Clean, Check Air Conditioner Condenser Fins; Clean Fuel Tank Strainer - Komatsu D155A-6 Operation & Maintenance Manual

SERVICE PROCEDURE
CLEAN AFTERCOOLER FINS
1. Open the engine side cover on the right side of the machine.
2. Blow off dirt, dust and dry leaf shreds that clog the after-cooler
fins, with compressed air. Steam or water may well be used for
this purpose instead of compressed air.
REMARK
Check the hydraulic cooler hoses. If any hose is cracked or hardened by age, replace with a new hose. Also check
and tighten all loose hose clamps.

CLEAN, CHECK AIR CONDITIONER CONDENSER FINS

If the air conditioner fins become clogged, clean and inspect.
1. Open the engine side cover on the right side of the machine.
2. Use compressed air to blow off all the mud, dirt, and leaves
clogging fins (1).

CLEAN FUEL TANK STRAINER

Clean the strainer if there is any dirt collected in it.
Remove the filler cap (1) of the fuel tank and take out strainer.
If the strainer is dirty, clean it with diesel fuel.
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MAINTENANCE