G. Trouble shoot guide

Prerequisites for breaker performance and its long life time are;

• Proper commissioning by experienced/skillful dealer technicians • Respect P (pressure) and Q (flow) rate requirements upon specifications • Use fresh and contamination free hydraulic oil • Proper operation as per Operator’s Manual • Respect maintenance interval as per Operator’s Manual • Proactive inspection by dealer technicians as we as operator • Timely repair by experienced/skillful dealer technicians as per Service Manual

Repairing breaker troubles by dealer technicians/mechanics protects value of customers, builds a huge trust of customers and significantly contributes to retaining the customers.

Particularly well repairing by dealer efforts is often paid back by following breaker orders during the business cycle of Sales to Order, Order to Delivery and Delivery to Repurchase.

Therefore breaker dealer should response promptly to any types of breaker failure, dealer technicians/mechanics should be repeatedly trained to build up breaker service understanding, knowledge and skills to correctly grasp trouble symptoms and take adequate counter measures to root causes with no time delay.

Breaker problems may be caused by carrier hydraulic system if it is not working to specifications. Therefore thoroughly check carrier condition like hydraulic pump output, port relief valve setting pressure and valve itself, breaker piping line, return pressure, oil filter, pedal or joy stick switch, cooling system, etc. prior to any repair inspection/action on the breaker in trouble.

Breaker problems may also be caused by operator’s insufficient respect to instruction and guide for operation and/or maintenance on the Operator’s Manual. Do not forget to inspect operator’s way of using and maintain the breaker before commencing any repair inspection/action on the breaker in trouble.

Following instructions are about breaker symptoms, causes and countermeasures, will help dealer technicians/mechanics properly response to the troubles that the customers may encounter. Read them through carefully and ensure all instructions are fully captured in your way of handling the troubles of your customer.