Part of the New Holland Repair Manuals.
Need real factory data for your E70BSR? This 939-page New Holland E70BSR Service Manual PDF (OEM #84365679) maps the entire Midi Crawler Excavator, from the Mechatro controller down to the Isuzu diesel engine. Inside: complete electric circuit diagrams with harness lists, hydraulic schematics tracing the boom, swing, arm, and travel circuits, and a full error-code troubleshooting section pulled straight from the self-diagnosis display. You also get performance test procedures, tightening torque tables, and step-by-step teardowns for the swing motor, travel motor, and control valve. Check boom foot pin-to-bushing clearance at 0.09 to 0.19 mm, then confirm swing speed at 11.5 rpm during the performance test. No more chasing electrical gremlins with a test light and a hunch. Bookmarked and text-searchable on any device; type in a spec, find the page, fix the machine.
What's Inside This New Holland E70BSR Manual
| System | Pages | Key Topics |
|---|---|---|
| Outline | 12-21 | General Precautions, Hydraulic Equipment Disassembly, Electrical Equipment, Hydraulic Parts, Weld Repair, International Unit System |
| Specifications | 22-37 | Name of Components, General Dimensions, Weight of Components, Transportation, Engine Specification, Attachment Combinations |
| Attachment Dimensions | 38-53 | Boom, Arm, Bucket, Dozer |
| Tools | 54-75 | Tightening Torques, Hose and Fitting Torque, Plugs, Special Tools, Suction Stopper, Engine Mounting Pedestal |
| Standard Maintenance Timetable | 76-89 | Attachment Maintenance, Cab and Guard, Swing Frame, Travel System, Electric Equipments, Engine Maintenance |
| Maintenance Standard Andtest Procedure | 90-115 | Performance Inspection, Engine Speed Measurement, Hydraulic Pressure Measurement, Travel Performance, Swing Performance, Mechatro Controller |
| Mechatro Controller | 116-145 | Multi Display, Self Diagnosis, Service Diagnosis, Trouble History, Maintenance Schedule, Mechatro Control Equipment |
| Hydraulic System | 146-175 | Hydraulic Circuits, Neutral Circuit, Travel Circuit, Boom Circuit, Swing Circuit, Arm Circuit |
| Electrical System | 176-221 | Electric Circuit Diagram, Electrical Equipment and Harness, Harness List, Instrument Panel Assy, Controller Install, Operator's Control |
| Components System | 222-339 | Hydraulic Pump and Regulator, Control Valve, Pilot Valve, Swing Motor Unit, Travel Motor, Swivel Joint |
| Air-Conditioner System | 340-389 | Basic System of Air Conditioner, Component and Construction, Piping, Function, Disassembly and Assembly, Electric Circuit |
| Disassembling and Assembling | 390-393 | Explaining Chapter of Whole Disassembly and Assembly, Form for Chapter of Disassembly and Assembly, Indication of Tightening Torque |
| Attachments | 394-435 | Removing and Installing, Attachment Assy, Bucket, Arm, Boom, Dozer |
| Upper Slewing Structure | 436-565 | Operator Seat, Cab, Battery, Guard, Under Cover, Fuel Tank |
| Travel System | 566-639 | Crawler, Upper Roller, Lower Roller, Front Idler, Sprocket |
| Trouble Shooting(By Error Codes) | 640-679 | Judgment of Actual Thing at Site, Classification of Failure and Troubleshooting, The Blown Fuse of Mechatro Controller, Troubleshooting by Error Code |
| Troubleshooting (by Trouble) | 680-711 | Hydraulic System, Electric Systems, Engine Related Troubleshooting |
| Engine | 712-939 | Isuzu Diesel Engine, Service Precautions, Engine Accessories, Engine Exterior Equipment, Rocker Arm Shaft, Cylinder Head, Piston, Connecting Rod |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Tightening torque for metric coarse threads (not plated) M6 4.8T No lubrication | 4.4\u00b10.5 N\u2022m | p. 56 |
| Tightening torque for metric coarse threads (not plated) M36 10.9T Oil lubrication | 3360\u00b1333 N\u2022m | p. 56 |
| Tightening torque for hydraulic hose (30 deg. flare type) 1/8 PF | 15\u00b12.0 N\u2022m | p. 59 |
| Tightening torque for hydraulic hose (30 deg. flare type) 1 PF | 137\u00b115 N\u2022m | p. 59 |
| Tightening torque for joint (O-ring type) 1/8 PF | 17\u00b12 N\u2022m | p. 59 |
| Tightening torque for joint (O-ring type) 1 PF | 255\u00b19.8 N\u2022m | p. 59 |
| Engine oil filter replacement interval | 500 Hr | p. 121 |
| Fuel filter replacement interval | 500 Hr | p. 121 |
New Holland E70BSR Common Problems This Manual Covers
New Holland E70BSR slow hydraulics, weak digging force and sluggish swing after hydraulic service
Check hydraulic oil level first, then bleed air by cycling every function to full stroke with the engine warm. Measure main relief pressure; it should hold 29.4 MPa (4263 psi) per the test procedure on page 93. Time a full boom raise; 3.0 to 3.6 seconds is standard on page 94, slower points to pump wear.
