User manual NATIONAL MOWER MODEL 68 DL

[. . . ] MODEL 68 SR TRIPLEX MOWER MODEL 68 DL TRIPLEX MOWER OWNER'S MANUAL Includes Operation, Maintenance and Parts List NATIONAL MOWER CO. 700 Raymond Ave. , P. O. Phone (651) 646-4079 ­ Fax (651) 646-2887 www. nationalmower. com June 2003 ONE YEAR LIMITED WARRANTY For the period of one year from the date of purchase (45 days if the product is used for rental purposes), National Mower Company will repair or replace free of charge, for the original purchaser, any part or parts found by inspection to be defective by our Factory Authorized Service Station or by the Factory at St. Paul, Minnesota to be defective in material or workmanship or both. All transportation charges on parts submitted for repair or replacement under this warranty shall be paid for by the purchaser. [. . . ] Wing Cutting Unit Clutch Lever ­ Engages drive to Wing Cutting Units. Never engage drive unless Wing Cutting Units have been lowered to cutting position. WARNING Engages power for travel and mowing. Down position is disengaged and up position is engaged. Engine Choke Lever (No photo) - Located near the upper rear right corner of the engine. Use the choke when starting a cold engine. See the engine manual for engine starting information and proper use of the choke. 68OM-06/03 14 ® NATIONAL 68 SR & DL TRIPLEX OPERATION D. Transport Clutch (Model 68 DL only) NEVER USE THE TRANSPORT WARNING CLUTCH WHILE THE CUTTING UNITS ARE TURNING OR WHEN THE DIFFERENTIAL SHIFT IS IN REVERSE. Rear Cutting Unit Clutch Engages drive to the Rear Cutting Unit. Pull lever forward and toward the center of the machine to engage sliding jaw clutch. To disengage, pull lever forward and out to engage locking pin. Never engage the drive unless the rear cutting unit has been lowered to the cutting position. Use this clutch to travel between mowing sites at speeds faster than those obtained with the main clutch. Before using, disengage the cutting unit clutches and raise the cutting units to their transport position. H. Rear Cutting Unit Lift Arm Operate the transport clutch by slowly pressing the pedal with your left foot. Releasing the pedal will cause the mower to coast to a stop, or resume mowing speed. Raises rear mower to the transport position. Pull handle up, forward and over center to lock it in the up position. E. Wing Cutting Unit Latch WARNING NEVER ATTEMPT TO RAISE THE WING CUTTING UNITS WHEN THE WING MOWER CLUTCH IS ENGAGED. Seat Position Adjuster Lever The Wing Cutting Units should be latched in their elevated position whenever the mower is being transported or in storage. If needed, push the latch (E) down to a generally horizontal position. Grasp the Wing Cutting Unit lift handle (not shown) and raise the cutting unit until the latch (E) engages the lift arm socket (F). To release the latch, lift the handle until the latch (E) swings upward into a nearly vertical position, then carefully lower the cutting unit onto the ground. Avoid dropping the cutting unit, as damage may result to the cutting unit, the mower, or your turf. WARNING DO NOT OPERATE THE SEAT SLIDE MECHANISM WHILE THE MOWER IS MOVING The seat may be moved forward or backward to suit the operator. Pull the lever near the front left corner of the seat outward to release the slide mechanism. After moving the seat to a comfortable position, release the lever to lock the slide mechanism. . 68OM-06/03 15 OPERATION K. [. . . ] 99 dBA Guaranteed Sound Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105 dBA Average Measured Sound Pressure, at operator position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87 dBA Hand-Arm Vibration level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3. 79 m/sec2 rms Whole Body Vibration level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ]