Craftsman 917376751 Operator'S Manual Download Page 1

Summary of Contents for 917376751

Page 1: ...OPERATOR S MANUAL SELF PROPELLED ROTARY LAWN MOWER Assembly Operation Maintenance Service and Adjustments Storage Troubleshooting 172787 Rev 4 08 07 01 VB BY Printed in U S A ...

Page 2: ...tion of accessories Only use accessories approved by the manufacturer Stop the blade s when crossing gravel ddves walks or roads Stop the engine motor whenever you leave the equipment before cleaning the mower or unclogging the chute Shut the engine motor off and wait until the blade comes to complete stop before removing grass catcher Mow only in daylight or good artificial light Do not operate t...

Page 3: ...ss leaves or other debris build up Clean oil or fuel spillage Allow machine to cool before storing Stop and inspect the equipment if you strike an object Repair if necessary before restarting Never attempt to make wheel height adjustments while the engine motor is running Grass catcher components are subject to wear damage and deterioration which could expose moving parts or allow objects to be th...

Page 4: ...under or lifting mower THINGS TO KNOW BEFORE YOU ASSEMBLE OR OPERATE YOUR MOWER Do I have a side or rear discharge lawn mower Look for the grass discharge opening on your mower If the opening is on the right side of the mower housing it is a side discharge mower If the opening is at the back of the mower housing it is a rear discharge mower Only rear discharge lawn mowers have a grass catcher incl...

Page 5: ...and tighten both handle knobs Remove handle padding holding operator presence control bar to upper handle Your lawn mower handle can be adjusted for your mowing comfort Refer to ADJUST HANDLE in the Service and Adjustments section of this manual control bar Lift L Mowing position Lower handle FOR HIGH WHEEL MOWERS ONLY INSTALL REAR WHEELS Some high wheel models require washers which will be provid...

Page 6: ...t dry before using Lift the rear door on the mower housing For HINGE BRACKET mounted catcher place the grass catcher frame onto the formed tabs on the rear door hinge bracket For HANDLE BRACKET mounted catcher place frame side hooks into slots in handle brackets For DOOR PIVOT PIN mounted catcher place the grass catcher frame hooks onto the door pivot pins For DOOR SLOT mounted catcher place the g...

Page 7: ...t holes Install two 2 blunt pointed screws in front holes and tighten securely Sharp pointed screws Rear a_ _ _ FORWARD 7t_ Catcher bag and tame Catcher top 81untpointed screws Front holes TO ATTACH HARD TOP CATCHER Open the rear door on mower housing Place frame side hooks into slots in handle brackets Release rear door allowing it to nest into top of catcher Rear door slots Grass catcher _ frame...

Page 8: ...After charging connect engine connec tor male to battery connector female Your engine has an integral alternator for partial charging Connect your battery charger to charge battery as required IMPORTANT The engine alternator will not charge a discharged battery At the end of the mowing season the battery should be charged for 48 hours to Iqrotect the battery during winter storage _ CAUTION Always ...

Page 9: ...dle Move lever forward for fast engine speed starting and for better grass bagging Move lever backward for slow engine speed Some models have engines equipped with a choke feature Move the lever all the way forward to the choke position when starting a cold engine Choke start Remote throttle control MODELS WITH ENGINE MOUNTED SPEED CONTROL The engine speed is controlled by a lever located at the c...

Page 10: ...mower adjust all desired position To lower mower move wheels to the same cutting height the lever toward the rear Raise wheels for low cut and lower Lower Wheeladjuster lever wheels for high cut wheels for high cut Adjust cutting height to suit your requirements Medium position is best for most lawns To change cutting height squeeze adjuster lever toward wheel Move wheel up or down to suit your re...

Page 11: ...ower _CAUTION Do not run your lawn mower without mulcher plate plug in place or approved clipping deflector or grass catcher in place Never attempt to operate the lawn mower with the rear door MULCHER PLUG BUILT INTO REAR DOOR removed or propped open MULCHER PLATE TYPE Slots MULCHER PLUG TYPE Mulcher plate tabs SIDE DISCHARGE ONLY MOWERS MULCHER PLATE TYPE To convert to bagging or discharging mule...

Page 12: ...n your lawn mower without discharge guard approved grass catcher or mulcher plate or plug in place Raise discharge e bracket Mu cher lever down position I Raise lever to lock 12 Lower ever I to unlock MULCHER PLUG TYPE B TOconvert to mulching operation mulcher plug must be installed into discharge opening of mower Open discharge guard Insert tab of mulch plug into housing opening Align hooks of mu...

Page 13: ...cher door and install dis charge deflector under door as shown Mower is now ready for discharging operation To convert to mulching or bagging operation discharge deflector must be removed and mulcher door must be closed MULTI CUT MOWERS Your lawn mower was shipped ready to be used as a mulcher Some models have a seperate mulcher plug other models have the mulcher plug built into the rear door To c...

