This is the factory SIS export for the Cat E240B and EL240B track excavators (serial prefixes 5WG and 8SF), covering Systems Operation, Specifications, Testing and Adjusting, Disassembly and Assembly, plus the hydraulic schematic sheets on pages 3016 and 3019, with component locations for the front and rear pump circuits. The hydraulic sections are the heart of it: main and line relief pressures, high pressure cut, negative flow control, swing and travel crossover relief, cylinder cycle times, and the power shift calibration you run through the controller's numbered Test Programs. Disassembly and Assembly walks the undercarriage, final drives, swing frame, and counterweight. The bundle also includes the shared Cat 3116 engine family literature, the 37/41/42-MT starting motor manual, and generic metric/SAE torque charts - plus, honestly, EquipmentManager dealer software guides and Product Link telematics manuals that have nothing to do with fixing the machine, so do not expect every one of these 3123 pages to be excavator repair work.
What's Inside This Caterpillar E240B, EL240B Repair Manual
| System | Pages | Key Topics |
|---|
| Air Inlet and Exhaust System | 1-65 | Generic 3114/3116/3126 Engine Air Inlet, Turbocharger, Aftercooler, Exhaust Manifold |
| Basic Engine | 66-434 | Generic 3114/3116/3126 Engine Disassembly and Assembly, Cylinder Head, Block, Crankshaft |
| Cooling System | 435-530 | Generic Engine Cooling System, Water Pump, Radiator |
| Electrical and Starting System | 531-1621 | Engine Governors, 37/41/42-Mt Starting Motor, E240B/EL240B Electronic System, EquipmentManager Dealer Software, Product Link Telematics, E240B/EL240B Hydraulic and Electronic Testing and Adjusting - See coverage_composition, This Row Is NOT Uniformly Machine-Specific |
| Engine Arrangement | 1622-1638 | Engine Mounting Arrangement |
| Frame and Body | 1639-1655 | E240B/EL240B Vehicle Systems Disassembly and Assembly (Counterweight Etc.) |
| Fuel System | 1656-2372 | Generic 3114/3116/3126 Fuel System, Governor, Injection |
| Hydraulic System | 2373-2891 | E240B/EL240B Hydraulic System Operation, Specifications and Testing and Adjusting - Main/Line Relief, Cylinder Cycle Times, Swing and Travel Motor Wear Limits |
| Implements | 2892-2908 | Bucket, Linkage |
| Lubrication System | 2909-2970 | Generic Engine Lubrication |
| Operator Station | 2971-2979 | Cab, Controls |
| Power Train | 2980-3014 | Final Drive, Swing Drive Disassembly and Assembly |
| Schematic | 3015-3072 | Hydraulic Component Location Schematics (p3015-3020), Fluid and Electrical Power Graphic Symbols Legend (p3021-3072) |
| Torque Specifications | 3073-3120 | Generic Metric ISO/SAE Fastener Torque by Thread Size, Not Machine-Specific |
| Work Tools | 3121-3123 | Bucket Attachment |
Quick Reference Specifications
| Specification | Value | Page |
|---|
| Main relief valve pressure | 27500 ± 490 kPa (4000 ± 72 psi) | p. 1327 |
| Pilot relief pressure (at manifold) | 4400 ± 150 kPa (650 ± 21 psi) | p. 1328 |
| Line relief pressure (boom/stick/bucket, head+rod end) | 31900 ± 980 kPa (4600 ± 140 psi) | p. 1332 |
| High pressure cut start / flow-drop point | ~25500 kPa (3700 psi) start, 15 L/min at ~27000 kPa (3900 psi) | p. 1195 |
| High pressure cut adjustment sensitivity | 1/4 turn of screw changes pressure ~4900 kPa (700 psi) | p. 1195 |
| Maximum pump flow (front/rear pump) | 235 ± 3 L/min (62 ± 1.3 US gpm) | p. 1194 |
| Standard power shift pressure | 2250 ± 98 kPa (330 ± 14 psi) | p. 1325 |
| Swing motor relief pressure (new-overhaul / service limit) | 24500 ± 490 kPa (3550 ± 72 psi) / 24500 +490/-1960 kPa (3550 +72/-285 psi) | p. 1334 |
| Swing motor case drain (new / after overhaul / service limit) | 5 L/min / 10 L/min / 20 L/min | p. 1336 |
| Travel motor crossover relief (new-overhaul / service limit) | 28900 ± 980 kPa (4200 ± 140 psi) / 28900 +980/-2950 kPa (4200 +140/-425 psi) | p. 1337 |
| Travel motor relief pressure (new-overhaul / service limit) | 27500 ± 490 kPa (4000 ± 72 psi) / 27500 +490/-1960 kPa (4000 +72/-285 psi) | p. 1339 |
| Boom cylinder speed (extend / retract) | 4.0 ± 0.8 s / 3.3 ± 0.6 s | p. 1175 |
| Stick cylinder speed (extend / retract) | 4.5 ± 0.9 s / 3.3 ± 0.6 s | p. 1175 |
| Bucket cylinder speed (extend / retract) | 5.0 ± 1.0 s / 3.0 ± 0.6 s | p. 1175 |
| Cylinder rod drift, boom/stick/bucket (all three identical) | 14 ± 6 mm/min (0.6 ± 0.2 in/min) | p. 1173 |
| Swing time, full swing (3 o'clock / 9 o'clock position) | 6.0 ± 0.8 sec | p. 1171 |
| Swing drift on 12 degree slope (brake released / brake locked) | 270 ± 90 mm (10.6 ± 3.5 in) / <=10 mm (0.4 in) | p. 1171 |
| High idle engine speed (hydraulic test setpoint, no load) | 2370 ± 50 rpm | p. 1165 |
