Briggs Stratton Lawn Mower 21A400 User Manual

FORM MS--5317--10/07/2008  
REPLACES FORM MS--5317--10/03/2008  
FILE IN SECT. 2 OF2SE1RVAICE 4MA0NU0AL  
Illustrated Parts List  
Model Series  
21A400  
TYPE NUMBERS  
0017 through 0701.  
TABLE OF CONTENTS  
Alternator . . . . . . . . . . . . . . . . . . . . . . . . . . 8  
Blower Housing/Shrouds . . . . . . . . . . . . 6  
Camshaft . . . . . . . . . . . . . . . . . . . . . . . . . . . 2  
Carburetor . . . . . . . . . . . . . . . . . . . . . . . . . . 4  
Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . 7  
Crankcase Cover . . . . . . . . . . . . . . . . . 2  
Crankshaft . . . . . . . . . . . . . . . . . . . . . . . 2  
Cylinder . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2  
Cylinder Head . . . . . . . . . . . . . . . . . . . . . . . 3  
Electric Sr . . . . . . . . . . . . . . . . . . . . . 8  
Ehaust ystem . . . . . . . . . . . . . . . . 5  
Flywheel . . . . . . . . . . . . . . . . . . . . . . . . . 6  
Fuel Supply . . . . . . . . . . . . . . . . . . . . . . 8  
Gasket Set -- ngine . . . . . . . . . . . . . . . . . 3  
Gasket Set -- ve . . . . . . . . . . . . . . . . . . 3  
Governr Spring . . . . . . . . . . . . . . . . . . . . 7  
tion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8  
Kit -- Carburetor Overhaul . . . . . . . . . . . . 4  
Lubrication . . . . . . . . . . . . . . . . . . . . . . . . . 2  
Operator’s Manual . . . . . . . . . . . . . . . . . . 2  
Piston/Rings/Connecting Rod . . . . . . . . 2  
Rewind Starter . . . . . . . . . . . . . . . . . . . . . . 6  
Valves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3  
Warning Label . . . . . . . . . . . . . . . . . . . . . . 2  
PRINTED IN U.S.A.  
COPYRIGHT by BRIGGS & STRATTON CORPORATION  
All rights reserved. No part of this material may be reproduced or transmitted,  
in any form or by any means, electronic or mechanical, including photocopying,  
recording or by any information storage and retrieval system, without permission  
in writing from Briggs & Stratton Corporation.  
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21A400  
362  
812  
5
51A  
1023A  
1022  
51  
1022  
33  
34  
42  
42  
35  
7
1171  
36  
13  
914  
1029  
798  
1100  
383  
868  
883  
192  
337  
635  
1026  
45  
358 ENGINE GASKET SET  
20  
3
7
51A  
1095 VALVE GASKET SET  
868  
51  
51A  
51  
7
1022  
163  
1022  
883  
868  
12  
883  
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.  
5317--3  
Assemblies include all parts shown in frames.  
3
10/07/2008  
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21A400  
125B  
109E  
633B  
109F  
633B  
97A  
633B  
98A  
108C  
127A  
121A CARBURETOR OVERHAUL KIT  
130A  
95A  
118  
127A  
98A  
51A  
117  
135  
137A  
104A  
105A  
51  
369  
105A  
163  
51A  
632  
104A  
133A  
633B  
975A  
137A  
122  
51  
51A  
1127A  
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.  
5317--4  
Assemblies include all parts shown in frames.  
4
10/07/2008  
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21A400  
832  
300A  
300B  
836  
883  
883  
613  
613B  
613  
613B  
676C  
676D  
677  
300C  
832C  
436C  
836C  
437  
1177  
740  
863C  
883C  
740A  
355  
NOTE: This muffler is intended for replacement  
purposes only and is not to be used  
for retrofitting to engines with different  
exhaust systems.  
819  
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.  
5317--5  
Assemblies include all parts shown in frames.  
5
10/07/2008  
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21A400  
1196A  
731E  
472A  
472  
990A  
976  
1224  
528  
1196  
53C  
1288  
976  
1011  
892A  
163  
1318  
610  
668B  
11B  
731  
1352  
1230  
1252  
1251  
731D  
1251A  
78A  
37A  
304  
1036 EMISSIONS LABEL  
732  
727A  
930  
305  
695  
608A  
597  
363  
456  
689  
459  
1210  
23  
58  
1005  
1211  
60A  
55A  
1070  
455  
592  
332  
65  
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.  
5317--6  
Assemblies include all parts shown in frames.  
6
10/07/2008  
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21A400  
663C  
265  
267  
271  
269  
281  
268  
270  
1148  
663B  
663A  
703  
281A  
604A  
579  
564  
5  
222  
227  
562  
1138  
77
27
668  
278  
505  
504  
188  
615  
209  
211  
616  
632  
410  
621  
222A  
1138  
773  
271B  
668  
504  
188  
410  
621  
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.  
5317--7  
Assemblies include all parts shown in frames.  
7
10/07/2008  
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21A400  
972A  
187  
187A  
187D  
957  
601  
957A  
601  
601  
958  
190  
697  
DUAL  
CIRCUIT  
DUAL  
DC ONLY  
474A  
5 -- 9 AMP  
10 -- 16 AMP  
474D  
20 AMP  
CIRCUIT  
474B  
474C  
474E  
474H  
1119  
NOTE: All stators use a No.  
mounting screw.  
NOTE: The proper flywheel part numbor the alternator magnet size will  
determine the alternator type or put. See repair instructiomanual  
for additional informtion.  
578  
526C  
501C  
526  
501  
878  
415A  
892A  
493A  
813  
493  
318  
309A  
990A  
356C  
356E  
356J  
503  
310  
309C  
727A  
442  
732  
309B  
334  
333  
697  
356G  
851  
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.  
5317--8  
Assemblies include all parts shown in frames.  
8
10/07/2008  
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21A400  
REF.  
NO.  
PART  
NO.  
REF.  
NO.  
PART  
NO.  
REF.  
NO.  
PART  
NO.  
DESCRIPTION  
DESCRIPTION  
DESCRIPTION  
1
2
793617 Cylinder Assembly  
698340 Kit--Bushing/Seal  
(Magneto SIde)  
21 281658S Cap--Oil Fill  
26  
793319 Ring Set  
(Standard)  
(Used After Code Date  
06061800).  
-- -- -- -- -- -- -- N o t e -- -- -- -- --  
697692 Ring Set  
(Standard)  
22  
695174 Screw  
(Crankcase Cover/  
3 K391086S Seal--Oil  
(Magneto Side)  
793305 Head--Cylinder  
7 K697690 Gasket--Cylinder Head  
Sump)  
23  
695485 Flywheel  
5
Used on Type No(s).  
0017, 0019, 0100,  
0105, 0111, 0112,  
0113, 0115, 0117,  
0119, 0133, 0134,  
0135, 0136, 0163,  
0164, 0166, 0168,  
0205, 0215, 0371,  
0540, 0701.  
-- -- -- -- -- -- -- N o t e -- -- -- -- --  
793664 Flywheel  
Used on Type No(s).  
0116.  
(Used Before Code  
Date 06061900).  
697697 Ring Set  
(.010” Oversize)  
(Used Before Code  
Date 06061900).  
793324 Ring Set  
(.020” Oversize)  
(Used After Code Date  
06061800).  
697698 Ring Set  
(.020” Oversize)  
(Used Before Code  
Date 06061900).  
697699 Ring Set  
(.030” Oversize)  
(Used Before Code  
Date 06061900).  
11B  
696750 Tube--Breather  
12 K694953 Gasket--Crankcase  
13  
690360 Screw  
(Cylinder Head)  
691686 Plug--Oil Drain  
(Square Head)  
695757 Plug--Oil Drain  
794716 Crankshaft  
15  
15B  
16  
Used on Type No(s).  
0019, 0100, 0105.  
