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SECTION 3 - CHASSIS & TURNTABLE
3-218
3121160
Table 3-18. Air Compressor Troubleshooting
SYMPTOM
PROBABLE CAUSE
SOLUTION
1. Compressor shuts down with air demand
a. Compressor temperature; switch opening.
b. Plugged oil filter
c. Dirty cooler core
d. Contaminated cooler core
e. Hydraulic pressure & Flow incorrect
a. Low oil level-top up. Restricted cooling air intake- clean-
reposition machine. Fan not operating-check ground-check
fan switch.
b. Replace
c. Clean
d. Remove and clean
e. Adjust and reset
2. Compressor will not build up pressure
a. Air demand too great
b. Air filter plugged
c. Press. switch out of adjustment
d. Defective pressure switch
e. Motor does not speed up
f. Belts slipping
g. Service valve wide open
h. Sol. valve stuck
i. Leak in air pilot line
a. Check for leaks and correct Too much air demand
b. Check and replace
c. Reset
d. Replace
e. Pressure switch Check hydraulic flow
&
pressure
f. Readjust/tighten
g. Close
h. Replace
i. Check for leaks & correct
3. Compressor over pressures
a. Press. Regul. out of adjustment
b. Defective press. switch
c. Leak in air control line
d. Inlet valve stuck
e. Restriction in control line
f. Sol. valve not energized/faulty
g. Faulty gauge
h. Defective safety valve
i. Plugged coalescer
a. Reset
b. Replace
c. Check and correct
d. Free or replace
e. Dirt or ice, clean/free up
f. Check for power/replace
g. Check with shop air/replace
h. Replace
i. Replace
4. Insufficient air delivery
a. Plugged air filter
b. Plugged coalescer
c. Motor speed too low
d. Inlet valve stuck
f. Belts slipping
a. Replace
b. Replace
c. Check hydraulic flow & pressure
d. Free or replace
f. Readjust
Содержание 740AJ
Страница 1: ...Service and Maintenance Manual Model 740AJ Prior to S N 0300185827 P N 3121160 October 24 2017 AS NZS...
Страница 2: ......
Страница 51: ...SECTION 2 GENERAL 3121160 2 11 Figure 2 2 Engine Operating Temperature Specifications Ford 4150548 E...
Страница 55: ...SECTION 3 CHASSIS TURNTABLE 3121160 3 3 This page left blank intentionally...
Страница 56: ...SECTION 3 CHASSIS TURNTABLE 3 4 3121160 1 Figure 3 2 Axle and Steering Installation Sheet 1 of 2 0258286 C...
Страница 100: ...SECTION 3 CHASSIS TURNTABLE 3 48 3121160 Figure 3 37 Swing Bearing Tolerance Boom Placement Sheet 1 of 2...
Страница 101: ...SECTION 3 CHASSIS TURNTABLE 3121160 3 49 Figure 3 38 Swing Bearing Tolerance Boom Placement Sheet 2 of 2...
Страница 116: ...SECTION 3 CHASSIS TURNTABLE 3 64 3121160 Figure 3 44 Swing Hub Prior to SN 0300074383...
Страница 124: ...SECTION 3 CHASSIS TURNTABLE 3 72 3121160 Figure 3 45 Swing Drive Hub Fairfield SN 0300074383 through 0300134352...
Страница 180: ...SECTION 3 CHASSIS TURNTABLE 3 128 3121160 1 Figure 3 66 Auxiliary Pump Location 1 AuxiliaryPump 2 HydraulicTank...
Страница 203: ...SECTION 3 CHASSIS TURNTABLE 3121160 3 151 Figure 3 77 EFI Component Location...
Страница 206: ...SECTION 3 CHASSIS TURNTABLE 3 154 3121160 Figure 3 78 ECM EPM Identification ECM EPM...
Страница 213: ...SECTION 3 CHASSIS TURNTABLE 3121160 3 161 Megajector Regulator LockoffSolenoid Figure 3 80 LPG System Components Mixer...
Страница 219: ...SECTION 3 CHASSIS TURNTABLE 3121160 3 167 Figure 3 81 Check Out and Initial Start Up Procedures...
Страница 224: ...SECTION 3 CHASSIS TURNTABLE 3 172 3121160 Figure 3 83 Deutz EMR 2 Troubleshooting Flow Chart...
