FORM NO. 3316-520 Rev. A [( 38” Mowers for Yard Tractors Model No. 78216 — & Up Model No. 78226 — & Up Model No. 98215 — & Up Model No. 98225 — & Up Model No. 9861963 —~ T4H0001 & Up Model No. 9861902 — T4J0001 & Up Operator’s Manual IMPORTANT: Read this manual carefully. It contains information about your safety and the safety of others. Also become familiar with the controls and their proper use before you operate the product.
Introduction We want you to be completely satisfied with your new product, so feel free to contact your Local Authorized Service Dealer for help with service, genuine replacement parts, or other information you may require. Whenever you contact your Authorized Service Dealer or the factory, always know the model and serial numbers of your product. These numbers will help the Service Dealer or Service Representative provide exact information about your specific product.
Contents Safety and Instruction Decals . Installation ool Installing Discharge Chute and Tension Spring . ...l Installing Discharge Cover {Mulching Model(s) Only) Installing the Mower Transport Height Adjustment . Side-to-Side Mower Leveling .. S Front-to-Rear Blade Slope Removing the Mower Operation ..
Safety Safety and Instruction Decals Safety decals and instructions are easily visible to the operator and are located near any area of potential danger. Replace any decal that is damaged or ghost. ON GRASS DEFLECTOR ON MOWER LEFT SIDE AND ON {Part No, 92-7108) MOWER RIGHT SIDE (Part No. 83-1122) DANGER Ty KEEP HANDS and FEET AWAY KEEP HANDS and PIT AWAY, THROWN OBJECTS ARE DANGEROUS. e e UNDER GRASS DEFLECTOR ON MOWER CENTER {Part No. 92-7109) {Part No.
Installation Installing Discharge Chute and Tension Spring 1. Locate items show (Fig. 1). 2. Slide rod, non-rib end, through rear discharge chute bracket. 3. Place spring, with end wires down, between discharge chute brackets, and slide rod through second discharge chute bracket. 4. Insert rod at front of discharge chute into short stand-of on deck. Secure rear end of rod to deck with long stand-off and nut (Fig. 1). Figure 1 1. Discharge chute 5. Short stand-off 2. Bracket 6. Long scant-off 3. Spring 7.
Installation Installing Discharge Cover {Mulching Model(s) Only) To convert from side discharge to mulching, install the discharge cover into the opening at the side of the mower, 1. Lift the grass deflector and slide the tabs on top of the discharge cover under the grass deflector retaining red. Rotate the discharge cover down over the opening, and onto the lower lip of the mower (Fig. 3). 2. Secure the discharge cover to the Tower Hp of the mower with bolts and nuts (Fig. 3). Figure 3 1.
Attach rear link 10 attachment gift with washer and hairpin cotter (Fig. 5). Figure 5 Lift arm 3. Hair pin cotter Washer 4. Rear link Install front adjustable link to front lift arm with washer and hairpin cotter (Fig. 6). Secure adjustable link to front lift arm with washer and hairpin cotter (Fig. 6). 1262 Figure 6 Adjustable link 2. Washer and hairpin cotter Pull on idler pulley to relax belt tension and install mower drive belt onto the top engine drive pulley groove (Fig. 7).
Installation Transport Height Adjustment Transport height is set at the factory and should not need adjustment; however if the belt covers contact the footrest in the raised position, adjustment is required, 1. Adjust by turning transport height nut, (Fig. 8) on lift mechanism, clockwise to raise or counterclockwise to lower mower, 2. Adjust nut until there is inch clearance between belt cover and left footrest. 1223 Figure 8 Side-to-Side Mower Leveling The mower blades must be level from side to side.
5, After adjusting, tighten bolt and check side-to-side level. IMPORTANT: If hanger is rotated to the end of adjustment on one side and mower is not level, adjust the opposite side. toga Figure 10 1. Bolt 2. Hanger bracket 6. Now check the front-to-rear blade slope; refer to Front-to-Rear Blade Slope, page 8. 3/4” to 3” Height-of-Cut Range ‘When the mower height-of-cut is set to the 3/4" to 3" range the Gage wheels contact the ground. There is a second side-to-side adjustment for this height range. 1.
installation Front-to-Rear Blade Slope Check the front-to-rear blade slope any time you install the mower. Before checking the slope, set air pressure in the front and rear tires to 12 psi (.85 kappa. If the front blade tip is not mm)} lower than the rear blade tip, adjust the blade slope using the following instructions: Park the machine on a level surface, disengage the power take off (PTO), set the parking brake, and tum the ignition key to “OFF” (o stop the engine. Remove the key.
