Sharp R-440/540 Manual do Operador descarregar pdf (Página 128)

120 918496/GP0313

Air Conditioning Maintenance

Test air conditioning function weekly. Reduced air conditioning function could

indicate a low refrigerant level. Low refrigerant or refrigerant leaks can cause air

conditioning compressor overheating and failure.

Important: Air conditioning system should be filled only by technicians trained

in the air conditioning fill processes.

Filter Replacement

Air conditioning outside air intake

filter element replacement:

1. Perform the “Mandatory Safety

Shutdown Procedure” on page 10.

2. Open the engine cover.

3. Insert a thin screwdriver into hole

(L, Fig. 87) on the right side of the

outside air filter housing and push

to start moving filter element (M)

out of the filter housing.

4. On the left side of the outside air

filter housing, pull air filter ele-

ment (M) out of the air condition-

ing unit.

5. Replace with a new filter element.

Make sure the new element is

seated all the way into the filter

housing, with the outside edge of

the filter element flush with the

left side of the filter housing.

Air conditioning cab air filter

element replacement:

1. Slide the operator’s seat as far for-

ward as it will go to provide

access to the cab wall behind the

seat.

2. Using a screwdriver, carefully pry the old cab air filter element (P) out of the

cab wall. Remove and discard the old filter element.

3. Press the new filter element (P) into the opening in the cab wall. Make sure

the filter element is completed seated in the opening.

Air Conditioning Outside Air

Filter

Figure 87 – Air Conditioning

System Filters

Air Conditioning Cab Air Filter

1 2 ... 123 124 125 126 127 128 129 130 131 132 133 ... 179 180

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