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 471 of 694

TM 5-3895-372-20

CHAPTER 10

HYDRAULIC SYSTEM

10-1. OVERVIEW.

This chapter provides you with the following information related to hydraulic system maintenance.

a.

All required special tools and equipment.

b

.

Troubleshooting procedures.

c

.

Maintenance procedures.

Section I REPAIR PARTS, SPECIAL TOOLS, TMDE, AND SUPPORT EQUIPMENT

10-2. COMMON TOOLS AND EQUIPMENT.

For authorized common tools and equipment, refer to the Modified Table of Organization and Equipment (MTOE)

applicable to your unit.

10-3. SPECIAL TOOLS, TMDE, AND SUPPORT EQUIPMENT.

The special tools, TMDE, and support equipment for hydraulic system maintenance procedures described in this chapter

are limited to hydraulic pressure gage, 0-2500 psi (0-17200 kPa). Refer to Organizational Maintenance RPSTL, TM 5-

3895-372-20P for tool description and illustration.)

10-4. SPARES AND REPAIR PARTS.

Spares and repair parts are listed and illustrated in the Repair Parts and Special Tools list covering Organizational

Maintenance for this equipment (TM 5-3895-372-20P).

Section II TROUBLESHOOTING

10-5. INTRODUCTION.

Troubleshooting procedures for the hydraulic system are given in table 10-1. It is arranged by malfunctions, in the following

order:

a

.

Hydra3ulic motor does not operate (Malfunction No. 1).

b

.

Hydraulic pump is noisy (Malfunction No. 2).

c.

Hydraulic pressure is low (Malfunction No. 3).

d

.

Hydraulic motor vibrates (Malfunction No. 4).

e

.

Tachometer does not work properly (Malfunction No. 5).

10-1