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![]() TM 5-2420-222-20-1 
V-BELT - CONTINUED 
ACTION 
LOCATION 
ITEM 
REMARKS 
INSTALLATION - CONTINUED 
22. 
Ac generatory pulley 
V-belt (4) 
Adjust (page 2-427). 
(1), fan pulley (2), 
and crankshaft 
pulley (3) 
NOTE 
Steps 23 thru 30 only apply to loader backhoes with Serial Numbers 319995 thru 342573. 
23. 
Coupling rear 
Coupling 
Put on. 
half (5) 
cushion (6) 
Make sure teeth in cushion engage teeth 
in coupling. 
24. 
Coupling 
Coupling front 
Put on. 
cushion (6) 
half (7) 
Make sure teeth in coupling engage teeth 
in cushion. 
25. 
Hydraulic pump 
Pump drive 
Using 26-inch pinch bar, slide toward rear 
shaft (8) and 
shaft (9) 
along pump shaft (8) until up against 
coupling front 
coupling front half (7). 
half (7) 
26. 
Pump drive 
Two screws (10) 
a. Using 26-inch pinch bar, hold shaft (8) 
shaft (8) and 
to keep it from turning. 
coupling front 
b. Screw in until snug using 9/16-inch, 
half (7) 
3/8-inch drive socket and ratchet handle. 
c.  Using 9/16-inch, 3/8-inch drive socket and 0 to 
60 Nm capacity torque wrench, alternately 
tighten to 32 to 38 foot-pounds (44 to 51 Nm) 
CAUTION 
Do not overtighten Cclamp holding coupling halves together or parts may be misalined causing 
vibration damage. 
2-422 
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