Page 14: ... propped open GRASS CATCHER REAR BAGGING MODELS ONLY TO EMPTY GRASS CATCHER Simply open rear door and lift grass catcher up and away from mower NOTE Do not drag the bag when emptying It will cause unnecessary wear _CAUTION Under normal usage the catcher material is subject to deterioration and wear and should therefore be checked frequently for replacement Any replacement catcher should be checked...

Page 15: ...LE SPEED To start forward motion lift drive control bar up to handle To stop forward motion release drive control bar Operator presence control bar _ Drive control Drive control _ enganged disengaged REAR WHEEL DRIVE MULTI SPEED Your lawn mower provides multiple speeds to let you select the speed that suits you best Lower speeds are for slow heavy thick grass cutting or trimming Medium speeds are ...

Page 16: ...ation Never use engine or carburetor cleaner products in fuel tank or permanent damage may occur TO START ENGINE _i _CAUTION The mower blade rotates whenever the engine is running Move engine speed control to fast position or to choke start position on models equipped with choke feature If your mower has a primer to start a cold engine push primer as many times as instructed in the engine manual p...

Page 17: ...T For best performance keep mower housing free of built up grass and trash See CLEANING in the Maintenance section of this manual The special mulching blade will recut the grass clippings many times and reduce them in size so that as they fall onto the lawn they will disperse into the grass and not be noticed Also the mulched grass will biodegrade quickly to provide nutrients for the lawn Always m...

Page 18: ...negligence To receive full value from the warranty operator must maintain mower as instructed in this manual Some adjustments will need to be made pedodically to properly maintain your unit All adjustments in the Service and Adjustments section of this manual should be checked at least once each season Once a year replace the spark plug clean or replace air filter element and check blade for wear ...

Page 19: ...ing torque is 35 40 ft Ibs NOTE We do not recommend sharpening blade but if you do be sure the blade is balanced TO SHARPEN BLADE Care should be taken to keep the blade balanced An unbalanced blade will cause excessive vibration and eventual damage to lawn mower and engine The blade can be sharpened with a file or on a grinding wheel Do not attempt to sharpen while on the mower To check blade bala...

Page 20: ...overfill Fill to top of slot inside of filler hole or to FULU line on dipstick on models so equipped Keep oil at proper level AIR FILTER Your engine will not run properly and may be damaged by using a dirty air filter Clean the element after every 25 hours of operation or every season Replace the air filter every 100 hours of operation or every season whichever occurs first Service air cleaner mor...

Page 21: ...lower handle in to remove it from mounting pins Turn lower handle over to raise or lower handle Squeeze lower handle in and position holes onto mounting pins on handle bracket Reassemble hairpin cotters onto mounting pins Reassemble upper handle and all parts removed from lower handle J_ 4 Low position center P_ High position 3 POSITION EURO OR EZ The handle on your lawn mower has three 3 height p...

Page 22: ... blade Remove debris shield Remove belt from engine pulley on crankshaft Install new belt by reversing above steps Always use factory approved belt to assure fit and long life ADJUSTABLE HANDLES The upper handle may be adjusted to four 4 different height positions Loosen both handle knobs only enough to allow the upper handle to pivot to the desired adjustment position Tighten both handle knobs se...

Page 23: ...k ENGINE CARBURETOR The carburetor has been preset at the factory and adjustment should not be necessary However minor adjustment may be required to compensate for differences in fuel temperature altitude or load The air filter must be assembled to the carburetor when running engine Best carburetor adjustment is obtained when fuel tank is 1 4 full In order for the engine to run the operator presen...

Page 24: ... sand lightly before painting HANDLE Your handle may be folded for storage as shown Squeeze the bottom ends of lower handle towards each other until handle clears the handle brackets and swing handles forward over mower Loosen upper handle mounting hard ware enough to allow upper handle to be folded back IMPORTANT When folding handles for storage or transportation be sure to fold handles as shown ...

Page 25: ...er to allow the stabilizer to reach the carbure tor Do not drain the gas tank and carbure tor if using fue_ stabilizer ENGINE OIL Drain oil with engine warm and replace with clean oil See ENGINE in the Maintenance section of this manual CYLINDER Remove spark p_ug Pour one ounce 29 ml of oil through spark plug hole into cylinder Pull starter handle slowly to distribute oil Replace with new spark pl...

Page 26: ...or cut uneven 1 Worn bent or loose blade 2 Wheel heights uneven 3 Buildup of grass leaves and trash under mower CORRECTION 1 Cleen replace air filter 2 Fill fuel tank 3 Drain tank and refill with fresh clean fuel 4 Drain fuel tank and carburetor and refill tank with fresh gasoline 5 Connect wire to plug 6 Replace spark plug 7 ghten blade bolt or replace blade adapter 8 Depress control bar to handl...

Page 27: ... Blade dragging in grass 4 1 Drive wheels not turning 1 with drive control engaged 2 Belt not driving 2 1 Cutting height too low 1 2 Lift on blade worn off 2 3 Catcher not venting air 3 1 Grass is too high or wheel 1 height is too low 2 Rear of lawn mower 2 housing or cutting blade dragging in grass 3 Grass catcher tee full 3 4 Handle height position not 4 right for you Loss of drive Adjust or rep...

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