6
The operation of any lawn
mower can result in foreign
objects thrown into the
eyes, which can result in
severe eye damage. Always
wear safety glasses or eye shields while
operating your lawn mower or performing
any ad just ments or repairs. We recom-
mend standard safety glasses or a wide
vision safety mask worn over spectacles.
HOW TO USE YOUR LAWN MOWER
ENGINE SPEED
The engine speed was set at the factory
for optimum performance. Speed is not
adjustable.
ENGINE ZONE CONTROL
CAUTION:
Federal regulations re quire
an engine control to be installed on this
lawn mower in order to minimize the
risk of blade contact injury. Do not un der
any circumstances attempt to de feat the
func tion of the operator con trol. The blade
turns when the engine is running.
• Your lawn mower is equipped with an
operator pres ence control bar which
requires the operator to be positioned
behind the lawn mower handle to start
and operate the lawn mower.
TO ADJUST CUTTING HEIGHT
Raise wheels for low cut and lower wheels
for high cut, adjust cutting height to suit
your requirements. Me di um position is
best for most lawns.
• To change cutting height, squeeze ad-
juster lever to ward wheel. Move wheel
up or down to suit your re quire ments. Be
sure all wheels are in the same setting.
NOTE:
Adjuster is properly positioned
when plate tab inserts into hole in lever.
Also, 9-position adjusters (if so equipped)
allow lever to be positioned between the
plate tabs.
LOWER WHEELS FOR HIGH CUT
RAISE WHEELS FOR LOW CUT
Plate tab
Lever
TO CONVERT MOWER
Your lawn mower was shipped ready to be
used as a mulcher. To convert to bagging
or discharging:
REAR BAGGING
• Lift rear door of the lawn mower and
place the grass catcher frame hooks
onto the door pivot pins.
• To convert to mulching or dis charg ing
operation, remove grass catch er and
close rear door.
Pivot pins
Grass
catcher
handle
Catcher frame hook
Rear
door
SIDE DISCHARGING
• Rear door must be closed.
• Open mulcher door and install dis-
charge defl ector under door as shown.
• Mower is now ready for discharging
operation.
• To convert to mulching or bagging opera-
tion, dis charge defl ector must be removed
and mulcher door must be closed.
SIMPLE STEPS TO REMEMBER WHEN
CONVERTING YOUR LAWN MOWER
FOR MULCHING -
1. Rear door closed.
2. Mulcher door closed.
FOR REAR BAGGING -
1. Grass catcher installed.
2. Mulcher door closed.
FOR SIDE DISCHARGING -
1. Rear door closed.
2. Side discharge defl ector installed.
CAUTION:
Do not run your lawn mower
with out rear door closed or ap proved
grass catcher in place. Never at tempt to
op er ate the lawn mow er with the rear door
re moved or propped open.
Open mulcher door
19
MODEL NUMBER 143.026202
CRAFTSMAN 4-CYCLE ENGINE
KEY PART
NO. NO. DESCRIPTION
1 37465 Cylinder (Includes Key
Numbers 2, 20 and 150)
2 26727 Dowel Pin
6 33734 Breather Element
7 36557 Breather Assembly
(Includes Key Numbers 6 & 12A)
12 36775 Breather Tube
12A 36558 Breather Cover & Tube
(Includes Key Number 12B)
12B 36694 Breather Tube Elbow
14 28277 Washer
15 30589 Governor Rod
(Includes Key Number 14)
16 34839A Governor Lever
17 31335 Governor Lever Clamp
18 651018 Screw, T-15, #8-32 x 19/64"
19 36281 Extension Spring
20 32600 Oil Seal
30 37464 Crankshaft
