Belarus 3522.5, Руководство оператора

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3522.5-0000010 OM
278
6.4.2.7 Task 21. Drain of the sediment from the fuel tank
To drain the sediment from the fuel tank it is necessary to perform the following:
- screw out the tank adapter 1 by a screw key S 17 (Figure 6.4.16), holding metallic
embedded part of the fuel tank 2 by a screw key S 24 (the tank adapter 1 is placed in the
bottom of the fuel tank 2);
- drain the sediment until the clean fuel will appear;
- after the clear fuel without water and dirt appearance screw in the tank adapter 1,
holding metallic embedded part of the fuel tank 2.
1 –
tank adapter
; 2 – fuel tank.
Figure 6.4.16 –
Drainage of the sediment from the fuel tank
6.4.2.8 Task 22. Maintain the engine air cleaner
Maintenance service (MS) of air cleaner is carried out when the filter cartridge pe-
riod of service has expired. The first maintenance of the air cleaner is carried out in 125
hours of operation. The following maintenance shall be carried out each time the filter
clogging indicator lights up, which is located on the control indicator unit of the gauge
board.
When the filter clogging indicator lights up, replace the main filter cartridge (MFC).
To replace the MFC perform the following:
- pull four locking devices 6 (Figure 6.4.17);
- dismount the main filter cartridge 4 by rack the cartridge towards the integrated
"multicyclone” unit and pull the MFC up and on, as indicated in Figure 6.4.18.
- check for safety filter cartridge 2 for clogging (Figure 6.4.17), not withdrawing it of
the housing;
- clean the inside surface and sealing surface of the housing from dust and dirt with
wet cloth. Ensure that no dust and dirt enters an air duct.
- check the O-rings condition;
- assembly of air cleaner with a new MFC shall be carried out in at reverse sequence;
- ensure that the MFC is correctly installed in the housing, and lock the locking de-
vices 6;
1 – air cleaner filter clogging indicator; 2 – safety filter cartridge; 3 – air cleaner ser-
vice cover; 4 – main filter cartridge; 5 – integrated "multicyclone” unit; 6 – air cleaner ser-
vice cover locking devices.
Figure 6.4.17 – Check and maintenance of the engine air cleaner
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