Briggs & Stratton 40273 Setup guide

Illustrated Parts List
Les Parties Illustrées Enumèrent
Las Partes Ilustradas Listan
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BRIGGSandSTRATTON.COM
Manual No. 203371GS Rev. A (10/12/07)
12000Rated Watts
Home Generator System
Model / Modelo / Modèle
040273

SCHEMATIC
2
UNIT SCHEMATIC DIAGRAM
Copyright © 2007 Briggs & Stratton Power Products Group, LLC. All rights reserved. No part of this material may be
reproduced or transmitted in any form by any means without the express written permission of Briggs & Stratton Power
Products Group, LLC.

WIRING DIAGRAM
3
UNIT WIRING DIAGRAM

EXPLODED VIEW
4
UNIT EXPLODED VIEW

PARTS LIST
5
UNIT PARTS LIST
Item Part # Description
1 AA203030GS BASE, Mounting
2 198899GS MOUNT, Vibration
3 24910GS HHS, Trilobular 5/16 - 18 x 1/2
4 194683GS SOLENOID, Gas Fuel
5 194829GS FITTING, Coupling
6 194830GS REGULATOR
7 195936GS BRACKET, Mounting Solenoid
8 202382GS FITTING, 1/2 Flare 3/8 - 18 NPT
9 * HHCS, M8 - 1.25 x 12
10 * HHCS, M6 - 1.0 x 30
11 * WASHER, 1/4 Lock
12 * NUT, M6 - 1.0
13 B4300GS HHS, Trilobular, 1/4 - 20 x 1/2
14 194818GS BATTERY
15 198593BGS WIRE-A, Red
16 198913GS KIT, Battery Hardware
17 185939VGS WIRE-A, Black
18 * HHCS, M8 1.25 x 16
19 201824GS BRACKET, Muffler Mounting Base
20 * WASHER, Flat 5/16 - M8
21 204025GS VALVE, Oil Drain
22 48031JGS CLAMP, Hose Band
23 186430GS HOSE, Oil Drain
24 186649GS DECAL, Oil Drain
25 * HHCS, 5/16 - 18 x 1
26 * NUT, 5/16 - 18
27 * WASHER, Lock 5/16 - M8
28 * HHCS, 5/16 - 24 x 3/4 SEMS
29 * HHCS, 1/4 - 20 x 1
30 * HHCS, 5/16 -18 x 1 - 3/4
31 B198897GS BRACKET, Alt Support
32 200013GS PLATE, Blocking Air, Alt
33 194005GS NUT, 1/4 - 20 Flange, Nylok
34 * WASHER, Shakeproof Ext. M6-1/4
35 186790HGS WIRE, Ground
36 * WASHER, Lock, M10
37 * NUT, Hex, M10 - 1.5
38 * HHCS, 1/4 - 20 x 3/4
39 B198896GS BRACKET, Engine Mounting
40 201817GS DUCT, Air
41 199999GS PTHS, #6 x 1/2"
42 * WASHER, Lock 3/8
43 * HHCS, 3/8 - 16 x 1-1/4
44 186790CGS WIRE
45 186206GS PLATE, Switch Oil Temp
46 * NUT, Hex 1/4 - 20
47 * WASHER, M6, Flat 1/4
48 * HHCS, M10 - 1.5
Item Part # Description
49 B4260GS DISK, Engine Air
50 692062 SCREW
51 NSP ASSY, Alt (see pages 8 & 9)
52 40976GS SHCS, M8 - 1.25 x 20
53 193506GS DECAL, Caution Hot Surface
54 806425 GASKET
55 198758GS MUFFLER
56 194681GS BASE, Muffler Box
57 198928GS KIT, Insulation, Muffler Base
58 56893GS CRIMPTITE, 10 - 24 x 1/2
59 203384GS ASSY, Bulkhead, Alt End w/Insulation
60 198929GS KIT, Insulation, Muffler Box
61 194682GS COLLECTOR, Muffler Box
62 194680GS BOX, Muffler Top
63 192445GS SCREW. 10 - 32 x 5/8
64 * PPHMS, 4-40 x 0.19
65 * WASHER, Lock #4
66 186205GS SWITCH, Oil Temp
67 198593CGS WIRE-A
68 691656 SOLENOID/BRACKET
70 202896GS DECAL, Requirements, Fuel
900 § ENGINE
901 843644 FUEL HOSE
902 843438 CLAMP
Parts Not Illustrated
203369GS MANUAL, Install
203370GS MANUAL, Operator’s
MS3792 MANUAL, Engine
203364GS KIT, Manual/Accessory HGS
203374GS PAINT, Touchup, Bottle, Continuum
Charcoal, 1/2 oz
198811GS PAINT, Touchup, Metallic Sliver
B3518GS CAP, Funnel Oil Bottle
202295GS HOSE, Flex
198866GS KIT, Led Remote
203371GS MANUAL, IPL
203419GS KIT, Decals, Service
Optional Accessories
203417GS PAINT, Touchup, Spray, Continuum
Charcoal, 12oz
199475GS PAINT, Touchup, Spray, Silver, 12oz
6030 KIT, Cold Weather (Includes Battery
and Oil Warmers)
* - Items without part numbers are common fasteners and
are available at your local hardware store.

