PRODUCT SPECIFICATIONS
MOD[EL NUMBER
917.377630
SERIAL NUMBER
DATE OF PURCHASE
-IORSEPOWER:
6.75
_)ISPLACEMENT:
12.56 CU. IN.
GASOLINE CAPACITY/TYPE:
1.25 QUARTS
UNLEADED REGULAR
OIL TYPE (API-SF/SG/SH):
SAE 30 (ABOVE 32°F)
SAE 5W-30 (BELOW 32°F)
OIL CAPACITY:
20 OZS.
SPARK F;LUG(GAP: .030")
CHAMPION RJ19LM
VALVECLEARANCE:
INTAKE:
.004 - .008
EXHAUST:
.004 - .008
SOLID STATE IGNITION
AIR GAP:
.0125 IN.
BLADE BOLTTORQUE:
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 tiresfree of gasoline,oil,or insect
_ntro#_chemical_"
can harm rubber.
• Avoid stumps,stones,deep ruts,sharp "
objects and otherhazards that may cause
tire damage.
BLADECARE
.~
For best results,mowerblade must be kept
Replace bent or damaged blades.
-TO REMOVE BI_a_iE
-'
• Disconnectspark plug wire fromsparkplug
and place wire where itcannot _rrle in
contact with spark plug.
• Turn lawn moweron its side. Make sure air
filter and carburetdr are up.
• Use a wood blockbetwlten blade and
mower housingto preventbladefrom
turningwhen removingbladeboll
• Protectyour handswithgloves and/orwrap
with heavy cloth.
• Remove blade boltby turning counter-
clockwise.
11
• Remove blade and attachinghardware
(bolt,lockwasher and hardenedwasher).
NOTE: Remove the bladeadapterand check
the key inside hubof bladeadapter. The key
mustbe in goodcondition to workproperly.
Replace adapterifdamaged.
TO REPLACE BLADE
• Posillonthe bladeadapteronthe engine
crankshaft. Be sure keyin adapterand
keywayare aligned.
• Positionblade on the bladeadapteraligning
the two(2) holesin the bladewiththe raised
lugson the adapter.
• Be surethe trailingedge of blade(opposite
sharpedge) is up towardthe engine.
• Installthe bladeboltwiththe lockwasher
and.hardenedwasher intoblade adapter
and crankshafL
• Use block of woodbetween blade and lawn
mower housingand tightenthe bladebolt,
turningS.
• The recommendedtightening torque is35-
40 ft.lbs.
IMPORTANT: Bladeboltis grade8 heat
treated.
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