YARDMACHINES OPERATOR'S MANUAL FRONT TINE TILLERS Models 340 Thru 390 Model IMPORTANT: Warnlng: covered, applicable In the State similar service This unit brush-covered local or state of California 340 Shown READ SAFETY =s equipped with an internal or grass-covered laws (if any). the above land If a spark is required PRINTED IN U.S.A. combustion unless arrester the engine engine's is used, by law (Section laws. Federal laws apply on federal lands.
SECTION 1: FINDING YOUR MODEL NUMBER This Operator's Manual is an important part of your new tiller. It will help you assemble, prepare and maintain your tiller. Please read and understand what it says. Before you start to prepare your tiller for its first use, please locate the model plate and copy the information from it in this Operator's Manual. The information on the model plate is very important if you need help from your dealer or the MTD customer support department. See Figure 1.
SECTION & 3: IMPORTANT WARNING: THIS SYMBOL SAFE OPERATION POINTS OUT PRACTICES 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 YOUR TILLER. FAILURE TO COMPLY WITH THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY. WHEN YOU SEE THIS SYMBOL-HEED ITS WARNING.
• • Only use accessories approved for this machine the manufacturer. Read, understand, and follow instructions provided If situations occur with the approved which are manual, use care and good dealer for assistance. 2. not by all accessory. covered judgment. • Extinguish all cigarettes, sources of ignition. • Never refuel unit indoors because vapors will accumulate in the area.
SECTION 4: UNPACKING INSTRUCTIONS 1. Remove staples, break glue on top flaps, or cut tape at carton end and peel along top flap to open carton. 6. 2. Remove all loose parts included with unit. 3. Cut along dotted lines and lay carton down flat. All hardware required for assembly in position on the tiller. 4. Remove packing material. 5. Roll or slide unit out of carton. thoroughly for loose parts. SECTION 5: ASSEMBLY right is determined from operator's position, standing behind the tiller.
Hex Lock Nut Handle Brace _/ "Z" End Hooked In Bracket Spark Plug Threaded Rod Hex Nut Cable Models 340 thru 345 Models Spark 340, 342, & 390 _ Figure 6 REVERSE "_ CABLE (Model 390 Only) The reverse clutch cable is the cable which is attached closer to the front of the tiller. Attach the end of the reverse cable to the reverse tine drive clutch lever, above the handle assembly, in the Handle Brace f same manner as you (See Figure 7.) Threaded Rod Hex Lock Nut attached the forward cable.
. Reverse Tine ._Engagement Engagement Handle Handle Models 340 thru 345 With tine engagement handle in neutral (released) as shown in Figure 8, pull the starter rope several times. The tines should not turn. If they turn forward, loosen the hex nut on the forward cable (underneath the handle assembly). See . If they turn toward the rear (model 390 only), loosen the hex nut on the reverse cable (above the handle assembly). Unthread the rod from the cable 2 or 3 turns.
Models 1. 2. Attach spark plug wire to spark plug. Make certain the metal loop on the end of the spark plug wire (inside the boot) is fastened securely over the metal tip on the spark plug. Make certain position 3. Place Move all (released). the throttle (See Figure 4. 7. 340, 342, & 390 are (See Figure control lever in the described in "Checking the Clutch section of the Assembly Instructions. neutral position. requires to CHOKE position. (A warm 6.
CONTROLLING DEPTH SPEED AND TILLING Transport Position Wheel Yoke Adjustment: Place wheel yoke so that the wheels are forward (nearest point between wheels and tines) for shallow tilling, cultivating and transport. The forward speed will increase. Turn yoke around (farthest point between wheels and tines) for deep tilling. Forward speed will decrease. (See Figure 11 .) 1. \ Stake v Shallow"-.
. Throttle Control: The throttle control lever adjusts the engine speed and stops the engine. With the throttle control lever pushed completely forward, the carburetor is in START position. Pulling the throttle control back slightly adjusts the engine speed to FAST. Pulling the throttle back further reduces the engine speed to SLOW. Pull the throttle completely back to stop the engine. Use maximum engine speed for deep Move the throttle control to SLOW transporting tilling. when the tiller.
NOTE: A dirty air cleaner will cause engine to run rough. Be certain air cleaner is clean and attached to the carburetor before adjusting carburetor. Do not make unnecessary adjustments. Factory settings are satisfactory for most applications SECTION and conditions 9: LUBRICATION Figure 15 _lb disconnect spark plug wire before WARNING: Always stop engine and cleaning, lubricating or doing any kind of work on tiller.
