3. After operation

3. After operation

n Take all tools and materials from the platform.

n Retract and lower the boom fully.

n Stop the engine by turning off the engine key switch.

CAUTION Remove the key to prevent any possible danger caused by unauthorized use.

n If the machine is used for sand blasting operations, remove the sand from the machine as follows using the compressed air.

(1) Use the air nozzle A and remove the sand lying on the machine.

Air nozzle A Air nozzle B Air nozzle C

(2) Remove the sand lying in the boom as follows. 1) Extend the boom about 150 mm (6 inches), and then remove the sweepers installed on the top ends of the 1st and 2nd boom sections. 2) Remove the cover installed on the tail end of the 1st boom section and the covers installed on the upper surface of the 1st boom section. 3) Set the boom to the negative angle, and then blow air from the tail openings of each boom section using the air nozzle A. 4) Set the boom to the positive angle, insert the nozzle B in the 3rd boom section and remove the sand lying in the 3rd boom section by blowing air. The sand will fall off through the boom tail openings.

5) Insert the air nozzle C behind the hose sheave and remove the sand lying on the sheave by blowing air

(3) Blow air and remove the sand from any other part of the machine.

ADVICE After the sand blasting operation, make sure to clean the air filter and remove the sand lying on the engine.

Hose sheave