Manual Section: Hydraulic System Troubleshooting p. 680Engine won't crank or turns over slowly, intermittent no-start on cold mornings
Test battery voltage under load, then clean and tighten both ground cables at the frame. Measure starter current draw while cranking; a dragging starter pulls high amperage and turns the engine over slowly even on a healthy battery. Check fuel delivery next and replace the fuel filter on its 500 hour interval.
Manual Section: Engine Related Troubleshooting p. 680Hydraulic hoses seeping at fittings, oil film on cylinder rods and pooling under machine
Wipe every fitting dry, run the machine, and trace each leak to its source before pulling wrenches. Retorque 30 degree flare hose fittings to the chart on page 59; a 1/8 PF joint takes 15 N\\u00b7m, never tighten by feel. Replace any hose showing wire braid, and test cylinder drift against the 3 mm per 5 minute standard on page 94.
Manual Section: Cylinder Troubleshooting p. 94Tracks derail on turns, rapid roller and idler wear, machine wanders during straight travel
Inspect lower rollers, front idlers, and sprockets for flat spots and leaking seals, then set track tension per the crawler procedure in the travel chapter starting on page 566. Test travel on flat ground; the machine should cover 20 m in 20.7 to 22.1 seconds in 1st speed, per the standard on page 94. Replace worn rollers in pairs.
Manual Section: Travel System p. 566Engine overheats under sustained load, coolant temperature climbs during hard digging
Check coolant level with the engine cold and confirm the coolant concentration, then work down the radiator group on page 82: sub tank, water hose, cap and mounting. Clean packed debris from the radiator core with low pressure air, blowing opposite normal fan flow. Inspect the cap seal and both hoses for collapse under vacuum. If temperature still climbs, pressure test the system before condemning the water pump.
Manual Section: Engine Related Troubleshooting p. 82Frequently Asked Questions
How do I clear an alarm on a New Holland E70BSR?
To clear an error indication and flickering after correcting a failure, you must switch the main switch from OFF to ON. p. 385
What are the torque specifications for the New Holland E70BSR track rollers?
The tightening torque for the lower roller capscrews (M14 x 55) is 181 N-m (130 lbf-ft). p. 579
What are the replacement specifications for hydraulic hoses on the New Holland E70BSR?
Hydraulic hoses should be replaced at regular intervals or at overhauls. Very Important Parts (V.I.P) hoses must be replaced regularly to secure safety. p. 92
What is the standard valve clearance for the 4LE2 engine?
The standard valve clearance for both the intake and exhaust valves on the 4LE2 engine is 0.40 ± 0.05 mm (0.016 ± 0.002 in) when the engine is cold. p. 754
What is the engine oil capacity for the 4LE2 engine?
The total engine oil capacity for the 4LE2 engine is approximately 12.1 L (12.8 qts) at MAX and 9.3 L (9.8 qts) at MIN. p. 760
What format is this New Holland E70BSR manual in?
A single searchable PDF file of 939 pages, downloadable right after payment. Nothing ships, nothing waits in the mail.
Can I print a copy of this New Holland E70BSR Service Manual for the shop?
Yes, printing is unrestricted: a single page, a chapter, or the lot, on letter or A4.
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