Страница 225: ...SECTION 3 CHASSIS TURNTABLE 3121160 3 173 Figure 3 84 Deutz EMR 2 Vehicle Side Connection Diagram...
Страница 226: ...SECTION 3 CHASSIS TURNTABLE 3 174 3121160 Figure 3 85 Deutz EMR 2 Engine Side Connection Diagram Sheet 1 of 2...
Страница 227: ...SECTION 3 CHASSIS TURNTABLE 3121160 3 175 Figure 3 86 Deutz EMR 2 Engine Side Connection Diagram Sheet 2 of 2...
Страница 228: ...SECTION 3 CHASSIS TURNTABLE 3 176 3121160 Figure 3 87 EMR 2 Engine Plug Pin Identification...
Страница 229: ...SECTION 3 CHASSIS TURNTABLE 3121160 3 177 Figure 3 88 EMR 2 Vehicle Plug Pin Identification...
Страница 230: ...SECTION 3 CHASSIS TURNTABLE 3 178 3121160 Figure 3 89 EMR2 Fault Codes Sheet 1 of 5...
Страница 231: ...SECTION 3 CHASSIS TURNTABLE 3121160 3 179 Figure 3 90 EMR2 Fault Codes Sheet 2 of 5...
Страница 232: ...SECTION 3 CHASSIS TURNTABLE 3 180 3121160 Figure 3 91 EMR2 Fault Codes Sheet 3 of 5...
Страница 233: ...SECTION 3 CHASSIS TURNTABLE 3121160 3 181 Figure 3 92 EMR2 Fault Codes Sheet 4 of 5...
Страница 234: ...SECTION 3 CHASSIS TURNTABLE 3 182 3121160 Figure 3 93 EMR2 Fault Codes Sheet 5 of 5...
Страница 303: ...SECTION 4 BOOM PLATFORM 3121160 4 31 Figure 4 20 Rotator Assembly HELAC...
Страница 335: ...SECTION 4 BOOM PLATFORM 3121160 4 63 THIS SENSOR ON NON ADE MACHINES ONLY Figure 4 27 UMS Sensor Location...
Страница 336: ...SECTION 4 BOOM PLATFORM 4 64 3121160 Figure 4 28 UMS Module Location ADE MACHINES NON ADE MACHINES...
Страница 425: ...SECTION 5 BASIC HYDRAULIC INFORMATION AND SCHEMATICS 3121160 5 81 Figure 5 131 Variable Displacement Pump Rexroth...
Страница 443: ...SECTION 5 BASIC HYDRAULIC INFORMATION AND SCHEMATICS 3121160 5 99 Figure 5 146 Fault Logic Troubleshooting...
Страница 444: ...SECTION 5 BASIC HYDRAULIC INFORMATION AND SCHEMATICS 5 100 3121160 Figure 5 147 Fault Logic Troubleshooting...
Страница 445: ...SECTION 5 BASIC HYDRAULIC INFORMATION AND SCHEMATICS 3121160 5 101 Figure 5 148 Fault Logic Troubleshooting...
Страница 460: ...SECTION 5 BASIC HYDRAULIC INFORMATION AND SCHEMATICS 5 116 3121160 NOTES...
Страница 467: ...SECTION 6 JLG CONTROL SYSTEM 3121160 6 7 Figure 6 2 ADE Block Diagram...
Страница 471: ...SECTION 6 JLG CONTROL SYSTEM 3121160 6 11 Figure 6 6 Analyzer Flow Chart Prior to Version 5 X Software Sheet 4 of 4...
Страница 473: ...SECTION 6 JLG CONTROL SYSTEM 3121160 6 13 Figure 6 8 Analyzer Flow Chart Version 5 X Software Sheet 2 of 4...
Страница 534: ...SECTION 6 JLG CONTROL SYSTEM 6 74 3121160 NOTES...
Страница 545: ...SECTION 7 BASIC ELECTRICAL INFORMATION SCHEMATICS 3121160 7 11 Figure 7 15 Connector Installation...
Страница 580: ...SECTION 7 BASIC ELECTRICAL INFORMATION SCHEMATICS 7 46 3121160 NOTES...
Страница 581: ......