EXPLODED VIEW
6
ENCLOSURE EXPLODED VIEW

PARTS LIST
7
ENCLOSURE PARTS LIST
Item Part # Description
1 197275GS PAD, Mounting w/ Holes
2 AA203030GS BASE, Mounting
3 203383GS ASSY, Bulkhead, Eng End
. . . . . . . Bulkhead, Eng End
. . . . . . . Decal, Fuel Inlet
. . . . . . . Seal, Foam
. . . . . . . Seal, Foam Engine Air
. . . . . . . Bushing, 1-1/2
. . . . . . . Bushing, 1-3/8
. . . . . . . Plug, Dome 1-1/2
. . . . . . . Pin, Hinges with Hardware
4 203380GS ASSY, Door, Eng. End
. . . . . . . Weldment, Door Eng End
. . . . . . . Insulation
. . . . . . . Barrel, Hinges with Hardware
5 198910GS ASSY, Duct, Engine Air
. . . . . . . Decals
. . . . . . . Lug, Ground Connect w/Hardware
. . . . . . . Bracket, Mounting Breaker
w/Hardware
6 203385GS ASSY, Support, Rail
. . . . . . . Support Rail Eng. End
. . . . . . . Seal, Foam
. . . . . . . Decal, Rainproof
7 B4300GS HHS, Trilobular, 1/4-20 x 1/2
8 186173GS BUSHING, Snap, 1-3/8"
9 197493GS BUSHING, Snap, 1-1/2"
10 198461GS PLUG, Dome, 1-1/2"
11 * HHCS, 3/8 - 16 x 1
12 * WASHER, Flat, 3/8 - M10
13 * WASHER, Lock 3/8
14 * NUT, 3/8 - 16
15 203381GS ASSY, Door
. . . . . . . Weldment Door
. . . . . . . Insulation
. . . . . . . Barrel Hinges with Hardware
. . . . . . . Decals
Item Part # Description
16 199629GS SEAL, Foam, Engine Air
17 203303GS INSULATION, Engine Door, Bottom
18 195733GS MOUNT, Tie Wrap
19 195935GS DUCT, Rubber Alt
20 198825GS ADAPTER, Alt
21 198893GS ASSY, Roof/Siderails
. . . . . . . Weldment Roof/Siderails
. . . . . . . Insulation
22 203384GS ASSY, Bulkhead, Alt End
. . . . . . . Decal, Caution Hot Muffler
. . . . . . . Seal, Foam
. . . . . . . Pin, Hinges with Hardware
. . . . . . . Bracket, Muffler
23 77816AGS DECAL, Caution Hot Muffler
24 194679GS COVER, Air Intake Alt
25 198926GS ASSY, Vent, Exhaust
26 B1797GS CLIP, Tree
27 198927GS ASSY., Vent, Alt.
28 198888GS SEAL, Foam
29 194694GS COVER, Air Intake Engine
30 203302GS INSULATION, Engine Door, Top
31 197312GS SEAL, Foam
32 196397GS INSULATION, Front/Rear Door
33 195597GS INSULATION, Roof
35 198460GS PLUG, Dome
36 192940GS RETAINER, Hose
38 198890GS KIT, Door, Hinge
39 194828GS SET, Latch Key
40 198889GS KIT, Door Latch
* - Items without part numbers are common fasteners and
are available at your local hardware store.

EXPLODED VIEW
8
ALTERNATOR EXPLODED VIEW

PARTS LIST
9
ALTERNATOR PARTS LIST
Item Part # Description
1 192970GS BRACKET, Drive End
2 192973GS SCREEN, Protection
3 B4908GS BOLT, Shaft Stay
4 * SCREW, Socket Head Cap
5 192969GS FRAME and Stator
6 192962GS PLUG, Rubber Grid
7 192966GS GRID
9 192967GS BOX, Terminal Lid
10 192968GS TERMINAL BOARD
11 * WASHER, Flat, #10 - M5
12 * NUT, 10 - 32
13 192974GS CAPACITOR
14 * PPHMC, 10 - 32 x 3/4
15 192972GS DIODE
16 192971GS ASSY., Rotor
17 * SCREW, M8 x 1.25 x 35mm
18 * WASHER, Shakeproof, Ext M6 - 1/4
19 * NUT, 1/4 - 20
* - Items without part numbers are common fasteners and are available at your local hardware store.

EXPLODED VIEW
10
CONTROL PANEL EXPLODED VIEW