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Engine Parts 

 

 

 
 
 

Crankcase 

When assembling the crankcase, cut off the  ends of  

crankcase gasket protruding from the  top surface of the 
crankcase (see figure on  the right). 

 

Cylinder 

When assembling the cylinder, coat both the  cylinder inner 
surfaces and the piston itself  with 2-cycle engine oil. 

 

 

Summary of Contents for EM2600L

Page 1: ...SERVICE MANUAL EM2600U EM2600L ER2600L Image EM2600U Image EM2600L Image ER2600L ...

Page 2: ...000 Gear ratio 14 19 Clutch Automatic centrifugal type Engine 1E33F Displacement cm3 25 7 Power rating kw 0 8 Carburetor All position diaphragm type Starting system Recoil starter Ignition system Solid state ignition Plug NGK BPMR7A or equivalent tank l 0 6 Fuel Mixed gas Gasoline Makita Genuine Two stroke Engine Oil 50 1 NOTE Specifications are subject to change without notice ...

Page 3: ...Designation of parts ...

Page 4: ... BODY CAP 139 Now there appears Reel 137 with NYLON LINE PA66 ORANGE 2 6MX2 138 WASHER 39 5X27 2X0 8 133 SPRING 134 and WASHER 39 5X27 2X0 8 135 Assembly of Nylon Cord Assembly for ER2600L Place WASHER 39 5X27 2X0 8 133 SPRING 134 WASHER 39 5X27 2X0 8 135 REEL 137 with NYLON LINE PA66 ORANGE 2 6MX2 138 and BODY CAP 139 After placing Body cap make sure that the REEL 137 is bumping up and down by pu...

Page 5: ...SNAP RING 120 Wrap the paper around the bearing case 127 as illustrated below Using water pump pliers turn the BEARING CASE 127 counter clockwise In order to protect the BEARING CASE from the damage Please use the paper before sandwiching bearing case Using arbor press press fit the red circle part to take out the shaft 115 116 1R311 127 134 135 137 133 138 137 139 ...

Page 6: ... CASE WASHER 16X8 3X2 2 128 SPRING WASHER 129 and SPOOL BASE 130 Using 1R311 Retaining ring pliers with long bent nails insert the inner snap ring 120 Insert the bearing case into pipe then fix with SOCKET HEAD BOLT M5X25 126 and CROSSRECESS BOLT M6X30 115 130 Vise 122 128 129 130 Water Pump Pliers 128 124 129 130 121 127 123 122 ...

Page 7: ...autions in Disassembly Assembly Disassembly 1 Handle disassembled parts with care and clean and keep them in order 2 Clean off mating surfaces of removed packing components Assembly 1 Note assembly order and assembly direction 2 Replace packing gaskets as required 3 Check operation and sound after assembling key parts Fig II 1 115 126 140 Pin 120 ...

Page 8: ...r case 2 After making sure that the drive shafts is installed fully and correctly tighten the screws M5 X 18 to secure the drive shaft Connection of throttle wire 1 Connect the throttle wire Fig II 2 2 Squeeze the throttle lever to make sure that the throttle wire moves smoothly 3 Connect the switch cords to the two cords from the engine by inserting one into the other 4 Wrap the waist pad around ...

Page 9: ...ap surface A with plastic hammer to remove gear 3 Take off inner snap ring 4 Tap surface B with plastic hammer to remove cutter shaft Assembly Procedure Perform in reverse order of disassembly procedure CAUTION 1 Apply grease as required 2 After assembly turn cutter shaft to check operation and sound A Gear head shield Gear ...

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Page 12: ... C Hanger Component table for EM2600U B U Handle D Control Lever ass y Bracket A Bracket B ...

Page 13: ...Component table for ER2600L and EM2600L E Control lever ass y F Loop Handle ...

Page 14: ...l lever must come to right side when you look towards the cutting tool 2 Fit the handle ends to the groove on the handle holder and fit the clamp on them Loosely tighten them with four bolts for adjustment 3 Adjust handle s angle and then tighten all bolts evenly by a hex wrench ...

Page 15: ...ng slot of the handle holder 6 Make sure the throttle cable is positioned as shown 7 Operate the control lever and make sure it moves smoothly CAUTION Do not position the throttle cable as shown Otherwise curved cable may cause high idle speed and uncontrollable blade may cause personal injury Throttle cable waist pad clamping slot throttle cable ...

Page 16: ...dle models 1 Put the thread on handle holder into the location hole on tube 2 Fix the assistant handle onto the barrier 3 Tighten the 4 bolts M5 x 30 4 Tool Installing Procedure 205 235 Location hole Bolt M5X30 Handle Thread Engine 335 512 ...

Page 17: ...109 Make sure not to lose 4 NUTS M5 111 behind HEX SOCKET HEAD BOLT M5X30 108 Unscrew 4 TAPPING SCREWS PT4X18 105 Unscrew 2 SOCKET HEAD BOLTS M5X20 40 and a SOCKET HEAD BOLT M5X12 SW 41 Therefore you are able to take the pipe out from the engine itself Take out the FLEXIBLE SHAFT 107 from the pipe 108 109 40 41 107 105 111 Pipe ...

