User manual HUSQVARNA W 3613 ETS

[. . . ] Operators Manual Please read these instructions carefully and make sure you understand them before using the machine. Models: 968999117 / W3613ETS 968999120 / W4815ETS MANUAL NO. Before operating your new mower, read, understand and follow the important safety instructions and the other instructions contained in this manual. Lawnmowers and all power equipment, can be potentially dangerous if used improperly. SAFETY REQUIRES GOOD JUDGEMENT, CAREFUL USE IN ACCORDANCE WITH INSTRUCTIONS AND COMMON SENSE. INTRODUCTION This manual has been prepared for the operators of the HUSQVARNA 36" and 48" commercial mowers. [. . . ] Remove lower belt shield from underside of rear deck for better access to axle adjustment bolts. Place a jack under center of rear deck raise the jack slightly so axle adjustment bolts may be removed. With the jack raise or lower the rear deck to the desired position using the chart to ensure proper height. NOTE: To achieve the best quality cut, the blades should be level with the ground or slightly tipped forward BRAKE ROD ADJUSTMENT 1. The brake rod should be in bottom hole on the brake arm as shown below. Do not turn the wingnut down to far as this will result a constant braking action and will excessively wear the brake band and cause premature failure. Wingnut Brake arm Brake Rod 6 Setup & Adjustments REAR AXLE HEIGHT ADJUSTMENT AXLE PIVOT BOLTS AXLE ADJUSTMENT BOLTS POSITION A POSITION B POSITION C POSITION D Figure 1 PLACE JACK HERE LOOSEN BOLTS EACH SIDE CASTER HEIGHT ADJUSTMENT MACHINERY BUSHING 1/2" SPACERS CASTER SWIVEL Figure 2 7 Setup & Adjustments CUTTING HEIGHT ADJUSTMENT CHART AXLE POSITION NUMBER OF NUMBER OF 1/4" BLADE SPACERS SPACERS BELOW UNDER CUTTER HOUSING CASTER ARM 0 4 3 2 1 0 4 3 2 1 0 4 3 2 1 0 4 3 2 1 0 4 3 2 1 0 4 3 2 1 0 4 3 2 1 0 4 3 2 1 0 CUTTING HEIGHT (IN INCHES) 1 1/2 1 3/4 2 2 1/4 2 1/2 1 3/4 2 2 1/4 2 1/2 2 3/4 2 1/2 2 3/4 3 3 1/4 3 1/2 3 3 1/4 3 1/2 3 3/4 4 3 1/4 3 1/2 3 3/4 4 4 1/4 3 1/2 3 3/4 4 4 1/4 4 1/2 3 3/4 4 4 1/4 4 1/2 4 3/4 4 4 1/4 4 1/2 4 3/4 5 A 1 2 B 3 3 C 4 4 D 5 1. To quickly achieve small changes in cutting heights, move the spacers from under the cutter housing to above the cutter pulley. (Each spacer moved will give an additional 1/4" of cutting height ). 8 USE ONLY 4 BLADE SPACERS MAXIMUM Setup & Adjustments BRAKE / TRACTION ADJUSMENT 1. 2. With the mower in gear, place the drive levers in the drive position. Firmly pull back on the handles until the tires slide to seat the drive belts into the pulleys. Measure the distance between the back drive lever slot and the neutral bail. If the clearance is less than 3/16”, disconnect the drive lever from the idler arm by removing the retaining ring. TRANSMISSION DRIVE BELT To increase the tension of the transmission belt, loosen the nut on the underside of the transmission idler pulley located under the rear deck, slide the idler assembly inward to increase tension and tighten the nut to secure. BELT GUIDES Belt guides under rear deck are adjusted as shown in figures 4 and 5 NOTE: The blades should come to a stop from maximum speed within 7 seconds after disengaging. 36" MODEL 1/2" 102036 1/8" CLEARANCE 103462 TRANSMISSION BELT BLADE ENGAGEMENT LEVER The blade engagement lever needs to be adjusted so the lever does not come in contact with control panel when the lever is in the off position. To adjust, remove the clevis pin from the yoke and adjust by turning the yoke. The clevis pin connects the blade engagement lever to the yoke, and the yoke is connected to the blade engagement rod that runs to the bellcrank on the rear deck. 48" MODEL 1/4" CLEARANCE 1/2" 102036 103462 TRANSMISSION BELT ENGINE PULLEY 103463 1/8" CLEARANCE TRANSMISSION IDLER PULLEY ENGINE PULLEY 103462 1/8" CLEARANCE TRANSMISSION IDLER PULLEY Figure 4 Figure 5 10 AUXILARY BELT ADJUSTMENT ROD TURNBUCKLE 1/4" IDLER PIVOT POINT ENGAGEMENT IDLER ASSEMBLY Figure 6 BEFORE OPERATING Be thoroughly familiar with all controls and how to use them before operating the mower. Know beforehand how to stop the engine, drive wheels, and mower blades in preparation for possible emergency. EMERGENCY STOP Pull both drive levers firmly against handle grips and hold them securely in place. Then stop engine by pulling throttle control back and shut off the key switch. [. . . ] The left cutter spindle on 48" Models is the same as 36" Models. See figure #8 (Refer to the parts manual when ordering parts. ) Cutter housing assemblies use sealed bearings and are maintenance free. NOTE WHEN PRESSING A BEARING IN OR OUT OF A CUTTER HOUSING APPLY CONSTANT PRESSURE TO THE RACE OR RACES THAT HAVE AN INTERFERENCE FIT. NEVER BEAT A BEARING IN OR OUT. 14 WHEEL DRIVE BELT REPLACEMENT WHEEL DRIVE BELT: If belts are worn or damaged, wheels will not drive properly. The traction linkage connects the traction levers on the handle to the bellcranks on each side of the mower. [. . . ]