Briggs & Stratton 21B900 Air Cleaner User Manual


 
REF. PART REF. PART REF. PART
NO. NO. DESCRIPTION NO. NO. DESCRIPTION NO. NO. DESCRIPTION
21B900
K Included in Engine Gasket SetRef. No. 358.
D Included in Carburetor Overhaul KitRef. No. 121 or 121A.
z Included in Carburetor Gasket SetRef. No. 977 or 977A.
Δ Included in Valve Gasket SetRef. No. 1095.
Illustrations cover a range of engines. Parts shown without corresponding text may not be used on your specific engine.
503613 Assemblies include all parts shown in frames. 06/18/2008
13
137Dz281165S GasketFloat Bowl
(Walbro)
137A D
z698781 GasketFloat Bowl
(Nikki)
141 790902 KitChoke Shaft
(Walbro)
141A 698778 KitChoke Shaft
(Nikki)
142 D790025 NozzleCarburetor
(Standard)(Walbro)
(Used After Code Date
04100300).
−−−−−− Note −−−−−−
697491 Nozzle
Carburetor
(Standard)(Walbro)
(Used Before Code
Date 04100400).
143 D790028 NozzleCarburetor
(High Altitude)(Walbro)
(Used After Code Date
04100300).
−−−−−− Note −−−−−−
697492 Nozzle
Carburetor
(High Altitude)(Walbro)
(Used Before Code
Date 04100400).
146 691639 KeyTiming
186 794873 ConnectorHose
187 791805 LineFuel
(Formed)(101/4
Inches Long)(Cut To
Required Length)
187A 791806 LineFuel
(Formed)(21 Inches
Long)(Cut To Required
Length)
187B 791766 LineFuel
(15 Inches Long)(Cut
To Required Length)
187C 791745 LineFuel
(23 Inches Long)(Cut
To Required Length)
188 691693 Screw
(Control Bracket)
192 691986 AdjusterRocker Arm
202 691841 LinkMechanical
Governor
203 691381 CrankBell
Used on Type No(s).
0020, 0028.
205 691693 Screw
(Bell Crank)
209 792602
SpringGovernor
(Red)
Used on Type No(s).
0015, 0016, 0020,
0022, 0026, 0028,
0029, 0036, 0038,
0116, 0117, 0119,
0120, 0126, 0127,
0129, 0130, 0136,
0140, 0142, 0146,
0147, 0152, 0153,
0154, 0155, 0156,
0163, 0183, 0190,
0194, 0195, 0198,
0203.
−−−−−− Note −−−−−−
792813 Spring
Governor
(Brown)
Used on Type No(s).
0110, 0114, 0121,
0123, 0124, 0137,
0138, 0141, 0157,
0192, 0197, 0202.
692208 Spring
Governor
(Green)
Used on Type No(s).
0131, 0132, 0139,
0149, 0159, 0164,
0193.
216 691840 LinkChoke
216A 691281 LinkChoke
Used on Type No(s).
0020, 0022, 0028,
0038.
222 694042 BracketControl
227 691374 LeverGovernor
Control
231 691636 Screw
(Choke Valve)
232 691842 SpringGovernor Link
238 691843 CapValve
239 491657S SwitchOil Pressure
Used on Type No(s).
0142, 0157, 0202.
240 298090S FilterFuel
(Red, 150 Microns)
Used on Type No(s).
0110.
−−−−−− Note −−−−−−
394358Ss FilterFuel
(White, 75 Microns)
Used on Type No(s).
0114, 0116, 0119,
0120, 0121, 0123,
0126, 0130, 0136,
0137, 0139, 0146,
0147, 0149, 0153,
0159, 0155, 0163,
0164, 0183, 0190,
0192, 0193, 0195,
0198, 0203.
240A 691035 FilterFuel
(Clear, 40 Microns)
Used on Type No(s).
0015, 0016, 0020,
0022, 0026, 0028,
0029, 0036, 0038,
0117, 0124, 0127,
0129, 0131, 0132,
0138, 0140, 0141,
0142, 0152, 0154,
0156, 0157, 0194,
0197, 0202.
265 691024 ClampCasing
267 794904 Screw
(Casing Clamp)
268 691025 CasingControl Wire
(Cut To Required
Length)
269 691026 WireControl
(Cut To Required
Length)
270 691027 Nut
(Control Wire Casing)
271 691028
LeverControl
276 D
z692255 WasherSealing
(Walbro)
276A D
z695410 WasherSealing
(Nikki)