A cracked injector clamp or a pulled fuel pump stud often traces back to a torque figure recalled from memory. That is the problem the Perkins 854E-E34TA, 854F-E34T repair manual PDF (OEM ID 647173EN) sets out to prevent, across 678 pages for both industrial engines. Symptom troubleshooting fills more than a third of the book, and the systems operation, testing and adjusting chapters take about as much again. A specifications section runs from the fuel manifold rail and rocker shaft through to connecting rods, piston rings and the flywheel housing. Torque the fuel injection nozzle clamp bolts to 20 N·m (15 lb ft) and the fuel injection pump nuts to 25 N·m (18 lb ft). A made-up number there can crack a casting. You can jump between bookmarked chapters or search the text by component name, so every clearance and torque sequence stays close while the block is on the stand and your 854 goes back together to run the way Perkins built it.
What's Inside This Perkins 854E-E34TA, 854F-E34T Repair Manual
| System | Pages | Key Topics |
|---|---|---|
| Perkins Engine Repair Manual | 1-2 | Fuel Injection Pump, Turbocharger, Cylinder Head, Crankshaft, Alternator, Electronic Control Module |
| Specifications | 3-50 | Specifications Section, Important Safety Information, Safety Alert Symbol, Signal Words, Notice Labels, Replacement Parts, Engine Design, Fuel Injection Lines, Fuel Injection Pump, Fuel Injectors, Fuel Filter Base, Fuel Manifold (Rail), Lifter Group, Rocker Shaft, Cylinder Head, Turbocharger, Crankshaft, Electronic Control Module |
| Operation and Maintenance Manual | 51-170 | Safety Section, Product Information Section, Cooling System Coolant (ELC) - Change, Engine Air Cleaner Element (Dual Element) - Clean/Replace, Engine Oil and Filter - Change, Fuel System Primary Filter (Water Separator) Element - Replace, Fuel System Secondary Filter - Replace, Radiator Pressure Cap - Clean/Replace |
| Systems Operation Testing and Adjusting | 171-426 | Systems Operation Section, Fuel Injection Timing - Check, Fuel System Pressure - Test, Turbocharger - Inspect, Exhaust Cooler (NRS) - Test, Engine Valve Lash - Inspect, Engine Oil Pressure - Test |
| Troubleshooting | 427-678 | Symptom Troubleshooting, Engine Top Speed Is Not Obtained, Engine Vibration Is Excessive, Exhaust Has Excessive Black Smoke, Fuel Rail Pressure Problem, Intake Manifold Air Pressure Is Low, NRS Mass Flow Rate Problem |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Secondary fuel filter connection torque | 25 N·m (18 lb ft) | p. 8 |
| Secondary fuel filter screw torque | 2.5 N·m (22 lb in) | p. 8 |
| Fuel injection nozzle clamp bolt torque | 20 N·m (15 lb ft) | p. 7 |
| Fuel injection pump stud torque | 10 N·m (89 lb in) | p. 7 |
| Fuel injection pump nut torque | 25 N·m (18 lb ft) | p. 7 |
| Engine oil filter tightening torque | 32.5 N·m (24 lb ft) | p. 19 |
| 12 V Starting Motor 3.2 kW solenoid terminal torque | 5.8 N·m (51 lb in) | p. 41 |
| 12 V Starting Motor 3.2 kW positive terminal nut torque | 15 N·m (11 lb ft) | p. 41 |
| Glow plugs tightening torque | 9 N·m (80 lb in) | p. 46 |
| Nut (3) torque | 30 N·m (22 lb ft) | p. 130 |
| Bolt (5), nut, and bolt (6) and nut and bolt (1) torque | 50 N·m (37 lb ft) | p. 130 |
| Bore | 99 mm | p. 6 |
Perkins 854E-E34TA, 854F-E34T Common Problems This Manual Covers
Perkins 854E-E34TA or 854F-E34T fuel system check when the engine cranks but does not start
Check the ground level shutdown switch and read active diagnostic codes before you crack a fuel line. Inspect the air intake, fuel filters and fuel rail pressure relief valve, then verify fuel pump timing and compression. When you refit the filters, torque the primary and secondary connections to 25 N·m (18 lb ft) per page 8.
