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Home Generator Systems
Illustrated Parts List
Manual No. 202827A Rev. D (03/31/2008)
18000 Rated Watts
Home Generator System
Model
040277
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Exploded View - Main Unit
Copyright © 2008 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.
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Item Part # Description
1 AA203030GS BASE, Mounting
2 187594GS 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, 3/4 Flare to 3/8 NPT
9 * HHCS, M6 - 1.0 x 16
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 185939UGS WIRE-A, Black
16 198913GS KIT, Battery Hardware
17 198593DGS WIRE-A, Red
18 202958GS TUBE, Air Cleaner
19 B4995GS HHS, Trilobular, 1/4-20 x 7/8
20 * WASHER, Flat 5/16 - M8
23 1723165SM HOSE, Oil Drain
24 186649GS DECAL, Oil Drain
25 * HHCS, 5/16 - 18 x 2.5 Full Thread
26 * NUT, 5/16 - 18
27 * WASHER, Lock 5/16 - M8
28 186790CGS WIRE
29 * HHCS, 5/16 - 18 x 2"
30 * HHCS, M12 - 1.75 x 35
31 * WASHER, M12
32 B194685GS SUPPORT, Engine/Alternator, Black
33 202922GS SCREEN
34 * WASHER, Shakeproof Ext. M6-1/4
35 185939WGS WIRE, Ground
36 * WASHER, 3/8 Lock
37 * WASHER, Flat, 3/8 - M10
38 * HHCS, 3/8 - 16 x 1
39 B198896GS BRACKET, Mounting Alternator,
Black
40 202761GS DUCT, Air
41 * SCREW, M5.8 x 10, Taptite
42 * WASHER, Lock 3/8
43 * SHCS, 3/8 - 16 x 1-1/4
44 * HHCS, 5/16 - 18 x 3/4
45 B4300GS HHS, Trilobular, 1/4 - 20 x 1/2
46 * PPHMS, 4-40 x 0.19
47 * WASHER, Lock #4
Item Part # Description
48 186205GS SWITCH, Oil Temp
49 194699GS PLATE, Switch Oil Temp
50 809743 SCREW
51 NSP ASSY, Alternator (see page 7)
52 692062 SCREW
53 193506GS DECAL, Caution Hot Surface
54 809872 GASKET
55 202885GS MUFFLER
56 202884GS BASE, Muffler Box
57 203533GS KIT, Insulation, Muffler Box Base
58 56893GS CRIMPTITE, 10 - 24 x 1/2
59 203407GS ASSY, Bulkhead, Alternator End
w/Insulation
60 203534GS KIT, Insulation, Muffler Box Top
61 194682GS COLLECTOR, Muffler Box
62 202883GS BOX, Muffler Top
63 192445GS SCREW. 10 - 32 x 5/8
64 * WASHER, M6 Shakeproof
70 205397GS DECAL, Requirements, Fuel
900 § ENGINE
901 843644 FUEL HOSE
902 843438 CLAMP
Items Not Illustrated
203420GS MANUAL, Install
203421GS MANUAL, Operator’s
MS3483 MANUAL, Engine
203408GS KIT, Manual/Accessory, HGS
203374GS PAINT, Touchup, HGS, Continuum
Charcoal
198811GS PAINT, Touchup, Metallic Silver
1/2 oz Bottle
B3518GS CAP, Funnel Oil Bottle
202295GS HOSE, Flex
198866GS KIT, Led Remote
204022GS KIT, Decals, Service
Optional Accessories
199475GS PAINT, Touchup, Spray, Silver, 12oz
203417GS PAINT, Touchup, Spray, Continuum
Charcoal, 12oz
6030 KIT, Cold Weather (Includes Battery
and Oil Warmers)
* - Items without part numbers are common fasteners and
are available at local hardware stores.