-- -- -- -- -- -- -- N o t e -- -- -- -- --  
794720 Crankshaft  
Used on Type No(s).  
0017, 0112, 0113,  
0115, 0117, 0119,  
0133, 0134, 0135,  
0136, 0163, 0164,  
0166, 0168, 0205,  
0215, 0371, 0540,  
0701.  
24 222698S Key--Flywheel  
25  
793794 Piston Assembly  
(Standard)  
(Used After Code Date  
06900).  
-- -- -- N o t e -- -- -- -- --  
793318 Piston  
Assembly  
27  
28  
29  
30  
690975 Lock--Piston Pin  
696581 Pin--Piston  
694691 Rod--Connecting  
694692 Dipper--Connecting  
Rod  
(Standard)  
794717 Crankshaft  
Used on Type No(s).  
0111, 0116.  
(Used Before Code  
Date 06103000.  
6976iston  
Asse
” Oversize)  
(d Before Code  
Date 06103000).  
793797 Piston  
Assembly  
(.020” Oversize)  
(Used After Code Date  
06102900).  
697695 Piston  
Assembly  
(.020” Oversize)  
(Used Before Code  
Date 06103000).  
697696 Piston  
Assembly  
(.030” Oversize)  
(Used Before Code  
Date 06103000).  
32  
690976 Screw  
17  
18  
695434 Bearing--Ball  
(Connecting Rod)  
499596 Valve--Exhaust  
795199 Valve--Intake  
694865 Spring--Valve  
(Intake)  
694865 Spring--Valve  
(Exhaust)  
699047 Guard--Flywheel  
499586 Keeper--Valve  
690977 Tappet--Valve  
790958 Camshaft  
791412 Cover--Crankcase  
Used on Type No(s).  
0111, 0116.  
33  
34  
35  
-- -- -- -- -- -- -- N o t e -- -- -- -- --  
791965 Cover--  
Crankcase  
36  
Used on Type No(s).  
0017, 0019, 0100,  
0105, 0112, 0113,  
0115, 0117, 0119,  
0133, 0134, 0135,  
0136, 0163, 0164,  
0166, 0168, 0205,  
0215, 0371, 0540,  
0701.  
37A  
42  
45  
46  
51 KD694874 Gasket--Intake  
51A KD694875 Gasket--Intake  
53C  
55A  
58  
794542 Stud  
(Carburetor)  
696710 Housing--Rewind  
Starter  
693389 Rope--Starter  
Cut to Required  
Length)  
19  
698340 Kit--Bushing/Seal  
(PTO Side)  
20 K391086S Seal--Oil  
(PTO Side)  
K Included in Engine Gasket Set--Ref. No. 358.  
D Included in Carburetor Overhaul Kit--Ref. No. 121A.  
Included in Valve Gasket Set--Ref. No. 1095.  
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.  
5317--9  
Assemblies include all parts shown in frames.  
9
10/07/2008  
Download from Www.Somanuals.com. All Manuals Search And Download.  
21A400  
REF.  
NO.  
PART  
NO.  
REF.  
NO.  
PART  
NO.  
REF.  
NO.  
PART  
NO.  
DESCRIPTION  
DESCRIPTION  
DESCRIPTION  
60A  
65  
699334 Grip--Starter Rope  
697725 Screw  
(Rewind Starter)  
695724 Screw  
(Flywheel Guard)  
690718 Screw  
(Throttle Valve)  
696387 Shaft--Throttle  
188  
190  
690877 Screw  
(Control Bracket)  
692127 Screw  
(Fuel Tank)  
690083 Adjuster--Rocker Arm  
694867 Spring--Governor  
695307 Spring--Governor Idle  
693578 Gear--Governor  
691724 Washer  
281  
281A  
697268 Panel--Control  
697400 Panel--Control  
(Used After Code Date  
01102800).  
78A  
95A  
97A  
192  
209  
211  
219  
220  
-- -- -- -- -- -- -- N o t e -- -- -- -- --  
696703 Panel--Control  
(Used Before Code  
Date 01102900).  
