TM 9-2350-256-20
CHAPTER 2: VEHICLE MAINTENANCE INSTRUCTIONS
2-17 HYDRAULIC TROUBLESHOOTING-Continued
MECHANICAL TRANSMISSION-HYDRAULIC
SYMPTOM
Mechanical transmission fails to operate, slips, or chatters.
Do not attempt to loosen or tighten
hydraulic fittings or lines when system is
pressurized. Severe injury or death to
personnel may result.
Inspect all hydraulic hoses and connections for visible
indication of leaks or damage. Replace hydraulic hoses
and tighten fittings as necessary (see paragraph 12-1). If
problem persists, notify Direct Support Maintenance.
2-18 VEHICLE TROUBLESHOOTING WITH SIMPLIFIED TEST EQUIPMENT/
INTERNAL COMBUSTION ENGINE-REPROGRAMMABLE (STE/ICE-R)
The STE/ICE-R kit provides an evaluation for troubleshooting various engine failure symptoms.
The STE/ICE-R Vehicle Test Meter (VTM) provides a digital readout for displaying measurement results of the
engine, transmission, and battery/generator. This section contains the following:
1
How to use STE/ICE-R set (refer to TM 9-4910-571-12&P).
2
M8841 Test Procedures Table (an index of the STE/ICE-R tests and TEST LIMITS).
3
VTM General Setup, Confidence, and Identification tests, 66/60 (refer to TM 9-4910-571-12&P).
M88A1 Test Procedures Table
Test No.
Title
Limits
Min.
Max.
10
Engine Rpm Test
2550
2640
13
C1 Governor Check and Power Test
75
14
Compression Unbalance Test
0
15
49
Pressure Test, 0-25 Psig
1
50
Pressure 0-1000 Psig Test
42
66/60
VTM General Setup Confidence, and Identification Test
04
04
67
Charging Circuit and Battery Voltage Test
27
30
72
Starter Current First Peak Test
695
1185
74
Starter Circuit Resistance Test
10
60
89
DC Voltage Test*
90
DC Current Test*
91/92
Resistance and Continuity Check Test*
*Limits wiIl vary per vehicle.
2 - 5 6
Change 1