[4 76 FORM NO. 3310-740 Rev. A MODEL NO. & UP OWNER'S MODEL NO. & UP MODEL NO. & UP MANUAL 21" GRASS MASTER J Congratulations on your recent purchase of a GRASS MASTER mower by TOR. It’s the finest rear bagging rotary mower available today, designed and butt for high quality grass cutting performance.
Page Safety Instructions .. 3 Adjusting Height-O-Cut . .. . Safety Decals . .4 Increasing Traction . . Specifications .. .. 5 Mulching Loose Parts. Using Rear Bagging Feature Setting Up Instructions .67 Bagging Tips . install Lower and Upper Handles . .. 6 Maintenance Install Control Panel Lubricating Whee! Bearings Assemble and Install Bag . . 7 Servicing Air Cleaner install Battery and Connect Wires 7 Changing Crankcase Qi Preparation Before Starting . .. 8 Draining Gasoline . .. ..
SAFETY INSTRUCTIONS This safety symbol means CAUTION —PERSONAL SAFETY INSTRUCTION Read the instruction because it has to do with safety. Failure to comply with the instruction may result in personal injury. The following instructions are comparable to the “Instructions for Safe Mowing” adopted by ANSI — American National Standards institute. The GRASS MASTER is designed and tested to offer reasonably safe service, provided it is operated in strict accordance with the following Safety Instructions.
SAFETY INSTRUCTIONS 20. Do not touch any part of the engine when it is running or shortly after it has stopped because engine is hot enough to cause a burn. Maintaining Mower 21. Before performing any maintenance or ser vicing mower, disconnect high tension wire from spark plug. Make sure high tension wire stays away from the plug to prevent possibility of accidental starting. If mower has key-start, remove key from switch, 22.
SPECIFICATIONS 10 Cubic Inch Tecumseh Engine: Model TNT 100, type 10045 and 100486, four cycle, air cooled engine with output of 4.5 ft-In of torque @ 2650 rpm. Fuel tank capacity is 1.3 quarts and crankcase capacity is 21 oz. Air cleaner is removable, serviceable polyurethane type.
SETTING UP INSTRUCTIONS Install Lower and Upper Handles Tools Required: None 1. By pushing ends of dower handle together, install handle on pivot studs (Fig. 1A). Retain handle on pivot studs with two large hair pin cotters (Fig. 1A}, 2. Move handle latch backward until handle studs snap into hole at end of latches {Fig. TA). NOTE: If handle latch does not stay engaged with handle stud, bend latch outward; then install latch on stud, 3.
SETTING UP INSTRUCTIONS Assemble and Install Bag Tools Required: Screwdriver and Wrench 1. Install bag latch on top of bag frame with two low-profit screws and lock nuts (Fig. 2A}. Nuts must be installed on top of latch. Tighten both lock nuts securely. 2. Close the grass bag door (Figs. 2A and 24}. Top and side lips of door must fit outside the bag frame, not inside the frame. 3. Move rear door handle fully forward (Fight. Slide guide hole in bag frame onto locating stud {Fig.
PREPARATION BEFORE STARTING Fife Crankcase With Oil Tools Required: Funnel and Clean Rag 1. Move mower to level surface to assure accurate oil level reading. 2. Clean area around oil dipstick so foreign matter cannot enter filler hole when dipstick is removed, 3. Remove dipstick (Fig. 3) by puling it up. 4. Slowly, pour approximately 21 ounces of oil into filler hole (Fig. 3).
CONTROLS Throttle Control — The KEY-ELECTRIC model throttle control (Fig. 4) has two positions: SLOW and FAST. Move control between SLOW and FAST to operate engine at various speeds. Engine cannot be shut off by moving throttle control to SLOW: the ignition key must be turned OFF. By comparison, the recoil model throttle control (Fig. &) has three positions: OFF, SLOW, and FAST. Move control between SLOW and FAST to operate engine at various speeds.
STARTING AND STOPPING INSTRUCTIONS Starting Recoil Equipped Engine 1. Push high tension wire onto the spark plug (Fig. 10} 2. Move traction control (self-propelled model} to the DISENGAGE detente (Fig 8). Also move throttle control to FAST position (Fig. 8). TRACTION [ — e Figure 8 3. Put one foot on STEP at left side of mower housing and keep other foot from beneath the housing. Pull fingertip starter up until positive engagement results {Fig. 9); then pull vigorously to start the engine.
STARTING AND STOPPING INSTRUCTIONS Starting KEY-ELECTRIC Equipped Engine 1. Push high tension wire Frito spark plug {Fig. 10). 2. Move traction control {Fig. 11) to DISENGAGE detente. Also move throttle control to FAST position (Fig. 11). Insert key into ignition switch {Fig. 11) until it snaps in place; then rotate key 1o START position.
STARTING AND STOPPING INSTRUCTIONS A CAUTION Since blade rotates when starter rope is puled, keep hands and feet away from mower housing. Contact with a moving part will likely cause personal injury. IMPORTANT: The carburetor has a prime-well that supplies an extra-rich charge of gasoline for starting the engine. If engine does not start after 2 or 3 pulls with starter rope, wait about 10 seconds and allow prime-well to refill. Repeat this procedure until engine starts, 6.
