General Information1HIGHLIGHTED INFORMATIONWalker Manufacturing recommends that any servicerequiring special training or tools be performed byan authorized Walker Mower Dealer. There are sev-eral general practices to be aware of in the area ofsafety. Most accidents associated with the opera-tion or maintenance of a Walker Mower are causedby disregarding basic safety precautions or specificwarnings. Such accidents, in most cases, can beprevented by being aware of the dangers present.Information of special importance has been high-lighted in bold type in this manual. Refer to SafetyInstructions for the meanings of DANGER, WARN-ING, CAUTION, IMPORTANT, and NOTE.GLOSSARYThere are many terms that are either unique to thisequipment or that are used as acronyms. Thefollowing terms and their definitions will help whileusing this manual:• DECK is the mowing attachment mounted onthe front of the tractor which includes the carrierframe, deck housing, blade drive gearboxes,and cutter blades.• ELECTRONIC CONTROL UNIT (ECU) controlsengine functions such as spark timing, fuel/airratio, etc.• FORWARD SPEED CONTROL (FSC) controlsthe maximum forward speed of the tractor;functioning as a cruise control.• GRASS HANDLING SYSTEM (GHS®) collectsmowed material and deposits it in the catcher.• GRASS-PAK® SWITCH is mounted on thegrass delivery spout (in the catcher) and acti-vates the “full” signal horn when the grasscatcher is full.• GROUND DRIVE refers to the dual hydrostatictransmissions which drive the main wheels.• HYDROSTATIC TRANSMISSION transmitsand controls power from the ground drive belt tothe main drive wheel.• LEFT HAND (LH) refers to the left-hand side ofthe tractor when the operator is seated facingforward in the tractor seat.• POWER TAKE-OFF (PTO) transmits enginepower to run the cutter blades and GHS blower.• POWERFIL® spreads the mowed materialthroughout the interior of the grass catcher byan oscillating delivery spout.• RIGHT HAND (RH) refers to the right-hand sideof the tractor when the operator is seated facingforward in the tractor seat.• SIDE DISCHARGE (SD) mows but does notcollect the mowed material.• STEERING LEVERS steer the tractor by con-trolling the dual hydrostatic transmissions.• TRACTOR is the prime mover, including the en-gine, drive train, operator seat, and controls tooperate the mower.• TRANSMISSION LOCKOUT releases the hy-drostatic transmissions to permit freewheelingthe tractor.IDENTIFYING NUMBER LOCATIONSThe tractor serial number plate is affixed to the trac-tor body just below the left rear corner of the seat.The mower deck serial number plate is affixedalongside the angle iron framing on the LH side ofthe LH mower blade drive. Model and serial num-bers are helpful when obtaining replacement partsand maintenance assistance. For ready reference,please record these numbers in the space provided.Fill In By PurchaserTractor Model No. _______________________Tractor Serial No. _______________________Deck Serial No. _______________________Engine Model No. _______________________Engine Serial No. _______________________Date of Purchase _______________________