CLEANING THE TINE AREA Clean the underside of the tine shield after each use. The dirt washes off the tines easier if washed off immediately instead of after it dries. BELT REMOVAL Transmission Pulley _ . !_... -_ =J Reverse Idler Pulley AND REPLACEMENT Your tiller has been engineered with belts made of special material (Kevlar Tensile). They should not be replaced with an off-the-shelf belt.
SECTION 11" OFF-SEASON STORAGE If the tiller is to be inoperative for a period longer than 30 days, the following precautions are recommended. 3. Protect the inside of the engine for storage as instructed in the separate engine manual packed with your tiller. 1. 4. Clean the engine and the entire tiller thoroughly. 5. Wipe tines with oiled rag to prevent rust. Working outdoors, drain all fuel from the fuel tank. Run the engine until it stops from lack of fuel.
Model 340 thru 345 29 35 38 2 47 8 55 2 It 52 t9 9 _8 14
Model 340 thru 345 REF. NO. 2 3 4 5 7 8 9 10 11 13 14 15 16 18 19 22 23 24 25 26 27 28 PART NO. 712-3004A 786-0004 786-0003 710-0805 750-0890 786-0005 711-0415 714-0149B 750-0470 710-0176 786-0138 786-0139 686-0081A 738-0929 734-1781 731-1599 711-1036 786-0129 736-0119 736-3020 712-0442 712-0287 REF. NO. DESCRIPTION PART NO.
Model 340 thru 345 \ 2O 16
Model 340 thru 345 RE_ NO. 1 2 3 4 5 6 7 8 10 11 PART NO. 786-0056 736-3020 710-0599 712-0392 712-3004A 786-0035A 710-0118 711-0919 736-0171 710-0502A 14 16 711-0415 17 714-0149B 18 642-0005 642-0004 19 20 21 22 24 642-0003 642-0002 686-0091 736-0119 710-0107 710-0191 REF. PART NO. 26 NO. '756-0972 27 756-0971 28 30 756-0585 754-0428 31 748-0350 32 736-0112 33 712-3029 34 738-0930 35 786-0039 Hex Wash. Hd. TT-Tap Scr. 3/8-16 x 1.25" Lg. Engine Clevis Pin .375" Dia. x 1.62" Lg.
Model 390 ? 29 38 47 8 1! 9 18 19
Model 390 RER NO. DESCRIPTION PART NO. 2 '712-3004A 3 786-0004 Tail Piece Brkt. (R.H.) 4 786-0003 Tail Brkt. (L.H.) 5 710-0805 Hex Bolt 5/16-18 7 750-0890 Spacer 8 786-0005 Depth 9 711-0415 10 714-0149B Clevis Pin .375" I.D. x 1.62': Internal Cotter Pin 11 750-0470 Spacer 13 14 710-0176 786-0138 Hex Bolt 5/16-18 Frame-RH 15 786-0139 Frame-L.H 16 686-0081A 18 738-0929 Wheel Hanger Brkt. Ass'y. Shld.
Model 390 3 2 /j7 9 28 32 36 20 20 33 34
Model 390 REK NO. PART NO. 1 2 3 4 5 6 7 8 10 11 14 16 17 18 786-0057 736-3020 710-0599 712-0392 712-3004A 786-0035A 710-0118 711-0920 736-0171 710-0502A 19 20 642-0003 642-0002 686-0091 21 22 23 24 25 26 736-0119 710-0107 732-0697 710-0191 736-0452 756-0600 711-0415 714-0149B 642-0005 642-0004 REF. NO. DESCRIPTION ' Belt Cover Fl-Wash. 266" I.D. x .625" O.D. Hex Washer TT-Tap Scr.1/4-20 x .5" Hex L-Stop Nut 1/4-28 Thd. Hex Flange Top L-Nut 5/16-18 (Gr.5) Tine Shield Hex Bolt 5/16-18 x .
NOTES 22
MANUFACTURER'S LIMITED WARRANTY FOR: YARDMACHINES For TWO YEARS from the date of retail purchase within the United States of America, its possessions and territories, MTD PRODUCTS INC will, at its option, repair or replace, for the original purchaser, free of charge, any part or parts found to be defective in material or workmanship.
