MakitaメーカーEH7500Sの使用説明書/サービス説明書
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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.
デバイスMakita EH7500Sの購入後に（又は購入する前であっても）重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります：
Makita EH7500Sをまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはMakita EH7500Sの技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Makita EH7500Sの取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Makita EH7500Sで得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Makita EH7500Sを既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はMakita EH7500Sの不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Makita EH7500Sに関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちMakita EH7500Sデバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。
