TM 5-3895-372-34
Section III. REPAIR OF MAIN CLUTCH
6-16. Introduction. The main clutch of the mixer body is a heavy-duty, enclosed-type clutch with gear tooth driving
plates.
6-17. Removal. (Refer to para 2-15.)
6-18.
Disassembly.
a.
Loosen setscrew (7, fig. 6-5) on drive coupling (8); remove coupling and key.
b. Punch mark shaft, directly adjacent to the bearing locking collars (10, fig. 6-5), to ensure proper alinement of
bearing blocks (1 and 9) at assembly.
c.
Clean, polish and lubricate main clutch shaft (13).
d. Loosen six setscrews (6) on bearing locking collars (10) (2 on each collar) and remove three bearing blocks
(1 and 9) and locking collars (10).
e.
Remove cone assembly (5).
f.
Loosen setscrew (2) in driving spider hub (3); tap out roll pin (12) with hammer and brass drift.
g.
Pull out adjusting lockpin (11) and insert a wire through a hole in it to hold it out
h. Remove adjusting yoke assembly (12, fig. 6-6) and separate cover (13) by turning counter-clockwise and
remove lockpin (33) and spring (34).
i.
Remove collar cone snapring (20) from collar (16). Washer (19) will come off.
j.
Press bearing (18) and cone (21) out of collar (16).
k.
Remove snapring (17) and press bearing (18) off of cone (21).
I.
Remove the three machine screws (14) and separate cover (13) and yoke assembly (12).
m.
Remove roller disc (11) and lift out floating plate (10).
n.
Remove three section driving clutch plate (9).
o.
Remove four springs (23) and pins (24).
p.
Remove six capscrews (6), washers (5) and driving ring (4).
q.
Pry hub plate (8) out of driving spider hub (3).
r.
Loosen setscrew (7) and press shaft (15) out of bearing (25) and hub plate (8).
s.
Loosen setscrew (2) and push roll pin (26) out of driving spider hub (3); press shaft (1) out of driving spider
hub (3).
6-10