Page 18: ...en place the Throttle lever is stuck in Lever case Make sure concavo part of throttle lever is stuck in pin as shown in red circle The Picture on right shows the image after assembly of lever case L and Throttle lever Screw 4 TAPPING SCREWS PT4X1 105 Screw SOCKET HEAD BOLT M5X12 SW 41 and 2 SOCKET HEAD BOLTS M5X20 40 107 105 96 40 41 97 95 ...

Page 19: ...Disassembly Assembly of Engine Common in EM2600U EM2600L and ER2600L Air Cleaner Carburetor ...

Page 20: ...Equipment on Engine Cover Start Cover Socket head bolt MSXSO Use anaerobichigh strength sealants Clutch drum Grommet Clutch Cast Complete ...

Page 21: ...in the tank not to rise up kink Clutch Drum 1 When installing the clutch drum on the main cover always press on the center of the drum where the boss is welded or the clutch drum may be deformed and vibration will occur during operation Using a surface of flatted screw driver take out the set of PIPE HOLDER 37 38 37 38 ...

Page 22: ...Take out a OUTER SNAP RING 33 33 1R362 ...

Page 23: ......

Page 24: ...e crankcase cut off the ends of crankcase gasket protruding from the top surface of the crankcase see figure on the right Cylinder When assembling the cylinder coat both the cylinder inner surfaces and the piston itself with 2 cycle engine oil ...

Page 25: ... split on the piston ring Unless they are lined up the cylinder cannot be assembled Disassembly Assembly of Carburetor Maintenance NO Part Name Q ty 1 Swivel 1 2 Washer 1 3 Screw 2 4 Stopring E3 1 5 Cable bracket 1 6 Pump gasket 1 7 Pump diaphragm 1 8 Pump body assembly 1 9 Inlet screen 1 10 Metering gasket diaphragm 1 11 Metering diaphragm 1 12 Body air purge assembly 1 13 Primer pump 1 14 Primer...

Page 26: ...ith an air nozzle 3 Be sure gaskets and the like are not damaged or deformed Replace as necessary 4 Check the pump diaphragm for damage or hardening Be sure inlet 18 and outlet 19 valves are on the horizontal line and not bent 5 Check the metering diaphragm for possible damage or hardening The metal plate should not be bent 6 Check the pump plate for bending or damage 7 After cleaning the pump bod...

Page 27: ...ring deformed O O O O O O O O O O O O O O O O O O O O O Lever operation failure Lever set too low Lever set too high O Lever damage O O O O O O O O O O Loose carburetor O Manifold gasket failure O Air liter clogged O O O O O O O Check valve failure foreign matter Primer pump damage breakage O O O O O O O Pump diaphragm failure O Pump cover screw s loose O Pulse channel jammed O Pulse leakage O O O...

Page 28: ...3 0 4 M6Χ30 Screw Cutter 3 0 5 2 2 0 4 M5Χ25 Tapping screw 2 Engine Tightening Part Tightening Torque N m ft lb Screw Diam ΧLength Remarks Crank 6 0 5 4 3 0 4 M5Χ30 Screw Cylinder 6 0 5 4 3 0 4 M5Χ20 Screw Flywheel 9 1 6 5 0 7 M6 Tighten with clutch Ignition 2 5 0 5 1 8 0 4 M4Χ20 Screw Spark plug 18 3 1 3 0 7 M14 NGK BMR7A or equivalent Muffler 6 0 5 4 3 0 4 M5Χ50 Socket head bolt Use anaerobic hi...

Page 29: ...Air gap 0 3 0 4 Spark plug electrodes gap 0 6 0 7 3 Lubrication Procedure 1 Oil L u b r i c a t i o n O i l Throttle wire 2 Grease Makita Grease FA No 2 Inner shaft Makita Grease FA No 2 Gear case CAUTION Always use above oil grease or a comparable product ...

Page 30: ...age packing etc Clogged needle valve at Fuel inlet Clean Transformation of metering Lever Correct Fuel different from specified one Replace Incorrect opening of throttle Lever and choke lever Operate regularly Too Lean or rich fuel Adjust Fuel overflows into muffler Clean needle valve of dust and start with throttle lever fully opened Tank felt clogged Replace Fuel pipe clogged Clean Air mixed in ...

Page 31: ...er to indication In previous page Fouled air cleaner Clean Damaged diaphragm membrane Replace Engine Runs but Poor RPM s Other causes Brush blade does not cut well Brush blade stop Ineffective compression Overhaul check Miscontact and wear of piston ring and replace Gas leakage from cylinder and crankcase Insufficient tightening of spark plug Retighten Exhaust port clogged with carbon Clean Thrott...

Page 32: ...ve is excessive Excessive handle vibration Power transmission Misalignment of clutch drum Adjust if misalignment is too excessive replace Excessive wear of clutch shoes Replace Wear of retainer mounting parts Replace Excessive clearance between pipe case and pipe Case holder Replace Handle holder Engine Irregular handle mounting Adjust retighten Incorrect handle position handle balance Adjust Defe...

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