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Troubleshooting Flow Charts
33
Load Reading Problem
START
Check selected operating mode (code on operating mode switch).
Correct?
No
Select operating mode switch to correct position
(see operating mode in load chart).
Yes
Check boom length reading on display.
Correct?
Reset length potentiometer. With fully retracted boom, turn potentiometer
No
axle counter-clockwise until it stops (see Section 3 and 6).
Refer to length & angle adjustments procedure.
Yes
Measure radius and check with the displayed radius.
Correct?
No
Check mechanical adjustment of angle transducer is correct. Angle transducer
box should be in line with boom and adjusted to actual boom angle should
match displayed boom angle.
Refer to length & angle adjustments procedure.
YES
Check power supply to pressure transducer (rodside). Unplug transducer cable from transducer.
Measure connection board between X1:14 to X1:13 (-5.0v) and X1:14 to X1:15 (+5.0) for rod side
Check power supply to pressure transducer (piston side). Unplug transducer cable from transducer.
Measure connection board between X1:19 to X1:20 (-5.0v) and X1:19 to X1:18 (+5.0)
Refer to system wiring diagram.
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PROBLEM: Load reading incorrect.
Summary of Contents for DS 150
Page 2: ......
Page 3: ......
Page 5: ...Service Manual DS150...
Page 7: ...Service Manual DS150...
Page 10: ...Mechanical Description Of The System 3 Basic System Component Layout...
Page 13: ...Drawings 6 4 DRAWINGS SYSTEM Electrical Diagram...
Page 14: ...Drawings 7 Central Unit 024 150 060 002 Spare Parts List...
Page 20: ...Drawings 13 4 5 Cable Reel 068 208 060 013 LWG208 Spare Parts List...
Page 24: ...Procedures 17 Length Angle Adjustments...
Page 26: ...Theory 19 6 THEORY Anti Two Block Shutoff Circuit Length Measuring Channel...
Page 27: ...Theory 20 Piston Side Pressure Measuring Channel Rod Side Pressure Measuring Channel...
Page 28: ...Theory 21 Main Boom Angle Measuring Channel Second Angle Measuring Channel...
Page 53: ...Error Codes 46 America Inc service department...