TM 5-2350-262-20-3
TROUBLESHOOTING
SCOPE
This chapter contains information necessary to hydraulically troubleshoot the M9. It includes information on use of test
equipment, hydraulic valves, hoses, and tubes identification; symptom index, and troubleshooting procedures.
Page
Section I
General Hydraulic System Troubleshooting Procedures ...............
Section II
Troubleshooting Procedures ..........................................................
Section I. GENERAL HYDRAULIC SYSTEM
TROUBLESHOOTING PROCEDURES
SCOPE
This section describes the general procedures for troubleshooting the M9 hydraulic system at the unit maintenance
level. These procedures should be referred to before you start troubleshooting, and during troubleshooting when these
procedures are referenced in the troubleshooting procedures of section II. Procedures contained in this section are listed
below.
Page
General ................................................................................................................................... 3-2
General Notes ........................................................................................................................ 3-2
Preliminary Troubleshooting Procedures ............................................................................... 3-3
Suspending the M9 for Suspension System Checks ............................................................. 3-6
Relieving Hydraulic System Pressure .................................................................................... 3-7
Accumulator Dump Valve Installation .................................................................................... 3-8
General Suspension Troubleshooting Information .............................................................. 3-10
Actuator Port Identification and Description ......................................................................... 3-11
Typical No. 1 and 4 Actuator Schematic Diagram ............................................................... 3-12
Locking and Disabling Ejector .............................................................................................. 3-13
