1. Don’t learn from the butterfly fluttering aimlessly from flower to flower in a garden -Danfoss

2. -Think and work in logical order and literally follow the direction of the current whether talking about hydraulic or electrical currents ? ? ? ? ?

3. -Sherm

4. -Determine whether the error is electrical or hydraulic, but remember: Without specified pressure and flow it is not easy to find the cause of failure

5. -Check whether battery voltage is correct -Check whether there is water on the battery cells -If a lot of water is missing the terminal voltage of the battery may be ok in unloaded condition, but loaded it will drop many volts

6. -Are the fuses intact and emergency stop and/or key contacts, if any connected? -Has a lead been shaken loose?

7. -Are the leads from the power supply correctly polarized, plus to plus and minus to minus? ?

8. If the user of the vehicle is present he should be thoroughly questioned about: -The kind of failure and influence on the system -For how long has he noticed that something was going wrong

9. -Has he been “fiddling” with leads and plugs himself -Has he got hydraulic and electrical diagrams at his disposal

10. LOOK LISTEN Advice

11. FEEL ASK THINK Advice

12. before ACTING