Simplicity 7800360 Axion User manual

Parts Manual
Rev. 12/2008
Axion
Series Lawn Tractor & Mower Decks
TP 400-5008-00-ZT-S
Mf
g
. No. Descri
p
tion
18.5HP Product
7800360 Axion, 18.5HP ZT18533 Zero Turn Rider w/33" Mower
7800380 Axion, 18.5HP CZT18533 Zero Turn Rider w/33" Mower
Mf
g
. No. Descri
p
tion
21HP Product
7800374 Axion, 21HP ZT2142 Zero Turn Rider w/42" Mower
7800381 Axion, 21HP CZT2142 Zero Turn Rider w/42" Mower
Mf
g
. No. Descri
p
tion
26HP Product
7800375 Axion, 26HP ZT2650 Zero Turn Rider w/50" Mower
7800382 Axion, 26HP CZT2650 Zero Turn Rider w/50" Mower
7102825
Part No.:
Not for
Reproduction

Not for
Reproduction

Table Of Content
s
Torque Specification Chart ..................................................................... Inside Back Cover
PRODUCT COMPONENTS PAGES
Frame, Body & Seat Group .................................................................................................................................. 4
Engine Group - 18.5 H.P. ..................................................................................................................................... 8
Engine Group - 21 H.P. ........................................................................................................................................ 12
Engine Group - 26 H.P. ........................................................................................................................................ 16
Transmission Group ............................................................................................................................................. 18
Controls Group ..................................................................................................................................................... 22
Electrical Group .................................................................................................................................................... 26
Wheel & Tire Group ............................................................................................................................................. 28
Decal Group ......................................................................................................................................................... 30
Wiring Schematic ................................................................................................................................................. 32
33" Mower Deck Group ........................................................................................................................................ 34
42" Mower Deck - Clutch & Support Group ......................................................................................................... 38
42" Mower Deck - Housing & Arbor Group .......................................................................................................... 40
50" Mower Deck - Clutch & Support Group ......................................................................................................... 42
50" Mower Deck - Housing & Arbor Group .......................................................................................................... 44
Mower Lift Group - 33" Deck ................................................................................................................................ 46
Mower Lift Group - 42" Deck ................................................................................................................................ 48
Mower Lift Group - 50" Deck ................................................................................................................................ 50
Not for
Reproduction

Frame, Body & Seat Group
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
2825fbsg
The above parts group applies to the following Mfg. Nos.:
4
2008
Milwaukee, WI, USA. All rights reserved
© Copyright by Briggs & Stratton Corporation
7800360 - Axion
7800374 - Axion
7800375 - Axion
7800380 - Axion
7800381 - Axion
7800382 - Axion
TP 400-5008-00-ZT-S
Not for
Reproduction

PART NO. DESCRIPTIONREF NO QTY.
Frame, Body & Seat Group
Footnotes
WELDMENT, Caster Yoke & Spindle- Black1 1733448ASM 2
WASHER, .75 ID x 1.60 OD x .05 Thick Flat (Black)2 1960160SM 4
KLIPRING, External for .750 Dia. Shaft3 1611710SM 2
CAP, Hub 1.481 I.D. x .62 Long Red Poly4 1734135SM 2
BUSHING, Axle Pivot PM Regent Yellow5 1730186SM 2
AXLE, Front Iron Casting Machined ZT 20076 1733426ASM 1
SHOULDER BOLT, 3/8-16 x 3" Long .50 Sh GR5 Black7 1733571SM 2
NUT, 3/8-16 Hex Flange Nyloc8 1960687SM 3
SCREW, 5/8-11 x 3-1/4" Hex Head Cap, GR5 Yellow9 2860744SM 1
WASHER, 0.64 I.D. x 1.75 O.D. x .11 Thick, Black10 1960035SM 1
NUT, Hex Flange 5/8-11 Two Way Lock Yellow11 2860646SM 1
BRACKET, Footrest Support, 12 Ga Sears- Black12 1733304ASM 1
SCREW, 5/16-18 x .62 Taptite13 1930601SM 2
SPEED NUT, 1/4-20 Lug Type .025/.150 Black14 1960368SM 2
SCREW, 5/16-18 x 1" Hex Head Cap15 1921333SM 2
PANEL, Footrest, 18 Ga ZT 7000 Gloss Orange16 1726025CSM 1
NUT, 1/4-20 Hex Flange Nyloc Black17 1960694SM 14
BOLT, 1/4-20 x 2" Round Head Short Square Neck, GR5 Black18 1931317SM 2
PAD, Footrest Center Black Vinyl Sears19 1726306SM 1
ASSEMBLY, Seat w/Arm Rests ZTR Sears20 1726018SM 1
PANEL, Front - Manual Brake & Deck Lift21 7300752ASM 1
RETAINER, 1/4" Bolt22 1960518SM 2
SPEED NUT, 5/16 -18 Lug Type .025/.150 B23 1935255SM 4
SHOULDER BOLT, 5/16-1824 009X67MA 2
BOLT, 5/16-18 x 1-1/4" Round Head Short Square Neck GR5 Black25 1960223SM 2
PIVOT, Hood (Powdered Metal)26 1728086SM 2
NUT, 5/16-18 Hex Flange Lock, Small - Black27 1931277SM 4
BOLT, 5/16-18 Idler Pivot28 1716654SM 2
SCREW, 1/4-20 x 5/8" Hex Whiz Lock Flange29 1960295SM 6
SCREW, 5/16-18 x 3/4" Hex Flange Lock Dog Point30 1960738SM 2
SCREEN, Deck Top31 7102141SM 1
RIVET, .188 x .617 Large Flange32 1673320SM 3
WELDMENT, Frame- 33" ZT33 1735028ASM 1
WELDMENT, Frame- 42" & 50" ZT (Black)33 1733227ASM 1
SUPPORT, Seat Deck 12 GA ZTS Sears-Black34 1733965ASM 1
SEAT DECK, Orange Poly Sears ZTS35 1734144SM 1
PLATE, Control 12 GA ZTS 2007- Black36 1734252ASM 1
SCREW, 1/4-20 x 3/4" Truss Head Torx Black37 1960715SM 8
BOLT, 5/16-18 x 1" Hex Flange Lock YZ38 7091591SM 4
PAD, Footrest RH Black Vinyl w/Adhesive Sears39 1728986SM 1
PAD, Footrest LH Black Vinyl w/Adhesive Sears40 1728987SM 1
WASHER, .375 Flat (0.41 I.D. x 1.50 O.D. x .25 Thick) Black41 1960534SM 1
TRIM, 8"42 1735680SM 1
The above parts group applies to the following Mfg. Nos.:
5
2008
Milwaukee, WI, USA. All rights reserved
© Copyright by Briggs & Stratton Corporation
7800360 - Axion
7800374 - Axion
7800375 - Axion
7800380 - Axion
7800381 - Axion
7800382 - Axion
TP 400-5008-00-ZT-S
Not for
Reproduction

