TM-5-3895-372-20

CONCRETE-MOBILE MIXER BODY M919, MODEL 8CM-24/F

TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE MANUAL

AUGUST 1980

TM-5-3895-372-20 - Page 115 of 694

TM 5-3895-372-20

POWER TRAIN.

4-17. HYDRAULIC PUMP BELTS MAINTENANCE (Continued).

LOCATION/ITEM

ACTION

REMARKS

D.

ADJUSTMENT.

NOTE

Measure belt tension at a point halfway between the pulleys.

14.

Two adjusting screws

a.

Tighten adjusting screws

(12).

evenly.

b.

Position pump so that

belts deflect 5/32 in.

(4.0 mm) under 6 lb.

(27 N-m) pressure.

c.

Use a straightedge to check

If pulley sheaves are misalined,

pulley sheave alinement.

adjusting screws (12) were not

tightened evenly.

15.

Four jam nuts (11).

Tighten.

Two on each screw.

16.

Four nuts (10) and

Tighten.

bolts (9).

17.

Six belts (8).

Make a final check on ten-

sion and pulley alinement.

NOTE

Follow-on maintenance required:

Adjust water pump belts (para 4-16D).

Install tachometer cable (para 10- 12B).

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