40 40027 Piston, Pin & Ring Set (Standard)
41 40042 Piston & Pin Assembly (Standard)
(Includes Key Number 43)
42 40006 Ring Set (Standard)
43 20381 Piston Pin Retaining Ring
45 36777 Connecting Rod Assembly
(Includes Key Number 46)
46 32610A Connecting Rod Bolt
48 27241 Valve Lifter
50 37460 Camshaft (Exhaust MCR)
(Includes Key Number 104)
52 29914 Oil Pump Assembly
69 37609 * Mounting Flange Gasket
70 37608 Mounting Flange (Includes Key
Numbers 72-83,306,309A & 311A)
72 37614 Oil Drain Plug
75 27897 Oil Seal
80 30574A Governor Shaft
81 30590A Washer
82 30591 Governor Gear Assembly
(Includes Key Number 81)
83 30588A Governor Spool
86 650488 Screw, 1/4-20 x 1-1/4"
89 611004 Flywheel Key
90 611112 Flywheel
92 650815 Belleville Washer
93 650816 Flywheel Nut
100 34443C Solid State Ignition
101 610118 Spark Plug Cover
103 651007 Screw, T-15, #10-24 x 15/16"
104 37480 Cam Bushing
110 37047 Ground Wire
119 36787 * Cylinder Head Gasket
120 36825 Cylinder Head
125 36780 Exhaust Valve (1/32" Oversize)
(Includes Key Number 151)
37288 Exhaust Valve (Standard)
(Includes Key Number 151)
126 37289 Intake Valve (Standard) (Includes
Key Numbers 151 and 151A)
130 6021A Screw, 5/16-18 x 1-7/16"
135 35395 Resistor Spark Plug (RJ19LM)
150 31672 Valve Spring
151 31673 Valve Spring Cap
151A 40017 Intake Valve Seal
169 36783 * Valve Cover Gasket
172 36784 Valve Cover
174 30200 Screw, #10-24 x 9/16"
KEY PART
NO. NO. DESCRIPTION
178 29752 Nut & Lock Washer, 1/4-28
182 6201 Screw, 1/4-28 x 7/8"
184 26756 * Carburetor To Intake Pipe Gasket
185 36785 Intake Pipe
186 32653 Governor Link
189 650839 Screw, 1/4-20 x 3/8"
191 36559A S.E. Brake Bracket
(Includes Key Number 195)
195 610973 Terminal
207 34336 Throttle Link
216 33086 R.P.M. Adjusting Lever
223 650451 Screw, 1/4-20 x 1"
224 36786 * Intake Pipe Gasket
238 650932 Screw, #10-32 x 49/64"
239 34338 * Air Cleaner Gasket
241 36919 Air Cleaner Collar
245 36905 Air Cleaner Filter
250 37122 Air Cleaner Cover
260 36980 Blower Housing
261 30200 Screw, #10-24 x 9/16"
262 650831 Screw, 1/4-20 x 1/2"
275 37498 Muffl er
277 650988 Screw, 1/4-20 x 2-9/32"
279 28763 Screw, #10-32 x 39/64
280 37717 Heat Shield
285 35000A Starter Cup
287 650926 Screw, #8-32 x 21/64"
290 29774 Fuel Line
292 26460 Fuel Line Clamp
298 28763 Screw, #10-32 x 39/64"
300 36916 Fuel Tank (Includes Key Numbers
292 and 301)
301 36246 Fuel Cap (Yellow)
305 35647 Oil Fill Tube
306 37610 * O-Ring
307 35499 O-Ring
309 650562 Screw, #10-32 x 1/2"
309A 650783 Screw, #10-24 x 3/4"
310 35648 Dipstick
311A 37611 Hold Down Bracket
313 34080 Spacer
355 590701 Starter Handle
370 37269 Name Decal
370A 36261 Instruction Decal
370C 37318 Primer Decal (3X)
370K 36695 Starter Decal
380 640303 Carburetor
(Includes Key Number 184)
390 590737 Rewind Starter
400 37613 Gasket Set
(Includes All Items Marked *)
416 36085 Spark Arrestor Kit (Optional)
(Includes Key Number 417)
417 650760 Screw, #8-32 x 3/8" (Optional)
900 750865A Replacement Small Block
(order from 71-999)
750867A Replacement Engine (order from
71-999) (Not available in CA)
RPM Settings: Low Speed: 1900-2100
High Speed: 3000-3200
NOTE:
This engine could have been built with
Starter #590694
NOTE:
All component dimensions given in U.S.
inches. 1 inch = 25.4 mm.