Frame, Body & Seat Group
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
2825fbsg
The above parts group applies to the following Mfg. Nos.:
6
2008
Milwaukee, WI, USA. All rights reserved
© Copyright by Briggs & Stratton Corporation
7800360 - Axion
7800374 - Axion
7800375 - Axion
7800380 - Axion
7800381 - Axion
7800382 - Axion
TP 400-5008-00-ZT-S
Not for
Reproduction

PART NO. DESCRIPTIONREF NO QTY.
Frame, Body & Seat Group
Footnotes
WASHER, 5/16" External Tooth Lock Washer Yellow43 2820426SM 2
GUARD, Debris 12 Ga Sears ZTR 2007- Black44 1734392ASM 2
SCREW, 5/16-18 x 1-1/2" Hex Head Cap, GR5 Black45 1921221SM 1
WASHER, 5/16" Flat (.341 I.D. x 1.00 O.D. x .13 Thick) Black46 1919381SM 1
WASHER 5/16" Internal/External Tooth Lock, BZ47 7090189SM 1
SPACER, .316 x .375 x .300/.31048 7024340SM 1
PUSH NUT, 5/16" Dia. Thread .625 O.D. Black (Pal)49 1933988SM 4
STRAP, Fuel Tank Brace50 1734323ASM 1
SCREW, 5/16-18 x 1-1/4" Hex Head Cap, GR5 Black51 1921977SM 5
BUMPER, Rubber 1.50 DIA 0.5 Thick Sears52 1726390SM 2
SHROUD, Rear 20 GA ZTR 14+16, Cor Black53 1715962ASM 1
SCREW, 1/4-20 x 1/2" Hex Washer Head Screw Black (Taptite)54 1925003SM 6
SUPPORT, Seat Deck .250 Thick Sears- Black55 1733393ASM 1
SCREW, 3/8-16 x 1-1/4" Hex Head Cap, GR5 Black56 1920415SM 1
PUSH NUT, .375 Dia. Thread .781 O.D. Black (Pal)57 1931942SM 1
KIT, Arm Rest L.H. & R.H.58 1677021SM 1
NUT, 5/16-18 Hex Flange Nyloc59 1960686SM 9
ASSEMBLY, Fuel Tank (incl. below items 61, 63 & 64) used on 49-state models (excluding
California)
60A 7102378SM 1
ASS'Y, Fuel Tank (incl. below items 61 through 64) used on California models60B 7102688SM 1
ASSEMBLY, Fuel Cap (Vented)61 1734320SM 1
TUBE, Fuel Pickup (not shown)62 7102690SM 1
ELBOW, Gas Tank (not shown)63 1674792SM 1
BUSHING, Fuel (not shown)64 1726400SM 1
SCREW, 1/4-20 x 3/4" Hex Flange Lock Black65 1930594SM 6
The above parts group applies to the following Mfg. Nos.:
7
2008
Milwaukee, WI, USA. All rights reserved
© Copyright by Briggs & Stratton Corporation
7800360 - Axion
7800374 - Axion
7800375 - Axion
7800380 - Axion
7800381 - Axion
7800382 - Axion
TP 400-5008-00-ZT-S
Not for
Reproduction

