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OPERATOR’S MANUAL
Front Tine Tiller
Model 393
IMPORTANT: READ SAFETY RULES AND INSTRUCTIONS CAREFULLY
Warning: This unit is equipped with an internal combustion engine and should not be used on or near any unimproved forest-
covered, brush-covered or grass-covered land unless the engine’s exhaust system is equipped with a spark arrester meeting
applicable local or state laws (if any). If a spark arrester is used, it should be maintained in effective working order by the operator.
In
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TABLE OF CONTENTS Content Page Important Safe Operation Practices................................................................... 3 Assembling Your Tiller.......................................................................................5 Know Your Tiller................................................................................................. 7 Operating Your Tiller.......................................................................................... 8 Making Adjustments .....
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SECTION 1: IMPORTANT SAFE OPERATION PRACTICES WARNING: This symbol points out important safety instructions which, if not followed, could endanger the personal safety and/or property of yourself and others. Read and follow all instructions in this manual before attempting to operate this machine. Failure to comply with these instructions may result in personal injury. When you see this symbol— heed its warning. WARNING: Engine exhaust, some of its constituents, and certain vehicle components c
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9. Look down and behind and use care when in 4. Do not change the engine governor settings or reverse or pulling machine towards you. over-speed the engine. The governor controls the 10. Start the engine according to the instructions found maximum safe operating speed of the engine. in this manual and keep feet well away from the 5. Maintain or replace safety and instruction labels, as tines at all times. necessary. 11. After striking a foreign object, stop the engine, 6. Follow this manual f
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SECTION 2: ASSEMBLING YOUR TILLER NOTE: References to right or left side of the tiller are determined from behind the unit in the operating Handle Spark Hex Lock Nut Brace position. Hand Knob Plug Removing Unit From Carton Remove staples, break glue on top flaps, or cut tape at carton end and peel along top flap to open Handle carton. Hex Bolt & Remove all loose parts included with unit (i.e., Cupped Washer operator’s manual, etc.) Cut corners and lay carton down flat. Frame Half Shou
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too loose. Adjust either the forward or reverse Attaching Clutch Control Cable(s) clutch cable by loosening the hex nut, threading the Forward Cable rod into the cable one or two turns, then Attach the end of the forward cable to the bracket retightening the nut. underneath the handle assembly as follows. The With tine engagement handle in neutral (released) forward clutch cable is the cable which is attached as shown in Figure 5, pull the starter rope several closer to the rear of the ti
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SECTION 3: KNOW YOUR TILLER WARNING: Read, understand, and follow Reverse Tine Drive Clutch Lever all instructions and warnings on the The reverse tine drive clutch lever is located on top of machine and in this manual before the handle panel. Pull the lever to the rear to move the operating. tines in reverse. Release the lever to stop the reverse tine drive. See Figure 6 Throttle Control The throttle control lever is located on the engine. It NOTE: Never engage both the forward and reverse
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SECTION 4: OPERATING YOUR TILLER Disconnect spark plug wire from spark plug and Gas and Oil Fill up ground against the engine to prevent accidental Service the engine with gasoline and oil as instructed in starting while equipment is unattended. the separate engine manual packed with your tiller. Read instructions carefully. Using Your Tiller Your tiller is a precision built machine designed for seed Starting Engine bed preparation, cultivating, furrowing and mulching. It is engineered
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Removing End Caps Transport The end cap, which are used to avoid tilled soil from Position overflowing onto unwanted areas, are removable from Depth Stake the outer axle. Remove the hairpin clip and clevis pin that is securing each end cap and slide end cap off the axle. See Figure 8. Shallow Tilling Wheel Setting For Deep Tilling Deep Tilling End Cap Figure 10 By increasing the depth of the depth stake, the forward speed of the machine is reduced and the working depth is increased. When