§ - Contact Engine Manufacturer
Illustrated Parts List - Main Unit
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Exploded View - Enclosure
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Item Part # Description
1 197275GS PAD, Mounting w/ Holes
2 AA203030GS BASE, Mounting
3 204020GS ASSY, Bulkhead, Engine End
. . . . . . . Bulkhead, Engine 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, Engine End
. . . . . . . Weldment, Door Engine End
. . . . . . . Insulations
. . . . . . . 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 Engine End
. . . . . . . Seal, Foam
. . . . . . . Decal, Rainproof
7 B4300GS HHS, Trilobular, 1/4-20 x 1/2
8 203015GS BUSHING, Snap, 2"
9 197493GS BUSHING, Snap, 1-1/2"
10 198338GS REGULATOR, Voltage
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 202956GS SEAL, Foam, Engine Air
17 192778GS HHS, Trilobular, #8-32 x 1/2
18 195733GS MOUNT, Tie Wrap
19 192940GS RETAINER, Hose
20 202957GS SEAL, Foam, Alternator Inlet
21 198893GS ASSY, Roof/Siderails
. . . . . . . Weldment Roof/Siderails
. . . . . . . Insulation
22 203407GS ASSY, Bulkhead, Alternator End
. . . . . . . Decal, Caution Hot Muffler
. . . . . . . Seal, Foam
. . . . . . . Seal, Foam Alternator Inlet
. . . . . . . Pin, Hinges with Hardware
. . . . . . . Bracket, Muffler
23 200409GS DECAL, Caution Hot Muffler
24 203303GS INSULATION, Engine Door, Bottom
25 198926GS ASSY, Vent, Exhaust
26 198460GS PLUG, Dome
27 198927GS ASSY., Vent, Alternator
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
34 198890GS KIT, Door, Hinge
35 194828GS SET, Latch Key
36 198889GS KIT, Door Latch
* - Items without part numbers are common fasteners and
are available at local hardware stores.
Illustrated Parts List - Enclosure
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Item Part # Description
1 198911GS ASSY, Cover, Circuit Breaker
w/Decals
2 * SCREW, 10 x 0.62, Plastite
3 202593GS BREAKER, Circuit 100A, 2P
4 192770GS BRACKET, Mounting Breaker
5 199011GS LUG, Ground Connect
6 191991GS BOLT, 1/4-10 x 1, Plastite
7 198573GS FUSE, Auto Type 15 Amp
8 202118GS ASSY, Control Panel
9 197492GS SCREW, PT, M4 - 1.79 x 16.0
10 198910GS ASSY, Duct, Engine Air w/Decals
12 198549GS DECAL, Terminal Block
13 198550GS DECAL, Ground, Neutral
14 205393GS DECAL, Warning, Outdoor Install
15 193297GS DECAL, Caution, Standby
16 205392GS DECAL, Warning, Auto Start
Item Part # Description
17 205394GS DECAL, Caution, Electric Shock
18 205395GS DECAL, Warning Shock
19 * NUT, 1/4 - 20
21 * WASHER, Shakeproof, Ext M6 1/4
22 * HHCS, 1/4 - 20 x 3/4
Items Not Illustrated
202882GS HARNESS, Wire, CTL Board to
Engine/Alternator
198517GS HARNESS, Wire, E1 & E2 Sensing
203020GS HARNESS, AVR
198515GS CONNECTOR, Terminal, 2 Pin
198516GS CONNECTOR, Terminal, 10 Pin
* - Items without part numbers are common fasteners and
are available at local hardware stores.
Exploded View & Illustrated Parts List - Control Panel
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Exploded View & Illustrated Parts List - Alternator
Item Part # Description
1 195235GS ADAPTER, Mounting, Alternator
2 199252GS ASSY, Rotor
3 199254GS STATOR
4 195234GS RBC
5 197177GS HEX HEAD, SEM Screw
6 66386GS ASSY, Holder, Brush
7 66849GS TAPTITE, M5 - 0.8 x 16
8 203200GS WASHER, 3/8" SAE
9 200442GS BOLT, 3/8 - 24 x 15.20"
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