272144 Vanguard Twin Cylinder OHV BRIGGS & STRATTON.pdf

More documents

Recommendations

Info

Torque Values Description Torque Air Cleaner Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90 in. lbs. (10 Nm) Air Guide Mounting Screws . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90 in. lbs. (10 Nm) Air Block Plate Mounting Screws . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 in. lbs. (3 Nm) Alternator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 in. lbs. (2 Nm) Alternator Harness Clamp Screw . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90 in. lbs. (10 Nm) Air Cleaner Base (to carburetor) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65 in. lbs. (7 Nm) Air Cleaner Support Bracket . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65 in. lbs. (7 Nm) Armature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 in. lbs. (3 Nm) Back Plate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65 in. lbs. (7 Nm) Blower Housing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65 in. lbs. (7 Nm) Breather . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 in. lbs. (3 Nm) Carburetor to Manifold . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65 in. lbs. (7 Nm) Connecting Rod . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115 in. lbs. (13 Nm) Crankcase Cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150 in. lbs. (17 Nm) Cylinder Head . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165 in. lbs. (19 Nm) Cylinder Shield . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65 in. lbs. (7 Nm) Exhaust Manifold . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150 in. lbs. (17 Nm) Fan Retainer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150 in. lbs. (17 Nm) Flywheel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125 ft. lbs. (170 Nm) Fuel Pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 in. lbs. (5 Nm) Governor Control Bracket . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140 in. lbs. (16 Nm) Governor Lever Nut . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 in. lbs. (8 Nm) Intake Manifold . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140 in. lbs. (16 Nm) Oil Pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65 in. lbs. (7 Nm) Rewind Starter (to blower housing) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65 in. lbs. (7 Nm) Rocker Arm Lock Nut . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 in. lbs. (8 Nm) Rocker Arm Stud – Current Style . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 in. lbs. (11 Nm) – Early Style . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140 in. lbs. (16 Nm) Spark Plug . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180 in. lbs. (20 Nm) Starter Motor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140 in. lbs. (16 Nm) Valve Cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 in. lbs. (8 Nm) 181
Model 380000 Common Specifications NOTE: All dimensions in Inches (Millimeters) Armature Air Gap . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.008 – 0.012 (0.20 – 0.30) Crankshaft End Play . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.002 – 0.030 (0.05 – 0.76) Spark Plug Gap . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.030 (0.76) Valve Clearance – Measured Cold Intake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.004 – 0.006 (0.10 – 0.15) Exhaust . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.004 – 0.006 (0.10 – 0.15) Dimensional Specifications NOTE: All dimensions in Inches (Millimeters) Description Standard Dimension Reject Dimension Cylinder Bore . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.972 – 2.973 (75.50 – 75.52) . . . . . . . . . . . . . . . . 2.976 (75.59) Out-of-round . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.002 (0.05) Main Bearing Before 970501100 . . . . . . . . . . . . . . . . . . . . 1.182 – 1.183 (30.03 – 30.06) . . . . . . . . . . . . . . . . 1.184 (30.08) After 97043000 . . . . . . . . . . . . . . . . . . . . . . . 