Every one of the 599 pages in this Renault Ceres 326, 336, 346 Repair Manual PDF (OEM #MR306) covers real factory tractor service, from engine specifications through final valve clearance adjustment, and it fits the Ceres 316 as well. Inside: hydraulic schematics with full circuit routing, complete wiring diagrams, a fault diagnosis chart, and factory tightening torque tables straight from Renault. You get step-by-step engine removal, teardown, and rebuild procedures, plus Bosch injection pump setting and fuel injector service. Set the pressure plate to 7200 ± 500 Nm, and scrap any friction disc showing more than 0.6 mm of runout. Your tractor is down and the clock is running. Get the factory numbers, not forum guesses. Bookmarked PDF with a full text layer: type a spec, jump straight to the section, and get back under the hood.
What's Inside This Renault Ceres 316–346 Repair Manual
| System | Pages | Key Topics |
|---|---|---|
| Engine, Ceres 326, 336, 346 | 2-129 | 8045.05.775 / 8045.05.785 / 8045.25.785 Engines |
| Engine, Ceres 316 | 130-235 | Rs 4100 F Engine |
| Clutch | 236-263 | Clutch Removal, Inspection and Adjustment |
| Gearbox | 264-330 | B41 Gearbox |
| Low Pressure Hydraulic System | 331-349 | Low Pressure Circuit |
| Rear Axle | 350-397 | P11 Rear Axle |
| Brakes | 398-414 | Brake System Service |
| Front Axle (4WD) | 415-440 | Four Wheel Drive Front Axle |
| Wd Drop Box | 441-460 | M21 Drop Box |
| Front Axle (2WD) | 461-481 | Two Wheel Drive Front Axle |
| Hydraulics | 482-508 | Main Hydraulic System |
| Lift Hitch | 509-542 | Three Point Lift Hitch |
| Steering | 543-568 | Steering System |
| Electrics | 569-599 | Electrical System and Wiring |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Pressure plate setting | 7200 ± 500 Nm | p. 241 |
| Drive friction disc max run out | 0.6 mm | p. 248 |
| Power take-off friction disc max run out | 0.6 mm | p. 248 |
| Preload | 0.4 to 1 Nm | p. 273 |
| Clearance | 0.02 to 0.1 mm | p. 273 |
| Capacity (gearbox + axle) 2WD | 45 l | p. 356 |
| Capacity (gearbox + axle) 4WD | 48 l | p. 356 |
| Casing bolts torque | 120 ± 10 Nm | p. 408 |
| Discs outer diameter | 204 mm | p. 403 |
| Service brake nut torque | 5 Nm | p. 409 |
| Overall width | 1836 mm | p. 420 |
| Width between plates | 1700 mm | p. 420 |
Renault Ceres 316–346 Common Problems This Manual Covers
Renault Ceres 326 engine won't start or lacks power under load, black smoke from exhaust
Start with the engine fault diagnosis chart on page 34; it separates fuel, compression, and injection causes. Check valve clearance first, 0.25 to 0.35 mm on both inlet and exhaust valves, engine cold. Pull the injectors and pop-test them; opening pressure should be 260 bar. Confirm idle settles at 650 rpm after repair.
Manual Section: Engine Fault Diagnosis Chart p. 34Rear hitch will not lift or rises slowly, jerks and drops with implement attached
Check hydraulic oil level before condemning the pump; the shared gearbox and axle sump feeds the lift circuit. Tee a gauge into the lift pump outlet and bring the engine up to speed; you want 180 bar, plus or minus 5, per the nominal pressure table on page 504. A low reading with a clean filter points to pump wear, not linkage.
Manual Section: Hydraulic Controls Diagnostic p. 504No drive in any gear under load, clutch slips when pulling, burnt facing smell
Split the tractor and inspect the drive friction disc; replace it if run out exceeds 0.6 mm, checked per page 248. Inspect the flywheel friction face too: flatness limit is 0.8 mm, and never machine off more than 2 mm of material. Torque the flywheel bolts to 140 Nm on reassembly.
Manual Section: Tools p. 248Steering wheel hard to turn, front wheels wander and oscillate at road speed
Test steering circuit pressure first; nominal is 140 bar at the steering cylinder. If pressure checks out, move to front geometry: toe-in must not exceed 4 mm, measured per page 426, and wheel hub bearing preload should give 4 to 5 Nm of rotational torque. Worn axial ball joints cause the wander; torque replacements to 200 Nm.
Manual Section: Steering Diagnostic p. 426Brake pedal travels to the floor, tractor pulls to one side when braking
Bleed both brake circuits and verify brake valve outlet pressure reaches 150 bar, listed in the nominal pressure table on page 504. If braking stays weak, pull the housings and measure the discs; outer diameter is 204 mm, shown on page 403. Replace glazed or oil-soaked discs on both sides together.
Manual Section: Tools p. 403Frequently Asked Questions
What are the torque specifications for the cylinder head bolts on a Renault Ceres 326?
The cylinder head bolts for the engine should be tightened to a preliminary torque of 70 Nm (7.1 Kg m), followed by an angular tightening of 90° + 90°. p. 29
What are the replacement specifications for the clutch?
The CERES 316, 326, 336, and 346 tractors use a dry mechanical clutch made by LUK India. The drive disc diameter is 280 mm for the 316, 326, and 336 models, and 310 mm for the 346 model. p. 241
What is the correct valve clearance for the engine?
The valve clearance for normal running (engine cold) is 0.30 + 0.05 mm for both the inlet and exhaust valves. p. 25
What is the oil sump capacity for the CERES 316?
The oil sump capacity for the CERES 316 model is 11.4 liters. p. 136
What is the correct coolant pump delivery rate?
The coolant pump delivery rate for the engine is 150 liters per minute. p. 9
What format is this Renault Ceres 326 manual in?
A 599-page Repair Manual in searchable PDF format, available the moment you complete checkout. View on computer, tablet, or phone, with no shipping wait.
Can I print specific sections of this Renault Ceres 326 Repair Manual?
Yes, print as many copies as you want, and there are no restrictions. Many mechanics print the section they need and bring it to the shop floor.
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