24. SERVICE PROCEDURE 6. Bleeding air from attachment (hydraulic breaker, etc.) If a hydraulic breaker or any other attachment has been newly installed, run the engine at low idling and operate the equipment repeatedly (approx. 10 times) until the air has been bled from the attachment and circuit. NOTICE If the method of bleeding the air from the attachment itself is specified by the manufacturer, bleed the air according to those specifications. 7. Operation 1) After completing the air bleed operation, stop the engine and wait for at least 5 minutes before starting operations. This will allow the bubbles in the oil inside the tank to escape.
2) Check that there is no leakage of oil, and wipe up any oil that has been spilled. 24.9.3 CLEAN ENGINE BREATHER 1. Wipe away dust around the breather. 2. Loosen the clamp and remove the hose. Remove breather 1 . 3. Clean the breather body with light oil or cleaning oil. 4. Replace O-ring with new one. Coat a new O-ring with engine oil, set it, then install breather 1 . AM092610 5. Check the breather hose. If caked oil (sludge) adheres to the inside, replace the hose with a new one. 3-72