1.379 – 1.380 (35.02 – 35.06) . . . . . . . . . . . . . . . . 1.383 (35.12) Cam Bearing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.630 – 0.631 (16.00 – 16.03) . . . . . . . . . . . . . . . . 0.633 (16.08) Cylinder Head Valve Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.2366 – 0.237 (6.01 – 6.02) . . . . . . . . . . . . . . . . . 0.238 (6.05) Valve Stem– Intake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.234 – 0.235 (5.95 – 5.96) . . . . . . . . . . . . . . . . . . 0.233 (5.92) Exhaust . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.2338 – 0.234 (5.94 – 5.95) . . . . . . . . . . . . . . . . . 0.2327 (5.91) Crankcase Cover Main Bearing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.3795 – 1.380 (35.04 – 35.05) . . . . . . . . . . . . . . . 1.381 (35.07) Cam Bearing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.7874 – 0.788 (20.0 – 20.02) . . . . . . . . . . . . . . . . 0.789 (20.04) Crankshaft Crankpin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.4567 – 1.458 (37.00 – 37.03) . . . . . . . . . . . . . . . 1.455 (36.95) Magneto Journal Before 9705010 . . . . . . . . . . . . . . . . . . . . . . 1.180 – 1.181 (29.98 – 30.00) . . . . . . . . . . . . . . . . 1.179 (29.94) After 97043000 . . . . . . . . . . . . . . . . . . . . . . . 1.376 – 1.378 (34.95 – 35.00) . . . . . . . . . . . . . . . . 1.376 (34.95) PTO Journal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.376 – 1.377 (34.95 – 34.98) . . . . . . . . . . . . . . . . 1.375 (34.92) Throw . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.444 – 1.447 (36.66 – 36.74) Camshaft Magneto Journal . . . . . . . . . . . . . . . . . . . . . . . . . . 0.628 – 0.629 (15.95 – 15.97) . . . . . . . . . . . . . . . . 0.627 (15.93) PTO Journal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.785 – 0.7854 (19.94 – 19.95) . . . . . . . . . . . . . . . 0.7843 (19.92) Lobes Intake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.224 – 1.232 (31.09 – 31.30) . . . . . . . . . . . . . . . . 1.223 (31.06) Exhaust . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.194 – 1.202 (30.33 – 30.53) . . . . . . . . . . . . . . . . . 1.191 (30.25) Connecting Rod Crankpin Bearing . . . . . . . . . . . . . . . . . . . . . . . . . . 1.459 – 1.460 (37.06 – 37.08) . . . . . . . . . . . . . . . . 1.461 (37.12) Piston Pin Bearing . . . . . . . . . . . . . . . . . . . . . . . . . 0.710 – 0.711 (18.03 – 18.06) . . . . . . . . . . . . . . . . 0.711 (18.06) Piston Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.7087 – 0.709 (18.00 – 18.01) . . . . . . . . . . . . . . 0.7079 (17.98) Piston Pin Bearing (Piston) . . . . . . . . . . . . . 0.710 – 0.711 (18.04 – 18.05) . . . . . . . . . . . . . . . 0.711 (18.06) Piston Rings End Gap – Top, Center & Oil . . . . . . . . . . . . . . . . 0.008 – 0.016 (0.20 – 0.40) . . . . . . . . . . . . . . . . . . 0.030 (0.76) Side Clearance Top & Center Rings . . . . . . . . . . . . . . . . . . . 0.002 – 0.003 (0.05 – 0.08) . . . . . . . . . . . . . . . . . . 0.004 (0.10) Oil Control Rings . . . . . . . . . . . . . . . . . . . . . 0.0045 – 0.006 (0.11 – 0.15) . . . . . . . . . . . . . . . . . 0.008 (0.20) 182
Page 1 and 2:
www.mymowerparts.com For Briggs & S
Page 3 and 4:
IN THE INTEREST OF SAFETY DANGER FO
Page 5 and 6:
WARNING Engines give off carbon mon
Page 7 and 8:
BRIGGS & STRATTON MODEL NUMBERING S
Page 9 and 10:
Oil Recommendations Oil has four pu
Page 11 and 12:
CAUTION: DO NOT use petroleum solve
Page 13 and 14:
ÌÌ ÌÌ Fig. 8 ÌÌ Fig.
Page 15 and 16:
NOTE: Idle speed may vary according
Page 17 and 18:
Remove deposits from combustion cha
Page 19 and 20:
The crankcase capacity of Vanguard
Page 21 and 22:
5. Turn fixed speed adjustable cont
Page 23 and 24:
Fig. 43 Fig. 45 Oil Cooler 7. With
Page 25 and 26:
TUNE-UP PROCEDURE A “Tune-Up,”
Page 28 and 29:
Section 2 Troubleshooting Page ELEC
Page 30 and 31:
Fouled Plug or Dead Cylinder To tes
Page 32 and 33:
Fig. 6 4. Ground the other spar
Page 34 and 35:
Charging System Identification Tabl
Page 36 and 37:
Testing Alternator Output When test
Page 38 and 39:
A Fig. 14 Fig. 15 NOTE: Serv
Page 40 and 41:
The battery is not used for the lig
Page 42 and 43:
Output Test WHEN CHECKING ALTERNATO
Page 44 and 45:
7. If NO or LOW output is found, be
Page 46 and 47:
POWERLINK SYSTEM Some V-Twin engine
Page 48 and 49:
If the previous tests have not reve
Page 50 and 51:
Installation 1. Before installing b
Page 52 and 53:
3. Attach BLACK test lead to a good
Page 54 and 55:
Oil Pressure Test Switch Use Digit
Page 56 and 57:
Wiring Diagram For Starter Panel &
Page 58 and 59:
6. Insert BLACK test lead into COM
Page 60 and 61:
Governor Test Dynamic Check Perform
Page 62 and 63:
GASEOUS FUELED ENGINES TROUBLESHOOT
Page 64 and 65:
GASEOUS FUEL CARBURETOR ADJUSTMENT
Page 66 and 67:
Section 3 Engine Disassembly Page A
Page 68 and 69:
21 14 18 20 14 15 16 17 18 19 20 21
Page 70 and 71:
Î Î Fig. 4 Horizontal Cranksh
Page 72 and 73:
Remove Flywheel Fig. 13 Flywheel Nu
Page 74 and 75:
Remove Breather and Starter Motor 1
Page 76 and 77:
Section 4 Fuel Systems and Carburet
Page 78 and 79:
NOTE: Install the supports over the
Page 80 and 81:
Fuel Filter Replace the inline fuel
Page 82 and 83:
NOTE: The inspection in Step 2 is p
Page 84 and 85:
Fig. 30 Fig. 32 ÎÎÎÎ ÔÔÔ Ô
Page 86 and 87:
21. Position bowl drain as shown. 2
Page 88 and 89:
NOTE: The top and bottom edges of t
Page 90 and 91:
NOTE: Use LOCTITE® 222 on screw th
Page 92 and 93:
Fixed Main Jet Sizes Model 351700 L
Page 94 and 95:
Inspect Carburetor Inspect all part
Page 96 and 97:
3. Remove float and inlet needle.
Page 98 and 99:
Inspect Carburetor Inspect all part
Page 100 and 101:
Check Throttle, Choke Shaft and Bod
Page 102 and 103:
ÒÒ ÒÒ ÒÒ Fig. 103
Page 104 and 105:
CAUTION: DO NOT press on float to a
Page 106 and 107:
Remove Carburetor from Manifold Rem
Page 108 and 109:
NOTE: Parts containing rubber, such
Page 110 and 111:
Aisan Carburetor Model 610000 Gener
Page 112 and 113:
NOTE: Use LOCTITE 222 on screw thr
Page 114 and 115:
Section 5 Governor Page GENERAL INF
Page 116 and 117:
3. Loosen governor lever nut (3). 4
Page 118 and 119:
2. If necessary, remove the governo
Page 120 and 121:
Section 6 Cylinder Heads and Valves
Page 122 and 123:
5. Remove intake and exhaust valves
Page 124 and 125:
1. Measure valve stem diameter appr
Page 126 and 127:
Section 7 Starters Page GENERAL INF
Page 128 and 129:
C-Ring Style Disassemble CAUTION
Page 130 and 131:
4. Remove end cap and brush retaine
Page 132 and 133: Brush retainers can be made from Pa
Page 134 and 135: Pinion Gear Pinion gear replacement
Page 136 and 137: Fig. 40 Assemble Pinion Gear 1. Lub
Page 138 and 139: REWIND STARTER IDENTIFICATION Two r
Page 140 and 141: ÓÓÓ ÓÓÓ 5. Carefully lift
Page 142 and 143: ÓÓ ÓÓ ÓÓÓÓÓÓÓÓ ÓÓÓÓ
Page 144 and 145: Section 8 Lubrication Systems Page
Page 146 and 147: CRANKCASE BREATHER SERVICE Models 2
Page 148 and 149: Models 540000, 610000 1. Remove two
Page 150 and 151: Section 9 Cylinders and Crankcase C
Page 152 and 153: NOTE: Recondition the cylinder bore
Page 154 and 155: Insert Bushing Driver #19349 into b
Page 156 and 157: Section 10 Crankshafts and Camshaft
Page 158 and 159: INSPECT CAMSHAFT Inspect gear teeth
Page 160 and 161: Section 11 Pistons, Rings and Conne
Page 162 and 163: Models 540000, 610000 • Top Compr
Page 164 and 165: Section 12 Engine Assembly Page ENG
Page 166 and 167: 3. Align timing marks on camshaft a
Page 168 and 169: Fig. 13 2. Install valve covers wit
Page 170 and 171: Install Armatures 1. Assemble armat
Page 172 and 173: ÑÑ ÑÑ Fig. 29 a. Be sure lo
Page 174 and 175: 4. Install breather deflector (4) a
Page 176 and 177: Final Engine Assembly • Install m
Page 178 and 179: Section 13 Engine Specifications Pa
Page 180 and 181: Torque Values Description Torque Ai
Page 184 and 185: Torque Values Description Torque Ai
Page 186 and 187: Torque Values Description Air Clean
Page 188 and 189: Starter Motor Support Block A start
Page 190 and 191: Drill Size - Decimal Equivalent (In
show all

272144 Vanguard Twin Cylinder OHV BRIGGS & STRATTON.pdf

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?