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TSM DS 50-003/REV.C/031-300-190-003/04-20-07
DS50 TROUBLE SHOOTING MANUAL LEVEL 3
8. ADJUSTING RADIUS DISPLAY UNDER LOAD
Problem:
Radius displays incorrect with load on hook.
Retract or extend the boom to the length step with the problem.
-Actual boom length must agree with the length step (LS) on the hand terminal display-.
Hoist a known test load. The test load shall be = or > 75% of the rated capacity for the radius
you check out. Refer to the crane load chart. Hoist the load just above the ground and measure
the radius with a tape. Compare with the displayed radius. Calculate the difference between
the actual measured radius and the displayed radius on the hand terminal.
Connect the hand terminal as described in section 2.2.
Select the on-line mode as described in section 3.4.
Press the key >U< .
Does
the display
indicate >CF-RAD= n: < ?
Note: n= calibration
value.
NO
YES
Scroll through the lines by pressing the enter key >CR<
until the line is displayed.
continue on
next page
