TM 5-3810-295-34
Table 2-1 Troubleshooting-Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
24. HYDRAULIC SYSTEM COMPONENTS SLUGGISH OR INOPERATIVE.
Step 1.
Check hydraulic reservoir fluid level.
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Refer to LO 5-3810-295-12-1, -2 and -3 and replenish hydraulic fluid as necessary.
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Also perform step 3.
Step 2.
Sporadic or sluggish operation of hydraulic components may indicate air in system.
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Bleed system as described in TM 5-3810-295-12.
Step 3.
Check system for leaks.
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Tighten any loose connections and/or replace any damaged lines or fittings.
Step 4.
Check the component in which the problem seems to exist for damage.
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Repair or replace damaged component as described in chapter 20.
25. LSTC FUSE FAILURE LIGHTS "ON."
Step 1.
Perform test 4 of table 8-1. Perform corrective action indicated in table 8-1.
26. LSTC BLUE FLOATS/TIRES LIGHTS "OFF" OR WILL NOT SWITCH.
Step 1.
Perform in sequence tests 3, 14, 15, 16, 17, 18 and 19 of table 8-1.
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Perform corrective action indicated in table 8-1.
27. LSTC GREEN, ORANGE OR RED WARNING LIGHTS "OFF" OR ALWAYS "ON."
Step 1.
Perform in sequence tests 16, 17, 18, 29 and 30 of table 8-1.
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Perform corrective action as indicated in table 8-1.
28. BOOM ANGLE METER READS OFF SCALE EITHER BELOW 0 OR ABOVE 90 CONTINUOUSLY.
.
Step 1.
Check to see if boom is above 0
.
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Raise boom above 0
Step 2.
Check to see if meter is stuck.
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Tap meter lightly.
Step 3.
Check meter zero adjustment.
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Adjust meter zero.
Step 4.
Perform in sequence tests 13, 16, 17, 20, 21 and 27 of table 8-1.
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Perform corrective action indicated in table 8-1.
Step 5.
Perform in sequence tests 1 through 27 of table 8-1.
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Perform corrective action indicated in table 8-1.
29. BOOM ANGLE METER DOES NOT INDICATE WHEN BOOM IS RAISED.
Step 1.
Check to see if meter is stuck.
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Tap meter face lightly.
Step 2.
Check to see that angle transducer pendulum is unlocked and free to swing.
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Unlock angle transducer pendulum.
Step 3.
Perform in sequence tests 13, 16, 17, 20, 21, 22 and 27 of table 8-1.
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Perform corrective action as indicated in table 8-1.
30. BOOM ANGLE METER READING IS IN ERROR.
Step 1.
Check meter zero adjustment.
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Adjust meter zero.
Step 2.
Check that the angle transducer pendulum swings freely.
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Loosen pendulum so that it will swing freely.
Step 3.
Check angle transducer calibration.
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Calibrate angle transducer as described in paragraph 8-6.
Step 4.
Perform in sequence tests 13, 16, 17, 20, 21, 22 and 27 of table 8-1.
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Perform corrective action as indicated in table 8-1.
31. BOOM ANGLE METER FLUCTUATES RANDOMLY.
Step 1.
Perform in sequence tests 20, 21, and 22 of table 8-1.
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Perform corrective action as indicated in table 8-1.
Step 2.
Perform in sequence tests 13, 16, 17, 20, 21, 22 and 27 of table 8-1.
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Perform corrective action as indicated in table 8-1.
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