Manuale d’uso / di manutenzione del prodotto EH7500S del fabbricante Makita
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PRODUCT P 1/ 25 EH7500S Petrol Hedge Trimmer Model EH7500S is a 22.2cm³ 2-stroke petrol hedge trimmer with single-sided blade in compliance with all known exhaust emission regulations, featuring extra light design with further improvements in noise, vibration and handling compared with our current models.
R epair Apply Makita Grease N. No.2 to Spiral spring for recoil starter (approx. 2g) and Gear room (approx. 40g). [1] NECESSARY REPAIRING TOOLS < Note in repair> * Repair the tool always with gloved hand * Blades must be covered by Blade cover * Cool down the engin first before repairing to avoid a skin burn.
R epair [3] DISASSEMBLY/ASSEMBLY [3] -1. Engine section Fig. 3 (1) Disconnect Bullet terminal from the Lead wire of Ignition coil. ( Fig. 1 ) (2) Remove Air cleaner cover and disconnect control cable from the swivel of carburetor. Remove Control cable from cable bracket.
P 4/ 25 R epair [3] DISASSEMBLY/ASSEMBLY [3] -2. Clutch Section Fig. 5 By using impact driver, Clutch can be loosened without holding Piston by utilizing air pressure in the cylinder. In order to utilize this air pressure resistant, do not remove Spark plug in this step.
P 5/ 25 R epair [3] DISASSEMBLY/ASSEMBLY [3] -3. Clutch Drum (1) Separate Gear case from Engine section. ( Figs. 1, 2 and 3 ) (2) Remove Gear case cover from Gear case.
P 6/ 25 R epair Fig. 8 Fig. 9 Remove Spur gear 9. ( Fig. 8 ) DISASSEMBLING ASSEMBLING Put Gear housing on the turn base of Arbor press horizontally. Insert Spur gear 9 into Ball bearing in Gear case and press it with Arbor press. ASSEMBLING 1R024 1. Apply 1R024 to Shaft of Spur gear 9 and press it with Arbor press.
P 7/ 25 R epair (1) Align the Shear blade (upper) with the lower one. ( Fig. 11 ) (2) Set 2 pcs. of Sleeve 5 under Plate of Shear blade assembly. ( Fig. 12 ) (3) Set the position of Spur gear 43 as drawn in Fig. 13 . DISASSEMBLING ASSEMBLING [3] DISASSEMBLY/ASSEMBLY [3] -5.
P 8/ 25 R epair (4) Mount Shear blade assembly in the Gear case while fitting Shear blade’ boss into the hole of Connecting rod. Fix the Shear blade assembly to Gear case by driving Hex socket head bolt through the Holder and each Sleeve 5. Note : • Do not forget to mount Seal.
P 9/ 25 R epair (1) Remove Plug cap from Spark plug and check the resistance between Plug cap spring and Ignition coil with circuit tester. ( Fig. 18 ) MAINTENANCE [3] DISASSEMBLY/ASSEMBLY [3] -6.
P 10/ 25 R epair (1) Remove Plug cap with Socket wrench 10-16. Clean the spark terminals of the removed Plug. ( Fig. 20 ) And adjust the gap of Spark terminals to 0.
P 11/ 25 R epair ASSEMBLING Ignition Coil (1) Set Spacer on Cylinder and assemble Ignition coil on Spacer while inserting 0.3 mm feeler gauge of 1R366 between Fly wheel’s magnetized portion and Ignition coil. ( Fig. 22 ) Keep the inserted feeler gauge in this step till the Ignition coil is fully tightened in order to fix the 0.
P 12/ 25 R epair DISASSEMBLING Fly Wheel Note : Plug cap has to be removed in order to avoid accidental start of engine. Do not remove Plug when the nut for tightening Fly wheel is loosened to utilize air resistant in Cylinder. (1) Attach 10 mm Hex socket bit to Impact driver.
P 13/ 25 R epair DISASSEMBLING ASSEMBLING Fly Wheel (1) Remove oil completely from Crankshaft. (2) Align Woodruff key on Crank shaft to the key groove of Fly wheel and mount Fly wheel to Crankshaft. (3) Turn M6 Hex nut to Crankshaft clockwise by hand and tighten it with Impact driver with 10 mm Socket bit clockwise for 2 second.
