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Related Manuals for Ruggerini SERIES RY
Summary of Contents for Ruggerini SERIES RY
- Page 1 Repair Manual for Diesel engines series cod. 00497R0990...
- Page 3 W A R N I N G Only use GENUINE RUGGERINI SPARES GENUINE RUGGERINI SPARES GENUINE RUGGERINI SPARES GENUINE RUGGERINI SPARES GENUINE RUGGERINI SPARES to ensure a good result..
- Page 4 D I E S E L 4 . 0...
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Page 5: Technical Specifications
D I E SEL SERIES RY DIESEL ENGINES TECHNICAL SPECIFICATIONS MODEL MODEL MODEL Ry85.0 Ry85.0 Ry85.0 Ry85.1 Ry85.1 Ry85.1 Ry100 Ry100 Ry100 Ry101 Ry101 Ry101 Ry120 Ry120 Ry120 Ry121 Ry121 Ry121 MODEL MODEL Ry85.0 Ry85.0 Ry85.1 Ry85.1 Ry100 Ry100... -
Page 6: Power Graphs
D I E S E L POWER GRAPHS Kg m Kg m CV-HP Mt-N Mt-N g/CV-h g/kW-h g/CV-h g/kW-h g/min g/min 1600 2000 2400 2800 3200 3600 1600 2000 2800 3200 3600 2400 RY85.0 - RY85.1 RY85.0 - RY85.1 RY85.0 - RY85.1 RY85.0 - RY85.1 RY85.0 - RY85.1 RY100 - RY101... -
Page 7: Overall Dimensions
service OVERALL DIMENSIONS 7 . 0... -
Page 8: Special Tools
D I E S E L SPECIAL TOOLS TOOL CODE DESCRIPTION Flywheel puller 365.02 (also used for RD series engines) Tool to mount and demount main bearings 365.90 (also used for MD series engines) Plug to mount and demount main bearings 366.22 Sleeve to insert main bearings 366.23... -
Page 9: Maintenance Schedule
service MAINTENANCE SCHEDULE OPERATION 8 8 8 8 8 2500 2500 2500 2500 2500 A ir filte r o il le v e l ( fo r e n g in e s w ith w e t a ir filte r s ) E n g in e b lo c k o il le v e l B a tte r y flu id le v e l R o c k e r a r m v a lv e p la y... -
Page 10: Troubleshooting Table
D I E S E L TROUBLESHOOTING TABLE DEFECT PROBABLE CAUSE G G G G G G G G Air filter clogged G G G G Con rod sm all end with excessive play G G G G Engine running in G G G G G G G G G G G G... -
Page 11: Engine Identification
service ENGINE IDENTIFICATION The type of engine and serial number are stamped on the crankcase and on the data plate affixed to the conveyor (fig. Always indicate these engine identification numbers when ordering spare parts or making requests under guarantee. DEMOUNTING THE ENGINE 8.1 Removing the injector Slacken off the fuel delivery pipe, remove the fixing bracket... -
Page 12: Demounting The Piston
D I E S E L 8.4 Removing the cover on the timing system side Slacken off the screws around the perimeter of the cover on the timing system side. Split the cover from the engine casing by levering with a screwdriver in the points indicated in fig. 5. Warning: Warning: Warning: to prevent damage to the main bearings, it is... -
Page 13: Inspections And Overhauls
service INSPECTIONS AND OVERHAULS 9.1 Head Parts indicated in fig. 9. 1. Nut - 2.Nut with ball - 3. Rocker arm - 4. Cotters - 5. Rocker arm stud - 6. Upper cap - 7. Spring - 8. Air-relief valve - 9. Lower cap - 10. Valve guide - 11. -
Page 14: Valve Springs
D I E S E L Grinding-in must always be carried out when new valves or housings are mounted. Valve housings oversized on the outside by 0.5 mm are available. Thoroughly wash the valve and housing with petroleum or gasoline to eliminate lapping paste residues or swarf. Proceed in the following way to make sure that the valve and seat are tight: 1) Mount the valve on the head with cap string and cotters... -
Page 15: Piston Rings - Piston - Pin
service 9.6 Piston rings - Piston - Pin To gauge the wear on the piston rings, put them into the cylinder from the bottom side and measure the distance between the free ends (fig. 17), which must be: Piston ring Piston ring Piston ring Assembly mm... -