OPERATING INSTRUCTIONS wash-OUT~Y = PN = Figure 15 NOTE: The action created by the rotating blade and water Lushes accumulations of grass clippings from underside of mower housing. Dry, bulky accumulations of grass clippings must be cleaned with a scraper; refer to cleaning Mower Housing, page 19. Opening Rear Door When Using Bag A A CAUTION 1f mower is used for mulching, the rear door must be closed.
OPERATING INSTRUCTIONS 3. Adjust wheels to same height-of-cut {Fig. 18). IMPORTANT: If rear wheels are moved backward to increase traction of self-propelled models, the fetters for height-of-cut settings do not correspond. To keep height-of-cut adjusted equally, use reverse letter settings (Fig. 21). 5/8” SETTING {FRONT WHEEL ONLY} A Figure 18 increasing Traction (Self-Propelled Moet) Tools Required: Open End Wrench and Open End Wrench.
OPERATING INSTRUCTIONS 3. Lift up on lock-out lever and move rear door handle fully forward until door closes. (Fig 22}. Figure 22 A CAUTION When mower is used for mooching, rear door must be closed, Never open rear door when engine is running because contact with blade or discharged material will likely cause personal injury. NOTE: If desired, bag may remain on mower when mulching. 4, Grasp bag at rear and at door; then remove bag by lifting straight up {Fig. 23). Mower is ready for mooching. Figure 23 5.
OPERATING INSTRUCTIONS A CAUTION Since blade rotates for a few seconds after engine is shut off, stay behind handle and do not get hands or feet close to mower housing. Contact with blade or another moving part will likely cause persona injury, ‘IMPORTANT: If rear door of mower cannot be closed because grass clippings are clogging the discharge area, move rear door gently back and forth (Fig. 26 Inset).
MAINTENANCE A CAUTION To prevent accidental starting of the engine while performing maintenance, shut engine off and pull high tension wire off spark plug {Fig. 28). Make sure wire does not touch plug accidentally. Figure 28 Lubricating Wheel Bearings Tools Required: Clean Rag and Grease Gun with No. 2 General Purpose Grease. On outside of each wheel hub there is a grease fitting (Fig. 29} for lubricating the wheel bearings. After fitting is wiped clean, lubricate wheel bearings with No.
MAINTENANCE B. DRY the element by wrapping it in a clean rag. Squeeze the rag and element until element is dry. C. SATURATE the element with 5 teaspoons of 10W-40 oil; then squeeze it to distribute oil thoroughly. Also, squeeze element to remove excess oil. A damp element is desirable, D. Place element into air cleaner body {Fig. 31). 3. Install cover on air cleaner body. Make sure cover snaps in place and is seated securely on air cleaner body.
MAINTENANCE 2. Compress clip holding fuel line on fuel tank fitting {Fig. 34}; then slide clip down fuel line. 3. Carefully pull fuel line off fitting to allow gasoline to flow into drain pan. 4. When gasoline is drained, install fuel line on fuel tank fitting. Reinstall fuel fine clip. Replacing Spark Plug Tools Required: Spark Plug Socket, Spark Plug Sapping Tool, and Clean Rag Recommended spark plug to use is a Champion CH-8 or equivalent, and correct air gap is 0.030 of an inch.
MAINTENANCE Servicing Cutter Blade Tools Required: Socket or Wrench and Clean Rag A CAUTION Check cutter blade before mower is used or stored and whenever mower is serviced. If bolt holding blade is loose, tighten it to 45-60 ft lb. Carefully examine cutting ends of blade, especially where the flat and sail parts of the blade meet. When mowing in dry or sandy areas, sand and abrasive material can wear away the metal that joins the sail and flat part of the blade {Fig. 38A).
MAINTENANCE 2. Move panel-mounted throttle control fully to the rear. 3, Loosen cable clamp screw until throttle cable is free 1o slide (Fig. 41}, Figure 41 4. Move carburetor control arm to the left until it contacts grounding bracket {Fig. 41). 5. Pull throttle cable slightly to remove any slack; then tighten cable clamp screw. 6. Install grass bag.
MAINTENANCE Adjusting Recoil Traction Lockout Tools Required: Medium Blade Screwdriver There is a recoil lockout arm at front of engine. In conjunction with traction control, it disengages the recoil starter so engine cannot be started when traction control is in the ENGAGE position. Unless the control cable and wire breaks and is replaced, an adjustment should not be required. 1. Shut engine off and pull high tension wire off spark plug. 2.
MAINTENANCE CHARGER Figure 46 4. When battery has charged for specified amount of time, pull charger out of power outlet; then separate charger connector from battery terminal. 5. Hold battery so terminal side is to the left; then slide battery between mounting slots on back of control panel. 6. Push wiring harness connector onto battery terminal. Preparing Mower For Storage 1. Drain gasoline from fuel tank and fuel line: refer to Draining Gasoline, page 18.
IDENTIFICATION AND ORDERING Model and Serial Numbers The GRASS MASTER has two identification numbers: a model number and a serial number, The two numbers are stamped on a decal {Fig. 47} that is located on left side of the mower housing, near the step. In any correspondence concerning the mower, supply model and serial numbers to assure that correct information and replacement parts are obtained. To order replacement parts from an Authorized TOR Service Dealer, supply the following information: 1.