Belarus 80.1 Operation Manual page 305

6.4.3.10 Operation 31. Drain of sediment from fine fuel filter of the engine
If your tractor's engine is equipped with a demountable fine fuel filter, sediment shall
be drained as follows:
- loosen air bleed plug 2 (Figure 6.4.26) by 1...2 revolutions;
- unscrew plug 3 in lower part of filter 1 and drain sediment until clean fuel appears;
drain the sediment into a special container;
- tighten plugs 2 and 3;
- fill the system with fuel (bleed the fuel system) according to section 6.4.5.17 "Op-
eration 64. Replacing filter of filter cartridge of fine fuel filter."
1 – fine fuel filter; 2 – air bleed plug; 3 – sediment drain plug.
Figure 6.4.26 – Drain of sediment from fine fuel filter of the engine
If your tractor's engine is equipped with an indecomposable fine fuel filter, sediment
shall be drained as follows:
- loosen air bleed plug 1 (Figure 6.4.27) by 1...2 revolutions;
- unscrew plug 2 in lower part of the filter and drain sediment until clean fuel ap-
pears;
- tighten plugs 1 and 2;
- fill the system with fuel (bleed the fuel system) according to section 6.4.5.17 "Op-
eration 64. Replacing filter of filter cartridge of fine fuel filter."
Figure 6.4.27 – Drain of sediment from indecomposable fine fuel filter of the engine
1 – air bleed plug; 2 – sediment drain plug.
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80-0000010B OM