Engine Group - 18.5 H.P.
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
825eg185
The above parts group applies to the following Mfg. Nos.:
8
2008
Milwaukee, WI, USA. All rights reserved
© Copyright by Briggs & Stratton Corporation
7800360 - Axion
7800380 - Axion
TP 400-5008-00-ZT-S
Not for
Reproduction

PART NO. DESCRIPTIONREF NO QTY.
Engine Group - 18.5 H.P.
Footnotes
* ENGINE, 18.5 HP, Intek Mod. 31Q777-0117-B11 ----- 1
* ENGINE, 18.5 HP, B&S, Els-Calif. Mod. 31Q777-0118-G11 ----- 1
HEAT SHIELD, Inner2 1734150ASM 1
SCREW, 5/16-18 x 3/4" Hex Head Cap, GR83 1936228SM 2
LOCKWASHER, Spring 5/16" Black4 1917356SM 2
WELDMENT, Exhaust Pipe5 1732259SM 1
GASKET, Exhaust B&S6 1731214SM 1
SCREW, 1/4-20 x 5/8" Hex Whiz Lock Flange7 1960295SM 4
NUT, 5/16-18 Hex Flange Lock Large Black8 1927557SM 4
SPACER (.390 x .900 x .70) YZ9 1667812SM 1
BRACKET, Muffler/Heat Shield10 1732255SM 1
SPACER, .390 I.D. x .90 O.D. x .34 Long, Powdered Metal11 1667811SM 1
SCREW, 5/16-18 x 1-1/4" Hex Head Cap, GR5 Black12 1921977SM 1
MUFFLER ASSEMBLY, Single13 1732273SM 1
SCREW, 5/16-18 x 1-1/2" Hex Head Cap, GR5 Black14 1921221SM 1
HEAT SHIELD, Outer Single15 1727996SM 1
SCREW, #10 x 1/2" Hex Washer Head Self-Tap16 1960720SM 4
SCREW, 5/16-18 x 3/4" Hex Flange Lock17 1930591SM 1
TIE, Self Locking 3-5/8" Long18 2832747SM 2
HOSE, Oil Drain, 16-1/2" Long19 1726498SM 1
SCREW, 3/8-16 x 1-1/4" Hex Washer Head Taptite20 2828635SM 3
PULLEY ASSEMBLY, Engine21 1727816SM 1
KEY, .250 Square x .91 Long Parallel22 2154096SM 1
ELECTRIC CLUTCH, Ogura MA-GT-SN11S23 7029232SM 1
WASHER, Hex, .453 I.D. x 1-1/2"24 1708264SM 1
LOCKWASHER, Spring, .43825 1918199SM 1
SCREW, 7/16-20 x 2-3/4" Hex Head Cap, GR5, Black26 1960648SM 1
HEAT SHIELD27 1732885ASM 1
WASHER, 5/16" (.34 I.D. x 3/4" O.D.)28 1919326SM 2
HEAT SHIELD29 1733063SM 1
RIVET, Pop30 1675044SM 2
CLIP, Harness, 5/8"31 7900020SM 1
WASHER, 3/8", (.41 I.D. x .87 O.D. x .08 Thick)32 1924940SM 1
RETAINER, Clutch33 1734049SM 1
NUT, 5/16-18 Hex Whiz Lock Flange34 1931277SM 1
SEAL, Foam Air Duct, 1 x 2-1/2", 12" Long35 1734189SM 1
AIR DUCT, Inlet41 1734180ASM 1
SCREW, 5/16-18 x 3/4" Hex Head Cap, Black42 1921332SM 2
CABLE, Choke, 54"43 7100416SM 1
WASHER, 3/8" Internal Tooth Lock44 7090390SM 1
NUT, 3/8-24 Hex45 7091630SM 1
CONTROL, Throttle B&S Intek 16 HP Single46 7075449SM 1
SCREW, 1/4-20 x 5/8" Pan Head Taptite Torx47 7090999SM 2
Note: * Purchase engine components directly from engine manufacturer dealer.
The above parts group applies to the following Mfg. Nos.:
9
2008
Milwaukee, WI, USA. All rights reserved
© Copyright by Briggs & Stratton Corporation
7800360 - Axion
7800380 - Axion
TP 400-5008-00-ZT-S
Not for
Reproduction

Engine Group - 18.5 H.P.
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
825eg185
The above parts group applies to the following Mfg. Nos.:
10
2008
Milwaukee, WI, USA. All rights reserved
© Copyright by Briggs & Stratton Corporation
7800360 - Axion
7800380 - Axion
TP 400-5008-00-ZT-S
Not for
Reproduction