TM 5-3810-206-35
Malfunction
Probable cause
Corrective action
11. Engine clutch -------------------------------------
a.
Incorrect adjustment ----------------------
a.
Adjust (TM 5-3810-206-12).
b.
Worn clutch facing ------------------------
b.
Replace (para 3-7).
c.
Worn pressure plate ----------------------
c.
Replace (para 3-7).
d.
Worn release bearings --------------------
d.
Replace (para 3-7).
12. Operating clutch noisy --------------------------
a.
Glazed lining -------------------------------
a.
Clean lining or replace (para 4-11
through 4-28).
b. Rivet rubbing drum------------------------
b.
Replace lining (para 4-11 through
13. Deck machinery noisy ---------------------------
a. Broken or damaged gear teeth ----------
a.
Replace gears (para 4-11 through
b.
Replace (para 4-11 through 4-28).
c.
Repair or replace defective parts
brake drums.
14. Boom hoist inoperative--------------------------
a. Defective clutch or brake -----------------
a.
Repair or replace (para 4-17 and
b. Defective hoist drum pinion or
b.
Replace (para 4-15).
shaft.
15. Swing brake does not hold----------------------
a. Defective mechanical linkage ------------
a. Check and repair or replace defective
or missing parts (para 4-24).
b. Worn lining ---------------------------------
c. Out of adjustment -------------------------
c. Adjust (TM 5-3810-206-12).
d. Hydraulic system has air in, or
d. Bleed, and replace defective com-
leaks.
ponents (TM 5-3810-206-12).
16. Improper or slow clutch release----------------
a. Lack of lubrication -------------------------
a. Lubricate (LO 5-3810-206-12).
b . Bent (defective) hydraulic line be-
b. Replace (TM 5-3810-206-12).
tween cylinders.
c. Return spring tension weak --------------
17. Propel brakes or clutch do not release prop
a. Linkage out of adjustment or defec-
a. Adjust (TM 5-3810-206-12) or re-
erly.
tive.
place (paras 5-5 and 5-6).
b . Defective return line from brake or
b . Replace line (TM 5-3810-206-12).
clutch cylinder.
18. Vertical propel gears and shaft noisy----------
a. Gear teeth dry -----------------------------
a.
Lubricate (LO 5-3810-206-12).
b.
Replace (para 4-28).
c. Worn sleeve--------------------------------
c.
Replace (para 4-28).
d. Bent shaft ----------------------------------
d.
Replace (para 4-28).
19. Propel brakes do not hold-----------------------
a. Out of adjustment -------------------------
a.
Adjust (TM 5-3810-206-12).
b . Defective cylinder (compensator) -------
b.
Replace (para 4-36 and 4-40).
c. Worn lining ---------------------------------
c.
Replace (para 5-68).
d. Defective brakeshoes---------------------
d.
Replace (TM 5-3810-206-12).
20. Track pins, bushings and shoes wear exes-
a. Track out of adjustment-------------------
a.
Adjust (TM 5-3810-206-12).
sively.
b . Track improperly installed ----------------
b. Reinstall properly (TM 5-3810-206-
12).
c. Drive sprockets and front idler
c. Adjust (TM 5-3810-206-12).
sprockets out of adjustment.
21. Crane does not steer properly------------------
a. Adjust (TM 5-3810-206-12).
adjustment.
b . Steering linkage out of adjustment ------
b.
Adjust (TM 5-3810-206-12).
c. Defective steering control linkage -------
c.
Repair or replace (para 5-4).
22. Excessive play in shovel dipper ----------------
a. Pins worn-----------------------------------
a.
Replace pins (TM 5-3810-206-12).
b. Sleeve bearings worn---------------------
b.
Replace (para 6-7).
c. Dipper trip mechanism not oper-
c.
Check, then replace defective parts
ating properly.
(TM 5-3810-206-12).
23. Backhoe dipper stick wobbles excessively ---
a. Worn pins ----------------------------------
a.
Replace (TM 5-3810-206-12).
b.
Replace (TM 5-3810-206-12).
24. Shovel handle will not retract-------------------
a. Defective shipper shaft -------------------
a.
Repair or replace (para 6-2).
b . Crowd and retract mechanism in-
b.
Repair or replace (para 6-4).
operative.
25. Boom continues to raise after clutch release-
a. Foreign matter on clutch or drum--------
a. Clean (TM 5-3810-206-12).
b . Boom hoist clutch out of adjust-
b . Adjust (TM 5-3810-206-12).
ment.
26. Boom will not lower ------------------------------
a. Boom hoist holding pawl locked in
a. Check, release, or replace defective
position.
pawl (TM 5-3810-206-12).
b . Boom hoist bands out of adjust-
b . Adjust (TM 5-3810-206-12).
ment.
c. Defective boom hoist planetary
c. Replace (TM 5-3810-206-12).
pinion.
2-7