698081 Panel--Control  
Used on Type No(s).  
0134, 0163, 0164,  
0205, 0371, 0701.  
98A D695408 Kit--Idle Speed  
104A D694918 Pin--Float Hinge  
105A D696136 Valve--Float Needle  
108C  
109E  
109F  
(Governor Gear)  
222  
698161 Bracket--Control  
Used on Type No(s).  
0111, 0116.  
696736 Valve--Choke  
696735 Shaft--Choke  
793162 Shaft--Choke  
287  
691693 Screw  
(Dipstick/Tube)  
794694 Muffler  
Used on Type No(s).  
0019, 0100, 0134.  
794695 Muffler  
222A  
698034 Bracket--Control  
Used on Type No(s).  
0017, 0019, 0100,  
0105, 0112, 0113,  
0115, 0117, 0119,  
0133, 0134, 0135,  
0136, 0163, 0164,  
0166, 0168, 0205,  
0215, 0371, 0540,  
0701.  
694864 LeGovernor  
Co
691024 Clamp--Casing  
Used on Type No(s).  
0111, 0116.  
300A  
117 D696134 Jet--Main  
(Standard)  
696135 Jet--Main  
(High Altitude)  
696146 Kit--Carburetor  
Overhaul  
(Nikki Carburetor)  
694876 Spacer--Carburetor  
794593 Carburetor  
118  
300B  
-- -- -- -- -- -- -- N o t e -- -- -- -- --  
794695 Muffler  
(Used After Code Date  
03033000).  
Used on Type No(s).  
0111.  
794695 Muffler  
(Used After Code Date  
03041300).  
Used on Type No(s).  
0112, 0113, 0163,  
0164, 0205.  
698160 Muffler  
(Used Before Code  
Date 03033100).  
Used on Type No(s).  
0111.  
698160 Muffler  
(Used Before Code  
Date 03041400).  
Used on Type No(s).  
0112, 0113, 0163,  
0164, 0205.  
121A  
122  
125B  
227  
265  
127A D690727 Plug--Welch  
130A  
133A  
135  
696139 Valve--Throttle  
694914 Float--Carburetor  
696142 Tube--Fuel Transfer  
137A D695426 Gasket--Float Bowl  
146 690979 Key--Timing  
163 KD692277 Gasket--Air Cleaner  
267  
268  
577 Screw  
(Casing Clamp)  
691025 Casinontrol Wire  
(Cut quired  
th)  
691026 Control  
(Cut to Required  
170  
695296 Stud  
(Crankcase Cover/  
Sump)  
791766 Line--Fuel  
269  
270  
187  
(15 Inches Long)  
(Cut To Required  
Length)  
Length)  
67 Nut  
(Control Wire Casing)  
691028 Lever--Control  
695381 Lever--Control  
Used on Type No(s).  
0111, 0116.  
698035 Lever--Control  
792008 Washer  
187A  
187D  
791869 Line--Fuel  
27
71A  
(Used After Code Date  
05063000).  
-- -- -- -- -- -- -- N o t e -- -- -- -- --  
695429 Line--Fuel  
(Used Before Code  
Date 05070100).  
300C  
793701 Muffler  
271B  
278  
(This muffler is  
intended for replace-  
ment purposes only  
and is not to be used  
for retrofitting to  
(Governor Control  
Lever)  
791879 Line--Fuel  
(Used After Code Date  
05063000).  
engines with different  
exhaust systems)  
-- -- -- -- -- -- -- N o t e -- -- -- -- --  
698080 Line--Fuel  
(Used Before Code  
Date 05070100).  
K Included in Engine Gasket Set--Ref. No. 358.  
D Included in Carburetor Overhaul Kit--Ref. No. 121A.  
Included in Valve Gasket Set--Ref. No. 1095.  
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.  
5317--10  
Assemblies include all parts shown in frames.  
10  
10/07/2008  
Download from Www.Somanuals.com. All Manuals Search And Download.