FORM NO. 3320-574 OPERATOR’S MANUAL Nootka NO. 16403 + & UP MODEL NO. 16404 & UP 21" (0.53 SIDE DISCHARGE J FINGERTIP START A\ SAFETY INSTRUCTIONS BEFORE OPERATING 1. Read this manual carefully before operating the mower. Become familiar with the controls and proper use of the mower. Never allow children to operate the mower or adults 10 operate it without proper instructions. 2.
A\ SAFETY INSTRUCTIONS MAINTENANCE 20, Perform only those maintenance instructions described in this manual. ¥ major repairs are ever needed or if assistance is desired, contact your local Authorized TOR Service Dealer, 21. Before mower is cleaned, inspected, serviced, or adjusted, stop engine and disconnect wire from spark plug. Keep wire away from plug to prevent accidental starting.
TABLE OF CONTENTS Set-Up Instructions . . Before Operating 4 Operating Instructions . . 5 Maintenance . civvies 7 Servicing Air Cleaner . 7 Changing Crankcase Ofl 8 Replacing Spark Plug 8 Cleaning Mower Housing .. 9 Draining Ga soling 8 inspecting/Removing/ Sharpening Blade 8 Page Lubrication 10 {heckling Transmission Oif Level 11 Adjusting Wheal! Drive Control . 11 Adjusting Blade Brake 12 Preparing Mower For Storage .. 12 Optional Equipment 13 Product Identification 13 Toto Service Support ..
SET-UP INSTRUCTIONS Figure 3 BEFORE OPERATING FILL CRANKCASE WITH OIL Initially, crankcase must be filled with 20 ounces L} of SAE 30 or 10W30 oil. Use any high quality detergent oil having the American Petroleum Institute (AP} “service classical Before each use, ensure ol level is between FULL and ADD marks on dipstick (Fig. 4). Add oil if level is at or below ADD mark. 1. Position mower on level surface and clean around oil dipstick. 2. Remove dipstick by rotating cap counterclockwise. 3.
BEFORE OPERATING Wipe up any spilled gas. sons. Do not smoke when handling fuel and keep dual far away from open flames snd sparks. Never buy more than a 30 day supply of gasoline. Store it in an approved container. Keep gasoline out of reach of children. Refuel outdoors and only when engine is cold. Do not file tank full, Foil tank to within 1/4” to 1/2” from top of tank, not into fibular neck. This space is for expansion of fuel. Use funnel or spout te prevent spieling.
OPERATING INSTRUCTIONS 3. CUTTING AND BAGGING~To improve quality of cut, discharge clippings toward previously cut rage. Best results arg achieved when engine is running at maximum speed and only about 1/3 of the grass blade is cut. If long grass must be cut, use highest setting for first mowing. Then recur the grass at 8 more normal setting. i too long of grass is cut, mower may plug and cause engine to stall. 4. SHARPEN BLADE-Begin sate cutting season with & sharp bide. Periodically file down nicks.
OPERATING INSTRUCTIONS ADJUSTING HEIGHT-OF-CUT Five notches cast into the housing represent each graduated height-of-cut setting (Fig. 7). Tyt 2T 2z, Figure 7 1. Stop the engine and pull the wire off the spark plug (Fig. 12). 2. For easier adjustment, sift housing Squeeze adjusting lever toward whee! {Fig. 8} and move it to the desired setting, Ensure pin on adjusting lever engages notch in housing. Adjust ail wheals t0 the same height. up s wheel is off ground.
MAINTENANCE 3. Remove paper air cleaner filter {Fig. 10} and discard. 4, Insert new paper air cleaner filter cartridge so fip touches back plate as shown in Figure 10, 5. Close sir cleaner cover and secure with screw. IMPORTANT: Do not operate engine without air cleaner element because extreme engine wear and damage will finely result. Figure 10 CHANGING CRANKCASE OIL. Change crankcase oil after the first 2 operating hours and after every 28 hours thereafter.
MAINTENANCE 3. Set air gap at 0.030” (0.76 mm) {Fig. 11}, install correctly gaped spark plug and Casket seal. Tighten plug firmly to 15 ft-lb (20 Nome. Figure 13 CLEANING MOWER HOUSING To ensure best performance, keep underside of mower housing and grass defector clean. 1. Stop engine and pull wire off spark plug (Fig. 12). 2. Drain gasoline from fuel tank: refer to Draining Gasoline, page 9. 3. Tip mower on its left side (Fig. 14). Avoid rotating blade because starting problems may resit.
MAINTENANCE FLAT PART OF BLADE ALL. al® @J/ B WEAR LOT SALT. FORMED Figure 16 Note: For best performance, install new blade before cutting season begins. During the year, file down small nicks to maintain the cutting edge. if blade is allowed to wear, a slot may form near the sail. Eventually a piece of bide may break off resulting in serious injury to yourself or a bystander. 5. REMOVING BLADE~Grasp end of blade using a rag or thickly padded glove. Remove blade bolt, dishwasher, and blade (Fig. 15). 6.
MAINTENANCE CHECKING TRANSMISSION OIL LEVEL The transmission is filled with E.P. 80 gear oif that has a GLIB or GLIB rating. Level of gear oil must be checked 8t least every 25 operating hours, before storage and before the awing season begins. 1. Stop engine and pule wire off spark plug (Fig. 12). 2. Remove two screws and lift off transmission cover (Fig. 19). Figure 19 3. CHECKING GEAR Ol LEVEL {Fig. mower on love surface and clean around plastic plug.
MAINTENANCE ADJUSTING BLADE BRAKE Whenever a new bide brake cable assembly is installed, an adjustment is required, 1. Stop engine and pull wire off spark plug (Fig. 12}. 2. CHECK ADJUSTMENT {Fig. control bar toward handle unfit slack in wire is removed. Gap between brakes lever and handle must be See step 3 for adjustment. 1/8” 3716" {4.78 mm €.35 mm} Figure 22 3. ADJUST CABLE CONDUIT—Loosen lockout on cable support (Fig. 23}, Insert object between brake lever and handle.
MAINTENANCE 9. Lubricate the wheels: refer to Lubricity cation, page 10. 10. Check transmission ot level: refer to Checking Transmission Oif Level, page 11. 11, Touch up all rusted or chipped paint surfaces. Toto Re-Koch paint is available from an Authorized TOR Service Dealer. 12, Filo crankcase with oif; refer to Fill Crankcase With Oif, page 4. 13. Tors mower in a clean, dry place, out of the reach of children. Cover mower 10 cheap it clean and protected.