Page 16: Crankshaft
D I E S E L The operation is carried out by applying a calibrated pressure to the convex side in the middle of the connecting rod stem set on surface plates (fig. 21). 9.8 Crankshaft It is advisable to check the condition of the crankshaft whenever the engine is demounted and particularly when cylinders and pistons must be replaced following wear due to dust having been intaken. -
Page 17: Checking The Oil Pump
service 9.11 Checking the oil pump Make sure that the oil pump cover is in a good condition. D D D D D F F F F F After demounting, examine the rotors and replace them if their lobes or centerings are damaged. To check the degree of pump wear, measure the dimensions of rotor A A A A A and rotor B B B B B (fig. -
Page 18: Tappets And Rocker Arms
D I E S E L 9.13 Tapets and rocker arms Make sure that there is no wear, scoring or signs of seizure on Ø7.986 to 7.995 Ø7.986 Ø7.986 7.995 7.995 7.995 Ø7.986 Ø7.986 7.995 the surfaces of the tappets (fig. 29). Replace the parts if necessary. -
Page 19: Checking The Injection Pump
service 10.3 Checking the injection pump before demounting the injection pump, make sure that the plunger unit, enbloc pump casing and valve are pressure tight by proceeding in the following way: 1) Connect a pressure gauge with scale up to 600 Kg/cm² 600 Kg/cm²... -
Page 20: Leak Test
D I E S E L 5) Insert the adjuster sleeve unit and plunger (L) into the pump casing (A), making sure that the helical profile is G G G G G I I I I I directed on a level with the return union with ball. F F F F F 6) Fit in the adjuster block (M), matching the reference marks E E E E E... -
Page 21: Electrical Equipment
service below the injection pressure value. Release the lever and check the time it takes to drop. The pressure must drop to 150 to 100 Kg/cm² withinn 6 to 40 seconds. - replace the nozzle if it drops in less than 6 seconds. - if it takes longer than 40 seconds to drop, make sure that there are no carbon deposits in the nozzle and that the return holes are not clogged. -
Page 22: Checking The System
D I E S E L 11.2 Checking the system 1) make sure that the connections between the regulator and alternator are correct and in good conditions 2) detach the wire from the remote control switch from the terminal and fit on a d.c. amperometer ( ,fig. -
Page 23: Engine Assembly
service ENGINE ASSEMBLY Important: Important: Important: Important: Important: The instructions refer to engines updated at the time of publication. Check the technical circulars for any B B B B B modifications. Thoroughly clean the parts before remounting them. Lubricate the moving parts to prevent seizures when the engine is first started. -
Page 24: Timing System Cover Pre-Assembly
D I E S E L 12.3 Timing system cover pre-assembly Prepare the cover of the timing system in the following way: 1) Mount the main bearing as indicated in section 8.6 on page 2) Fit in the pin and drive shaft bearing ring (fig 53). 3) Mount the oil pump rotors as described in section 9.11 on page 17. -
Page 25: Removal And Assembly Of The Drive Shaft Gear
service 12.4 Removal and assembly of the drive shaft gear The gear on the timing system side can only be replaced. To demount it, use puller code 365.10 (fig. 57) or a puller available on the market. To assemble, preheat the gear to a temperature of about 180 to 200 °C, fit it on the shaft, taking care to ensure that the chamfer points towards the internal part, and use the tang as a reference. -
Page 26: Camshaft