Removing the Mower 1. Pack the machine on a level surface, disengage the power take off (PTO), set the parking brake, and turn the ignition key to “OFF” to stop the engine. Remove the key. 2. Raise attachment lift, earn Dial-a-Height knob counterclockwise, all the way, and lower the attachment lift Ever to the mounting position: refer to tractor Operator’s Manual. 3. Pull on idler pulley to relax belt tension and remove mower drive belt from engine drive pulley. 4.
Operation Side Discharge or Mulching Grass DANGER POTENTIAL HAZARD * Without the grass deflector, discharge cover, or complete grass catcher assembly mounted in place, you and others race exposed to blade contact and thrown debris, WHAT CAN HAPPEN * Contact with rotating mower blade(s) and thrown debris will cause injury or death. HOW TO AVOID THE HAZARD » NEVER remove the grass deflector from the mower because the grass deflector routes material down toward the turf.
Attachment Lift Lever The attachment Lift lever (Fig. 18} is used to raise and lower various attachments. Raising Attachments 1 Depress the clutch and/or brake pedal(s) to stop the machine. Pull attachment sift lever rearward until Natch Socks. In this position the lift will hold the attachment in the up, or raised position. Lowering Attachments 1.
_Operation Adjusting Anti-Scalp Rollers The anti-scalp rollers guide the mower over uneven turf without scalping the lawn. For most cutting conditions they should be located in the lower hole. When cutting in height-of-cut, or lower, move the anti-scalp rollers to the upper hole position. 1. Raise the attachment lift lever: Refer to Raising Attachments. 2. Remove cotter pin, bolt and shaft to change hole Location (Fig. 19). 3. Select the hole position for the height-of-cut to be used and insert rod (Fig.
Tips for Mowing Grass Fast Throttle Setting For best mowing and maximum air circulation, operate the engine at “FAST.” Air is required to thoroughly cut grass clippings, so do not sef the height-of-cut so low, as to totally surround the mower by uncut grass. Always try to have one side of the mower free from uncut grass, which allows air to be drawn into the mower.
Maintenance Service Interval Chart Each 5 25 |Storage | Spring Service Operation Use | Hours | Hours | Service | Service Notes Cutter Blade—check X X X Grease-Mower deck X X Belts—check for wear/cracks X Mower Housing—clean X X X Chipped Surfaces—paint X Tires——check pressure X X X POTENTIAL HAZARD & caution # If you leave the key in the ignition switch, someone could start the engine. WHAT CAN HAPPEN « Accidental starting of the engine could seriously injure you or other bystanders.
Maintenance Cutting Blade To assure a superior quality of cut, keep the blade(s) sharp. For convenient sharpening and replacement, you may want to have an extra blade(s). Qe POTENTIAL HAZARD * A blade that is worn or damaged could break apart and pieces could be thrown at 151 bystanders or at you as you use the mower. Figure 20 WHAT CAN HAPPEN 1. Cutting edge 3. Wear/slot forming * Pieces of blade that may be threw could 2.
Maintenance Sharpening the Blade(s) 1. Use agile to sharpen the cutting edge at both ends of the blade (Fig. 22). Maintain the original angle. The blade retains its balance if the same amount of material is removed from both cutting edges. /1 Figure 22 1. Sharpshooting angle Installing the Blade(s) 1. Install the blade, blade retainer, washer, and the haled bolt (Fig. 24). IMPORTANT: The curved part of the blade must be pointing toward the inside of the mower to assure proper cutting. 2.
Greasing and Lubrication Service Interval/Specification Grease the machine after every 25 operating hours or once a year, whichever occurs first. Grease more frequently when operating conditions are extremely dusty or sandy. Grease Type: General-purpose grease. How to Grease 1. Disengage the power take off (PTO), set the parking brake, and turn the ignition key to “OFF” to stop the engine. Remove the key 2. Clean the grease fittings with a rag. Make sure to scrape any paint off the front of the fitting(s).
Maintenance Storage Clean dirt and chaff from the outside of the engine’s cylinder head fins and blower housing. Also remove grass clippings, dirt, and grime from the external parts of the entire machine, especially the engine, shrouding, and the top of the mower. IMPORTANT: You can wash the machine with mild detergent and water. Do not pressure wash the machine. Avoid excessive use of water, especially near the control panel, lights, engine, and the battery.
Troubleshooting PROBLEM POSSIBLE CAUSES CORRECTIVE ACTION Abnormal vibration. Cutting blade(s) is bent or unbalanced. Blade mounting bolt is noose. Engine mounting bolts are loose. Loose engine pulley, tidier pulley, or blade pulley. Engine pulley is damaged. Blade drive belt off pulley. Install new cutting blade(s). Tighten blade mounting bolt. Tighten engine mounting bots. Tighten the appropriate pulley. Contact Authorized Service Dealer.