P 14/ 25 R epair Fig. 27 DISASSEMBLING [3] DISASSEMBLY/ASSEMBLY [3] -7. Recoil Starter (cont.) (2) Disassemble Recoil starter. ( Fig. 27 ) Reel Reel Notch Notch Rope 1. Pull out Rope by the length of one or two times turn of the Reel and hold the Reel.
ASSEMBLING Assemble the Recoil starter. ( Figs. 28 and 29 ) Fig. 28 1. Set the outer end of Spiral spring here firstly and wind it clockwise till it is completely installed in the Starter case. Note : Apply Makita grease N. No.2 a little on the Spiral spring (Red grease was applied to it at ex-factory condition).
P 16/ 25 R epair [3] DISASSEMBLY/ASSEMBLY [3] -8. Carburetor Fig. 30 Fig. 31 (1) Remove Air cleaner cover. ( Fig. 30 ) (2) Remove Elements, Sponge and Felt. ( Fig. 31) Air cleaner cover Hex socket head bolt Element (Felt made) Element (Sponge made) Fig.
P 17/ 25 R epair [3] DISASSEMBLY/ASSEMBLY [3] -8. Carburetor (cont.) (7) Check Inlet needle in the Pump body assembly if its tip is intact. Replace Controller set including Inlet needle to the new set if Inlet needle tip is damaged. It can be removed by unscrewing M3x4 Set screw.
P 18/ 25 R epair Assemble by reversing the disassembly, cleaning procedure. See Fig. 37 . (1) Connect two Tubes to Carburetor. ( Fig. 38 ) ASSEMBLING AIR-TIGHT TEST Fig. 37 Nipple for fuel intake 1R127 1. Connect 1R127 to Carburetor. 2. Push up the air pressure until the pressure gauge indicates 0.
R epair [3] DISASSEMBLY/ASSEMBLY [3] -8. Carburetor (cont.) (2) Fasten the following parts with two Hex socket head bolts. ( Fig. 39 ) * Plate * Air cleaner plate * Gasket * Cable bracket * Gasket * Carburetor assembly * Carburetor gasket Fig. 39 (3) Assemble Elements.
R epair [3] DISASSEMBLY/ASSEMBLY [3] -9. Stop Switch (1) Connect Circuit tester for checking Stop switch. ( Fig. 41 ) Fig. 41 MAINTENANCE Bullet terminal Connecting terminal Stop switch is in order if.
2. Connect the clear tube to the longer nipple of Primer pump. R epair [3] DISASSEMBLY/ASSEMBLY [3] -10. Fuel Tube TUBING Fig. 42 Fuel filter Fuel tank Connect Fuel tank, Primer pump, Carburetor with Tubes. ( Fig. 42 ) 1. Mount Tube complete (equipped with black Tube and clear Tube) to Fuel tank.
R epair [3] DISASSEMBLY/ASSEMBLY [3] -11. Spark Arrestor 2. Remove Inner muffler cover (metal) and Muffler gasket from Muffler. DISASSEMBLING, CLEANING Fig. 44 (1) Separate Engine from the product. ( Figs. 1, 2 and 3 ) (2) Disassemble Muffler section.
R epair [3] DISASSEMBLY/ASSEMBLY [3] -12. Engine Block DISASSEMBLING Fig. 46 (1) Disassemble the following parts from Engine. * Blower housing * Muffler cover (out side) * Muffler * Cylinder cover * P.
R epair [3] DISASSEMBLY/ASSEMBLY [3] -12. Engine Block (cont.) Fig. 49 (3) Assemble the new Piston clip with Awl. ( Fig. 47 ) (4) Assemble Piston rings ( Fig. 48 ). (5) Assemble Cylinder gasket to Cylinder. ( Fig. 49 ) ASSEMBLING Fig. 47 Top Side Skirt Side Piston clip opening must face to either the top side or Skirt side of Piston when assembled.
R epair [3] -13. Fastening Torque Fig. 50 Part description Crankcase 1 Crankcase 2 M5x18 Hex Socket Head Bolt Bolt and Screw Fastening Torque (N. m) 8 Cylinder Crankcase M5x18 Hex Socket Head Bolt 8 F.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Makita EH7500S è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Makita EH7500S - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Makita EH7500S imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Makita EH7500S ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Makita EH7500S, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Makita EH7500S.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Makita EH7500S. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Makita EH7500S insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