D I E S E L 12.8 Camshaft Insert the tappets into their housings on the casing. Mount the camshaft, matching the reference marks on the gears (fig.61). 12.9 Play adjustment Crankshaft float: Crankshaft float: Crankshaft float: Crankshaft float: Crankshaft float: Place a calibrated bar on the casing, on a level with the timing system cover retention surface and use a thickness gauge to check the distance between the gear and bar (fig. -
Page 27: Cover On Timing System Side
service Counter-shaft float (optional): Counter-shaft float (optional): Counter-shaft float (optional): Counter-shaft float (optional): Counter-shaft float (optional): Place a calibrated bar on a level with the timing system cover retention surface and use a thickness gauge to check the distance between the stop surface and bar (fig. 65). The measured value must be between: 0.10 to 0.25 mm 0.10 to 0.25 mm... -
Page 28: Piston
D I E S E L 12.13 Piston Mount the rings on the piston (fig. 69) in the following order: 1) chromium plated compression retention ring (stamped trademark pointing upwards) 2) tapering retention ring (stamped word TOP pointing upwards) 3) oil scraper ring (stamped trademark pointing upwards) Position the piston so that the central axis of the combustion chamber is aligned with the injector (fig.70). -
Page 29: Valve Play
service Insert the rocker arm casings, the partition (A, fig. 75), the head seal and the head. Tighten the head fixing nuts evenly and alternately (fig. 74) to the following value: 4 Kgm (39.2 Nm) 4 Kgm (39.2 Nm) 4 Kgm (39.2 Nm) 4 Kgm (39.2 Nm) 4 Kgm (39.2 Nm) NOTE:... -
Page 30: Injector And Injector Tube
D I E S E L 12.18 Mounting the injection pump on the engine Lower the tappet in the innermost point of the engine by slightly turning the flywheel. Insert a seal of adequate thickness (see section 12.17 point 6). Turn the motor stop lever to the STOP position. -
Page 31: Storage
service There may be hunting problems, slowness or misfiring if the HUNTING HUNTING RATE RATE R A T E R A T E HUNTING HUNTING HUNTING RATE RATE RATE R A T E R A T E R A T E injection pump is changed. -
Page 32: Summarizing Tables
D I E S E L SUMMARIZING TABLES 15.1 Couplings Play (mm) Limit (mm) Camshaft and plugs 0.032 - 0.061 Compression ring opening 0.30 - 0.50 Oil scraper ring opening 0.25 - 0.50 Connecting rod and piston pin 0.023 - 0.038 0.04 Injection pump tappets and housing 0.021 - 0.059... -
Page 33: Driving Torques
service 15.3 Driving torques (Nm) Timing system cover 2.7 - 2.8 26.5 - 27.5 Injector ring nut 4.6 - 5.6 45 - 55 Injection tube unions 2 - 2.5 19.6 - 24.5 Injector bracket 0.8 - 0.9 7.8 - 8.8 Injection pump bracket 19.6 Head... -
Page 34: Table Of Contents
service D I E S E L TABLE OF CONTENTS 1. TECHNICAL SPECIFICATIONS ....5.0 11. ELECTRICAL EQUIPMENT ....21.0 11.1 Characteristics of the system ....21.0 2. POWER GRAPHS ........6.0 11.2 Checking the system ......22.0 11.3 Checking the alternator ......22.0 3. - Page 35 service SUGGESTIONS ON HOW TO TIME THE INJECTION PUMP WHEN THE LEAD PUNCH MARKS ON THE FLYWHEEL ARE DIFFICULT TO REACH. (Consult chapter 12.17 on page 29 for a description of the conventional adjustment) T.D.C. T.D.C. T.D.C. = top dead center T.D.C.
- Page 36 La Ruggerini si riserva il diritto di modificare in qualunque momento i dati contenuti in questa pubblicazione. Ruggerini se rèserve le droit de modifier, à n'importe quel moment, les données reportées dans cette publication. Data reported in this issue can be modified at any time by Ruggerini.
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