Belarus 2022.6 Operator's Manual page 155

Upper outputs of drainage pipes of blue color are located in cab upper chamber to the
right and to the left from heater-cooler. To have access to upper outputs of drainage pipes it is
necessary to do the following:
o remove six caps 1 (places of caps location are indicated with arrows in figure
5.4.9) from panel 4 (figure 5.4.9).
o loosen bolts 3, dismount handle 2 by turning off the screw of handle fastening to
panel 4;
o open panel 4.
1 – cap; 2 – heater valve handle; 3 – bolt; 4 – panel of cab upper chamber.
Disconnect drainage pipes 1 (figure 5.4.10) from heater-cooler outputs 2, blow the
pipes with compressed air and connect them back to heater-cooler 3.
1 – drainage pipe; 2 – heater-cooler output; 3 – heater-cooler.
Mount the panel of cab upper chamber on place, fasten it with six bolts, put caps and heat-
er valve handle back.
5.4.1.15 Operation 14. Check/cleaning of an air conditioner condenser
Check cleanliness of the air conditioner condenser core. If it is clogged, it is necessary
to clean the condenser with compressed air. Open the hood and direct the air flow perpendicu-
lar to the condenser plane from top downward. Jammed finning shall be straightened by
means of a special comb or a plastic (wooden) plate. In case of severe condenser clogging,
rinse it with hot water under pressure of not more than 0.2 MPa and blow it off by compressed
air. Condenser cores shall be cleaned both from the hood mask side and from the engine fan
side.
.
Figure 5.4.9 – Upper chamber opening
Figure 5.4.10 – Upper chamber
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2022.6-0000010 OM