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passes across its width. The addition of decayed Handle Pressure organic matter will substantially increase the fertility of Further control of tilling depth and travel speed can be your garden. For proper decaying action, fertilizer obtained by variation of pressure on the handles. should be applied and worked in with the mulch A downward pressure on the handles will reduce materials. Breaking up leaves and straw and mixing it the working depth and increase the forward speed. with se
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SECTION 5: MAKING ADJUSTMENTS WARNING: Disconnect the spark plug wire and ground it against the engine before performing any adjustments. Engine Adjustment Refer to the separate engine manual for engine adjustment instructions. 22” Wheel Adjustments To adjust the wheel yoke and wheel position, refer to the Operating Section. Clutch Control Adjustments To adjust the clutch controls, refer to the Final Adjustment section of assembly instructions. 24” Depth Stake Adjustment To adjust the depth
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Remove the hex nut which secures the reverse Cleaning Tine Area idler pulley to the idler bracket. Slide idler pulley out Clean the underside of the tine shield after each use. and remove the belt. See Figure 15. The dirt washes off the tines easier if rinsed off Forward Reverse Idler immediately instead of after it dries. Always towel dry Belt Pulley the tiller afterwards and apply a light coat of oil or silicone to prevent rusting or water damage. IMPORTANT: Never use a "pressure wash
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Off-Season Storage Reverse Idler Transmission Pulley Pulley If the tiller will not be used for a period longer than 30 days, the following steps should be taken to prepare the tiller for storage. Clean the exterior of engine and the entire tiller thoroughly. Lubricate the tiller as described in the lubrication instructions. We do not recommend the use of pressure washers to clean your unit. They may cause damage to electric components, spindles, pulleys, bearings or the engine. The us
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Model 390 3 6 1 4 10 9 2 11 5 12 7 13 2 8 14 17 19 15 16 20 21 18 22 49 29 26 30 28 27 35 31 32 23 36 37 42 38 34 37 25 24 33 30 40 39 41 45 30 43 47 46 44 48 14
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Model 390 REF. REF. PART NO. DESCRIPTION PART NO. DESCRIPTION NO. NO. 26. 786-0004 Tail Piece Bracket (R.H.) 1. 712-0442 Acorn Lock Nut 1/4-20 27. 711-0415 Clevis Pin 2. 736-3020 Flat Washer .271” I.D. x .630” O.D. 28. 710-0805 Hex Bolt 5/16-18 x 1.5” Lg. 3. 720-0270A Reverse Handle Grip 29. 710-0189 Hex Bolt 5/16-18 x 3” Lg. 4. 731-1600 Handle Cover w/o throttle 30. 736-0242 Wash. Bell. .340” I.D. x .872” O.D. 5. 710-0779A Truss Mach. Scr. #10 x 1/2” Lg. 31. 711-1036 Spec. Hex Nut 6. 720-0274
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Model 390 26 25 24 24 23 48 13 30 12 29 31 49 27 32 28 34 35 36 42 33 40 39 45 50 22 38 14 41 15 9 51 10 8 44 6 43 7 11 4 47 5 46 1 16 2 19 20 3 21 17 18 16
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Model 390 REF. REF. PART NO. DESCRIPTION PART NO. DESCRIPTION NO. NO. 25. 750-0892 Spacer .64” Dia. x 2.4” Lg. 1. 712-0392 Hex L-Stop nut 1/4-28 2. 736-3020 Flat Wash. .266” I.D. x .625” O.D. 26. 748-0350 Pulley Mounting Adapter 27. 736-0112 Bell-Wash. .525” I.D. x 1.5” O.D. 3. 710-0599 Hex Washer TT-Tap Scr. 1/4-20 x .5” 28. 712-3029 Hex Jam Nut 1/2-20 Thd. (Gr. 5) 4. 711-0920 Belt Cover Bolt 29. 732-0697 Return Spring 5. 712-3004A Hex Flange Top L-Nut 5/16-18 (Gr.5) 30. 786-0040B Reverse Br
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Notes: 18
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Notes: 19
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MANUFACTURER’S LIMITED WARRANTY FOR: The limited warranty set forth below is given by MTD LLC with e. MTD does not extend any warranty for products sold or respect to new merchandise purchased and used in the exported outside of the United States, its possessions United States, its possessions and territories. and territories, except those sold through MTD’s authorized channels of export distribution. “MTD” warrants this product against defects in material and f. Replacement parts that are n
