PRODUCT SPECIFICATIONS
MODEL NUMBER 917.387321
SERIAL NUMBER
DATE OF PURCHASE
HORSEPOWER: 6.0
DISPLACEMENT." 11.5 CU. IN.
GASOLINE CAPACITY/TYPE: 1.5 QUARTS
UNLEADED REGULAR
OiLTYPE (API-SF/SG/SH): SAE 30 (ABOVE 32°F)
SAE 5W-30 (BELOW 32°F)
OIL CAPACITY: 20 OZS.
SPARK PLUG(GAP: .030") CHAMPION RJ!9LM OR J19LM
VALVE CLEARANCE: INTAKE: .004 - .008
EXHAUST: .004 - .008
SOLID STATE IGNITION
AIR GAP: .0125 IN.
BLADE BOLT TORQUE: 35-40 FT. LBS.
• The model and serial numbers will be found on a decal attached to the rear of the
lawn mower housing.Record both serial number and date of purchase in space
provided above.
LAWN MOWER
Always observesafety ruleswhen performing
any maintenance.
TIRES
• Keep_ free ofgasoline, oil,or insect
controlchemicalswhich can harmrubber.
• Avoid stumps, stones, deep ruts, sharp
objects and other hazards that may cause
tire damage.
BLADE CARE
For best results, mower bIade must bekept
sharp. Replace bent or damaged blades.
TO REMOVE BLADE
• Disconnectspark plug wke from spankplug
and placewire where itcannot come in
contactwith spark plug.
° Turn lawn mower on its side. Make sure air
filterand carburetor are up.
• Use a wood blockbetween blade and
mower housing toprevent blade from
turning whenremoving blade boll
• Protectyour hands with gloves and/orwrap
blade withheavycloth.
• Removeblade bolt bytuming counter-
clockwise. Use a 9/t 6" box or open-end
wrench.
• Remove blade and attachinghardware
(bolt,lockwasherandhardened washer).
NOTE; Removethe bladeadapter and
checkthekey inside hubofbladeadapter.
The key mustbe ingoodconditionto work
properly.Replace adapter ifdamaged.
TO REPLACE BLADE
o Position the blade adapter onthe engine
crankshaft.Be sure key in adapterand
keyway in crankshaft are aligned.
• Position blade on the blade adapter
aligning the two (2) holes inthe bladewith
the raised lugs onthe adapter.
• Be sure thetrailing edge is uptoward the
engine.
• tnstatlthe blade bott v4ththe [ockwasher
and hardened washer intoblade adapter
and crankshaft.
° Use blockof wood between blade and
Iawnmower housing and lighten the blade
belt,turning ctodevise.
• The recommended _ghteningtorque is35-
40ft. Ibs.
IMPORTANT: Blade bolt is grade 8 heat
treated.
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