TM 5-3810-294-34
Table 2-1. Troubleshooting - Continued
Malfunction
Probable Cause
Corrective Action
c. Improper lubrication of bucket
c.
Lubricate bucket hinges.
hinges.
a. Dump cable not adjusted
a.
31. Draggline not operating properly.
Refer to TM 5-3810-294-10 and
properly.
adjust dump cable.
b.
b. Front or rear drum brakes im-
Refer to TM 5-3810-294-10 and
properly adjusted.
adjust drum brakes.
c. Fairlead rollers or sheaves are
c.
Lubricate rollers and / or sheaves.
sticking.
32. Shovel not operating properly. a. Front or rear drum brakes im-
a.
Refer to TM 5-3810-294-10 and
properly adjusted.
adjust drum brakes.
b. Dipper pitch brace improperly
b.
Refer to TM 5-3810-294-10 and
adjusted.
adjust dipper pitch brake.
33. Backhoe not operating properly a. Front or rear drum brakes im-
a.
Refer to TM 5-3810-294-10 and
properly adjusted.
adjust drum brakes.
b. Dipper pitch incorrect.
b.
Refer to TM 5-3810-294-10 and
adjust dipper pitch.
c. Cable is out of sheave.
c.
Place cable in sheave.
a. Front or rear drum brakes im-
a.
34. Pile driver not operating
Refer to TM 5-3810-294-10 and
properly.
properly adjusted.
adjust drum brakes.
b. Hammer binding on pile leads.
b.
Lubricate hammer.
a. Lack of lubrication.
a.
Lubricate levers and pedals.
35. Hard or excessive lever or pedal
b. Improper adjustment.
b.
operation.
Refer to TM 5-3810-294-10
and/or TM 5-3810-294-20 to
adjust lever and pedals.
36. Revolving frame will not swing. a. Swing brake and/or swing lock
a.
Disengage swing brake and/or
are engaged.
swing lock.
b. Swing clutch improperly adjusted. b.
Refer to TM 5-3810-294-10 and
adjust swing clutch.
c. Swing shaft broken.
c.
Replace shaft (chap. 5).
a. Hook rollers improperly adjusted.
a.
37. Revolving frame teeters.
Refer to TM 5-3810-294-20 and
adjust hook rollers.
b. Hook roller parts excessively
b.
Repair hook rollers (chap. 8).
worn.
a. Faulty oil seals.
a.
38. Any side stand mounted shaft
Refer to the paragraphs which
shows signs of grease or oil
describe component removal and
leakage.
remove the component. Overhaul
and replace the seal or seals.
2-6
