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Briggs & Stratton Power Products Backup Power System
Owner’s Manual
27
UNIT PARTS LIST
Item Part # Qty. Description
1 NSP 1 ENGINE, B&S, 18 HP
2 22259GS 6 NUT, 5/16" - 18
3 22129GS 16 LOCKWASHER, 5/16" - M8
4 48031JGS 1 CLIP, Hoseband
5 92134GS 1 FILTER, Oil
6 H186285GS 1 PAN, Engine Mounting
7 186071GS 1 VALVE, Oil Drain
8 186430GS 1 HOSE, Oil Drain
9 25017GS 2 HHCS, 3/8" - 16 x 1/2"
10 22237GS 14 LOCKWASHER, 3/8"
11 38353GS 4 MOUNTS,Vibration
12 H185972GS 1 BASE, Mount
13 22531GS 2 HHCS, 5/16" - 18 x 1-3/4"
14 92609GS 2 MOUNTS,Vibration
15 29745GS 2 HHCS, 3/8" - 16 x 1"
16 22241GS 6 NUT, 3/8" - 16
17 51754GS 1 HHCS, M8 - 1.25 x 12
18 187032GS 1 WASHER, 3/8 Ext., Shakeproof
19 H185957GS 1 SUPPORT,Alt.
20 22127GS 5 NUT, 1/4" - 20
21 186152GS 1 HOSE, Gas Regulator to Engine
22 57822GS 2 CLAMP, Hose
23 H185966GS 1 BULKHEAD,Alternator Side
24 186647GS 1 DECAL, Outdoor Use Only
25 H189952GS 1 STRAP, Battery Hold Down
26 B4300GS 2 SWAGE BOLT, 1/4" - 20 x 1/2"
27 42907GS 6 HHCS, M8 1.25 x 16
28 188574GS 1 CABLE, Battery Positive
29 188443GS 1 BATTERY, 33AH
30 22131GS 2 WASHER, Flat 3/8"
31 22145GS 2 WASHER, Flat 5/16 - M8
32 188573GS 1 CABLE, Battery Negative
33 186070GS 4 WASHER, Fiber .26 x .62 x .06
34 39253GS 2 HHCS, M8 x 20
35 186148GS 1 HOSE, Gas - regulator
36 186151GS 1 ELBOW, Brass, 3/4" NPT x 1/2"
Gas
37 22413GS 2 HHCS, 1/4" - 20 x 1"
38 B4774GS 1 REGULATOR, Gas Fuel
39 186150GS 1 ELBOW, Brass 3/8 NPT
40 B4773GS 1 SOLENOID, Gas Fuel
41 H185961GS 1 CORNER,Alt.Air Inlet, Left
42 26850GS 3 WASHER, Ext. M6-1/4"
Shakeproof
43 B4300GS 2 BOLT SWAG, 1/4 - 20
44 B4769GS 1 CONTACTOR, Starter
Item Part # Qty. Description
45 186375GS 1 CLAMP, Hose
46 185955GS 4 STUD, Muffler Mount
47 187049GS 1 PLUG, Dome
48 49813GS 4 NUT, M6 - 1.0
49 22097GS 9 LOCKWASHER, M6 - 1/4"
50 22473GS 4 FLAT WASHER, M6 - 1/4"
51 H186125GS 4 BRACKET, Muffler
52 H186030GS 1 BASE, Muffler Box
53 56893GS 16 CRIMPTITE, 10 - 24 x 1/2"
54 22264GS 2 LOCKWASHER, M4 #8
55 186790BGS 1 WIRE, Ground
56 67897GS 2 MANIFOLD, Gasket
57 185900GS 1 MANIFOLD, Exhaust
58 186062GS 1 GASKET, Manifold, Muffler
59 86307GS 2 HHCS, 5/16" x 3/4" SEMS
60 B4260GS 1 DISK,Air Blocker
61 186242GS 2 PPHMS, #4 - 40 x .019"
62 186205GS 1 SWITCH,Thermodisk Oil Temp.
63 27772GS 2 LOCKWASHER, #4 Int.Tooth
64 186206GS 1 PLATE, Oil Temp Switch
65 B4268GS 1 ALTERNATOR, Sincro
66 22511GS 4 HHCS, 3/8 - 16 x 1-1/4"
67 H186320GS 1 DEFLECTOR, 45° Muffler Box
68 H186038GS 1 BOX, Muffler
69 185894GS 1 MUFFLER, with Brackets
70 22471GS 2 NUT, #8-32
71 185939CGS 1 CABLE, Starter
72 23152GS 2 HHCS, 3/8" - 16 x 3/4"
73 27482GS 1 WASHER, 5/16" Ext. Shakeproof
74 186790CGS 1 WIRE, Ground
75 186649GS 1 DECAL, Oil Drain
76 B4986GS 1 DECAL, Ground, Green
77 186551GS 1 INSULATION, Fuel Hose
78 26915GS 1 NIPPLE, 3/4" NPT
79 69397GS 4 BOLT, Manifold
80 45771GS 8 NUT, M8 - 1.25
81 187277GS 1 SCREEN, Spark Arrestor w/
screws
82 H189951GS 1 TRAY, Battery Support
83 96924GS 2 J-BOLT
84 49820GS 2 NUT, Locking Hex
85 59637GS 1 TAPTITE, 3/8" - 16 x 3/4"
86 96137GS 1 PLUG, 1/8" - 27
87 189295GS 1 FLAT WASHER
88 A6344GS 1 FITTING, Barbed, 90°, 1/8" NPT
89 189294GS 1 E-RING