Shindaiwa T2510 Скачать руководство пользователя страница 21

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SPECIFICATION: STANDARD

DIMENSION:

LIMIT:

inches

mm inches mm

Follower bore diameter:

.196~.197"

5.005~5.025 0.198" 5.05 (+.025)

Cam cover shaft bore diameter

.196~.197"

5.005~5.025 0.199" 5.057 (+.032)

Cylinder Block:

Cam gear shaft bore diameter:

.1971~.1976"

5.000~5.012

0.199"

5.05 (+.038

Follower shaft bore diameter:

.1966~.1971"

5.000~5.012 0.199" 5.05 (+.038

Rocker shaft bore diameter:

.1966~.1971"

5.000~5.012 0.199" 5.05 (+.038

Rocker arm inside diameter:

.1968~1980"

5.005~5.035 0.199" 5.06 (+.025)

Valve spring free length:

.692"

17.6

0.685"

17.0 (-.6)

Valve stem OD:

Intake:

.1365~.1370"

3.470~3.485 0.135" 3.435 (-.035)

Exhaust:

.1353~.1359"

3.440~3.455 0.134" 3.405 (-.035)

Valve guide ID:

.137~.138"

3.5~3.514

0.139"

3.544 (+.03)

Valve stem to guide clearance:

Intake:

.0059~.0173"

.015~.044

0.0291"

.074 (+.03)

Exhaust:

.0177~.0291"

.045~.074

0.049"

.104 (+.03)

Maintenance/Inspection Intervals:

Valve clearance:

135 hours

Piston/ring:

Annual

Reed valve:

Annual; replace: 400 hours

Spark plug:

100 hours

Crankcase pressure test:

4 - 6 PSI, maximum

Crankcase sealant type:

1207-C

T2500/T2510 Tolerances & Wear Limits

Edition 2 • 09/2007

Содержание T2510

Страница 1: ...SHINDAIWA SERVICE MANUAL 7 50 SERVICE MANUAL T2500 T2510 T3410 Trimmer Brushcutter with C 4 Technology Four Stroke Engine Edition 2 September 2007...

Страница 2: ...tment 8 5 Pushrods Followers Cam 11 6 Reed Valve Inspect Replace 13 7 Crankcase Intake Sealing 14 8 Inspecting Impulse Passage 16 9 General Specifications 17 10 Tolerances Wear Limits 21 11 Torque Val...

Страница 3: ...high exhaust emissions occur due to exhaust scavenging unburned fuel not the fuel oil mix Unlike conventional four strokes the C4 engine can run in any position all day long No dipsticks oil filling b...

Страница 4: ...o incorporating the upper crankcase half the cylinder also has compartments for cam gear assembly and overhead valve components rocker arms valves and valve springs Differences 2510 3410 The 3410 engi...

Страница 5: ...not a problem because four stroke cylinder does not have port openings D Cam Gear Valve Train Four stroke intake and exhaust functions are controlled by a single lobe nylon cam gear Cam lobe activates...

Страница 6: ...ls are identified by name and part number in the step by step explanations A complete listing of all the special tools required for this product can be found in the Special Tools IPL P N 80390 E Exclu...

Страница 7: ...35 mm clearance D Before Proceeding Make sure engine is cold Reassemble engine except valve cover before loosening adjusting hardware Loosen rocker arm adjusting nut just prior to performing adjustme...

Страница 8: ...aligns with left inside edge of clutch drum housing If housing has been removed align adjacent flywheel fin with edge of cylinder casting STEP 3 Rotate flywheel back and forth while observing rocker...

Страница 9: ...urn engine over several times and return to TDC compression Recheck with proper feeler gauge to make sure clearance adjustment did not change as a result of tightening locknut Readjust as necessary ST...

Страница 10: ...r hemostat to move upper end of pushrod into position When installing pushrods verify that they are properly seated in cupped receivers in follower and rocker arm adjustment screw C Remove Rocker Arms...

Страница 11: ...nment and reinstall screw Tip of screw should mesh with marked notch on cam gear 4 Complete engine assembly 5 Remove timing screw install original washer and reinstall with thread locking compound Alw...

Страница 12: ...mm Cracking or warping Discoloration or corrosion Debris accumulation Replace reed valves that exceed gap specification or those with indications of warping discoloration corrosion or debris build up...

Страница 13: ...uence is similar to two stroke pressure test Requires crankcase pressure testing kit P N 72174 99200 STEP 1 Remove carburetor but leave insulator block reed valve in position STEP 2 Remove muffler STE...

Страница 14: ...o cracking no rough sealing surfaces no pulled inserts cast in nuts Always remove insulator block reed valve and inspect venturi impulse side for cracking Cracks in this area are rare but do occur Che...

Страница 15: ...engine over slowly and watch impulse passage Remove spark plug if easier cranking desired If impulse passage is working properly the drop of oil should suck in and blow out as the engine revolves STEP...

Страница 16: ...ings Ball bearings Conrod Forged 1 piece Conrod bearings large small Caged needle bearing Conrod thrust control Small end of conrod Piston Aluminum silicon alloy Rings 2 Cylinder Chrome plated etched...

Страница 17: ...n ANTI VIBRATION Full A V system Engine lower unit Rubber cushion Front handle Soft grip Rear handgrip Soft grip Spring rubber on harness n a LOWER UNIT Drive type Gearcase with 4 bearings spiral beve...

Страница 18: ...gs Ball bearings Conrod Forged 1 piece Conrod bearings large small Caged needle bearing Conrod thrust control Small end of conrod Piston Aluminum silicon alloy Rings 2 Cylinder Chrome plated etched FU...

Страница 19: ...n ANTI VIBRATION Full A V system Engine lower unit Rubber cushion Front handle Soft grip Rear handgrip Soft grip Spring rubber on harness n a LOWER UNIT Drive type Gearcase with 4 bearings spiral beve...

Страница 20: ...08 0 2 Cylinder inside bore diameter 1 338 34 0 1 339 34 02 Cylinder out of round 00039 010 0 0012 03 Cylinder taper 00059 015 0 002 0 05 Piston ring width 059 1 5 057 1 45 Piston ring thickness 059 1...

Страница 21: ...iameter 1968 1980 5 005 5 035 0 199 5 06 025 Valve spring free length 692 17 6 0 685 17 0 6 Valve stem OD Intake 1365 1370 3 470 3 485 0 135 3 435 035 Exhaust 1353 1359 3 440 3 455 0 134 3 405 035 Val...

Страница 22: ...006 0 15 Cylinder inside bore diameter 1 496 38 0 1 497 38 02 Cylinder out of round 00039 010 0 0012 03 Cylinder taper 00059 015 0 002 0 05 Piston ring width 059 1 5 057 1 45 Piston ring thickness 059...

Страница 23: ...eter 1968 1980 5 005 5 035 0 199 5 06 025 Valve spring free length 692 17 6 0 685 17 0 6 Valve stem OD Intake 1365 1370 3 470 3 485 0 135 3 435 035 Exhaust 1353 1359 3 440 3 455 0 134 3 405 035 Valve...

Страница 24: ...70 Plate cam gear 01280 04062 Tapping screw M4X6 1 7 10 8 12 Cam gear cover cylinder 11022 04140 Allen screw M4X14 5 20 40 25 45 Timing screw cylinder 62901 43310 Phillips screw M5X7 1 35 45 40 50 Ad...

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