DOA HD 13 Руководство по безопасности, эксплуатации и техническому обслуживанию - Страница 15
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IF WORKING PROBLEMS REOCCUR OVER AND OVER, THE CAUSE OR CAUSES OF MALFUNCTIONING ARE
PROBABLY IN THE HYDRAULIC CIRCUIT. FOR SOLVING THESE PROBLEMS, CONTACT THE NEAREST DOA
SERVICE AGENT. THE TROUBLE SHOOTING CHART PROBLEM-CAUSE-SOLUTION AT THE END OF THIS
MANUAL GIVES SOME GENERAL INFORMATION ABOUT FUNCTIONING PROBLEMS LINKED WITH HYDRAULIC
CIRCUITS.
DRIP THE TOOL COMPLETELY AND MAKE SURE THAT THE TOOL IS PERFECTLY SEALED AND
THAT THERE ARE NOT OIL OR WATER LEAKS DURING THE TRANSPORT.
USE AN ADEQUATE CONTAINER OR PACKAGING, SUFFICIENTLY STRONG AND PROPORTIONAL
TO THE TOOL WEIGHT, IN ORDER TO PROTECT THE TOOL AND MAINTAIN ITS INTEGRITY.
PROBLEM / CAUSE / SOLUTION
THE FOLLOWING TABLE IS A GUIDE FOR FINDING AND SOLVING THE MOST COMMON WORKING
PROBLEMS. THE CAUSES OF MALFUNCTION OFTEN DEPEND ON INADEQUATE VALUES OF THE
HYDRAULIC CIRCUIT. THE CONTROL OF THE :PRESSURE – FLOW - BACK PRESSURE VALUES
SHOULD BE CARRIED OUT WITH PROPER INSTRUMENTS AND OIL TEMPERATURE OF 50° C.
PROBLEM:
IT IS NOT POSSIBLE TO CONNECT THE HOSES TO TOOL
CAUSE
Quick couplers damaged or blocked or
inadequate
Tool or hoses pressurised by residual
pressure
IF THE PRODUCT SHOULD BE SHIPPED:
TRUBLE SHOOTING CHART
SOLUTION
Control and change as necessary
Verify and release some oil drops after
having unscrewed the quick couplers