Instruction/ maintenance manual of the product 390 Yard Machines
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IMPOR T ANT : Read saf ety rules and instructions ca refull y befo re operati ng equipment. MTD PR ODUCTS INC . P . O . BO X 36 8022 CLEVELAN D , OHIO 4413 6-9722 Fr ont Tine Tillers Models 340 Thru 39 0 PRINTED IN U .
2 TABLE OF CONTENTS Cont ent Page Important Safe O peratio n Prac tices ................. ............. ............. ............. ........... 3, 4 Assemb ling Yo ur Tiller ........... ............. ............. ............. ............. .........
3 SECTION 1: IMPORTANT SAFE OPERATION PRACTICES This Symbol Points Out Impo rtant Safet y Instruc tions Which , If Not Followe d, Could Enda nger The Personal Safety And/ or Proper ty Of Yours elf And Oth ers. Read An d Follow A ll Instru ctions In Th is Manua l Before At temptin g To Oper ate Your Til ler.
4 CHILD REN • Tragic accidents can occu r if the ope rator is not alert to the pr esence of smal l chil dren. Chil dren are often attrac ted to the till ing activ ity.
5 SECTION 2: ASSEMBLING YOUR TILLER NOTE: This operator’ s guide cove rs three different model til lers. Mo dels 340 th ru 345 h ave forward tine drive only. Mo del 3 90 has b oth for ward an d reve rse t ine drive. Fol low only the instru ction s which per tain to yo ur model till er.
6 Figure 3 Attaching Clu tch Control Cable(s) Forward Cable Attach the en d of the forw ard cable to the brack et undernea th the han dle asse mbly as follows. ( On model 390, the forwa rd clu tch ca ble is the ca ble whic h is attached c loser to the rear of the til ler).
7 Final Clutch Adjustment To chec k the clu tch cable adju stmen t, proceed as follows. • Discon nect the spa rk plug wire an d move i t away from the spa rk plug to preven t acciden tal starti ng. • Engage an d relea se the tine eng agemen t handle , then t he reve rse ti ne engage ment l ever ( model 3 90 only).
8 Choke Lever (Model 340/390) The choke le ver i s located ab ove the th rottle con trol. It is used to en rich the fue l mixtur e when starti ng a cold engine . Se e Figu re 8. Primer Button (Mo del 345) The prime r but ton is lo cated behind the ai r clea ner.
9 • Pull rope wi th a rapid, co ntinuo us, full ar m stroke . Keep a firm grip on starte r handle. Let rope rewin d slowly. Do n ot le t start er h andle snap b ack aga inst start er. • Repeat pre ceding in structi ons 5 and 6 until engine starts.
10 Controlling Speed And Tilling Dep th • Wheel Yoke Ad justment: Plac e wheel yok e so that the whe els are forwar d (near est poin t between whee ls and t ines) for shal low tilling, cultivati ng and transpo rt. The forw ard sp eed w ill inc rease.
11 Throttle Control: The throttle contr ol lever adj usts the engine s peed and stop s the engi ne. Wit h the throttle cont rol leve r push ed comp letely for ward , the car buretor is in START pos ition. Pull ing the throttle contr ol back sligh tly adjus ts the engi ne spee d to FAST.
12 SECTION 5: MAKING ADJUSTMENTS WARNING: Disconn ect the spark plug wire and ground ag ainst the engine be fore performing a ny adjust ments, rep airs, or maintenance. Tine W idth Adjustme nt The tilling width of the un it is 22 i nches. See Figure 15.
13 SECTION 6: MAINTAINING YOUR TILLER Lubrication WARNING: Always stop engine and disconnect spark plug wire before cleaning, lubricating or doing any k ind of work on tiller. Pivo t Po ints - R emove th e belt cov er and lub ricate al l moving pa rts and piv ot points at le ast once a se ason using SA E 30 engi ne oil.