Manual Section: Engine Cranks but Does Not StartInjector, fuel system or low compression checks when the engine stalls at low RPM
Check for active diagnostic codes first, then check accessory equipment for excess load at low RPM. Inspect the fuel system for supply faults and run a compression test to find a weak cylinder. If the injectors come out, torque the injector fastening nut to 25 N·m following page 7 and the fuel injection lines to 10 N·m per page 6.
Manual Section: Engine Stalls at Low RPMTurbocharger, valve lash or throttle position sensor faults with poor acceleration or poor throttle response
Check for active diagnostic codes and test the throttle position sensor signal. Inspect the air intake for restriction and the turbocharger for damage, then verify valve lash on every cylinder. Check the fuel supply, run a compression test and inspect the injectors. Clear the codes and the air side before you condemn a set of injectors.
Manual Section: Acceleration Is Poor or Throttle Response Is PoorWater temperature regulator, radiator cap or coolant pump fault with coolant temperature running high
Check the coolant level and coolant quality before anything else. Test the coolant temperature sensor so you know the reading is real, then inspect the radiator cap and the water temperature regulator. Inspect the radiator, cooling fan and coolant pump next. If all of those pass, suspect the cylinder head gasket and pull the head for a closer look.
Manual Section: Coolant Temperature Is HighEngine oil cooler, cylinder head gasket or cylinder block fault when coolant contains oil
Inspect the engine oil cooler for an internal leak first. If the cooler is sound, remove the cylinder head and inspect the gasket, the head and the cylinder block for the leak path. On reassembly, torque the M15 head bolts to 90 N·m plus 80 degrees and the M12 bolts to 90 N·m plus 60 degrees following page 13.
Manual Section: Coolant Contains OilValve train, injector or piston fault diagnosis when a cylinder is noisy
Check for diagnostic codes and verify fuel quality before you tear anything down. Inspect the valve train components and the injector on the noisy cylinder. If the piston is suspect, remove it and inspect it on the bench. When it goes back in, torque the connecting rod setscrews to 50 N·m (37 lb ft) plus 70 degrees per page 32.
Manual Section: Cylinder Is NoisyFrequently Asked Questions
How do I reset the engine oil service indicator on the Perkins 854E-E34TA engine?
To reset the engine oil service indicator, you can use the Throttle Control Option or the Multi-State Switch Option. For the Throttle Control Option, turn the keyswitch to the ON position for 15-30 seconds, then move the throttle to the maximum position for 15-30 seconds, return to zero for 15-30 seconds, repeat this cycle, and finally move the throttle to the middle position for 15-30 seconds. The low oil warning lamp will flash three times to confirm the reset. p. 147
What does it mean when the low oil pressure lamp is flashing on the Perkins 854E-E34TA?
A flashing low oil pressure lamp indicates that an engine oil change is required. The lamp will only flash with the key in the ON position, and it will be extinguished when the engine is in operation. You must perform an engine oil and filter change and then complete the engine oil service reset procedure. p. 147
What is the correct torque for the cylinder head bolts on the 854E-E34TA engine?
The cylinder head bolts must be tightened in a specific sequence. First, tighten the M15 bolts to 130 N·m (96 lb ft) and the M12 bolts to 65 N·m (48 lb ft). Then, tighten the M15 bolts again to 90 N·m (66 lb ft) and the M12 bolts to 90 N·m (66 lb ft). Finally, tighten the M15 bolts by an additional 80 degrees and the M12 bolts by an additional 60 degrees. p. 13
What is the torque for the fuel injection pump drive gear nut on the Perkins 854E-E34TA, 854F-E34T?
The fuel injection pump drive gear nut requires an initial torque of 18 N·m (13 lb ft) and a final torque of 90 N·m (66 lb ft). p. 36
How often should the Perkins 854E fuel system secondary filter be replaced?
The fuel system secondary filter should be replaced every 500 service hours. p. 128
How is this Perkins 854E-E34TA Repair Manual delivered?
You get a 678-page searchable PDF that downloads instantly after checkout. Open it on your laptop, tablet, or phone, and bring it right to the shop floor.
Is this Perkins 854E-E34TA Repair Manual printable?
Zero restrictions. The PDF is DRM-free. Print whatever sections you need to take out to the shop. Standard letter or A4 paper works.
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