-oil separator) for
leakage.
A-12 Inspect Cooling Fan
Inspecting cooling fan is vital to normal functioning of
engine and extending service life.
NOTICE
Shut off the engine before inspection.
1. Open the cover on the right side of engine.
2. Locate the cooling fan in the radiator of engine.
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