14 Fig ure 18 • Reasse mble the new belt, follow ing instr uctions in rever se orde r. Ma ke cer tain the rev erse d rive belt is assembl ed with the wide si de of th e belt a gainst the t r a n s m i s s i o n a n d e n g i n e p u l l e y s .
15 SECTION 8: TROUBLE SHOOTING GUIDE T rouble P ossible Caus e(s) Correctiv e Action Engine f ails to start Fuel tank empty , or stal e fuel. Throttle co ntrol le ver n ot in correct starting position (i f so equipped). Block ed fuel lin e. Dir ty aircl eaner .
16 Model 340 Thru 345 1 2 3 4 2 5 6 8 9 10 7 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 25 32 25 38 39 40 41 42 43 44 48 47 45 50 49 46 Stand ard Briggs & Str.
17 Model 340 Thru 345 Ref. No. P art N o. P art Descript ion 1. 712-0442 Acorn Loc k Nut 1 /4-20 2. 736-3020 Flat W asher .271 ” I .D . x .630 ” O. D. 3. 731-15 99 Handle Cove r 4. 712-0287 He x Nut 1/4-20 G r .2 5. 720-0274 Grip-Han dle 6. 686-0083 Clutc h Handl e Assembl y 7.
18 Model 340 Thru 345 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 18 19 19 20 21 22 23 24 25 27 26 28 29 30 31 32 33 34 35 37 36 38 39 40 42 41.
19 Model 340 Thru 345 Ref. No. P art No. P art Descr iption 1. 712-0392 He x L-Stop nu t 1/4-28 2. 736-3020 Flat W ash. .266 ” I. D . x .625 ” O. D. 3. 710-0599 He x W asher Screw 1/4-2 0 x .5 ” 4. 711-0920 Belt Cov er Bolt 5. 712-3004 A He x Flange T op L-Nut 5 /16-18 6.
20 Model 390 1 2 3 4 5 6 2 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 30 37 30 43 44 45 46 47 48 49 50 51 52 53 54 55 Standard Bri ggs &am.
21 Model 390 REF . NO . PA R T N O . D E S C R I P T I O N 1 712-0 442 Acorn Loc k Nut 1/4-20 2 736-3 020 Flat W asher .271 ” I.D . x .630 ” O.D. 3 720-0 270A Re verse Hand le Grip 4 731-1600 Handle Cov er w/o throttle 5 710-0 779A T russ Ma ch. Scr .
22 Model 390 3 17 18 21 19 16 43 44 46 47 4 5 7 11 2 1 6 8 9 10 15 14 45 38 41 22 40 42 36 39 33 12 13 30 29 32 31 34 35 28 27 49 48 25 26 24 24 23 20 50 51.
23 Model 390 REF . NO . PA R T N O . D E S C R I P T I O N 1 712-0 392 He x L-Stop nut 1/4-28 2 736-3 020 Flat W ash. .266 ” I.D . x .625 ” O. D. 3 710-0 599 He x W asher TT - T ap Scr . 1/4-20 x .5 ” 4 711-0 920 Belt Cov er Bolt 5 712-3 004A He x Flange T op L-Nu t 5/16-18 (Gr .
MANUF A CTUR ER ’ S LIMITED W ARRANTY FOR: The l imit ed wa rrant y set fort h be low is gi ven by MTD PRODUCTS INC ( “ MTD ” ) with respec t to new me rchan- dise purc hased and used in the Unite d States , its posses- sions an d territories.
An important point after buying a device Yard Machines 390 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Yard Machines 390 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Yard Machines 390 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Yard Machines 390 you will learn all the available features of the product, as well as information on its operation. The information that you get Yard Machines 390 will certainly help you make a decision on the purchase.
If you already are a holder of Yard Machines 390, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Yard Machines 390.
However, one of the most important roles played by the user manual is to help in solving problems with Yard Machines 390. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Yard Machines 390 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
