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LawnMaster NPTBSP2609A, Руководство по обслуживанию, Страница: 3 / 42

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SPECIFICATIONS

TORQUE SPECIFICATIONS

Engine Size                                                                              2-Stroke / Full Crank
Engine Displacement Claimed / Rated                                                                            26cc / 25.4cm

3

Ignition                                                                Capacitor Discharge Ignition (CDI)

Carburetor                                        All Position Diaphragm Type With Primer Bulb
Air Filter                                                                                                   Foam (Dry)
Engine Shut Off                                                                                       Auto-Reset
Throttle Control                                                                     Variable Speed Trigger
Fuel / Oil Ratio                                                                                                 40 : 1
Fuel Tank Capacity                                                                                         400 ml

Spark Plug                                                                                    Champion RCJ6Y
Rotor Air Gap                                                             0.012”-0.015” (0.30-0.40 mm)
Spark Plug Gap                                                                             0.026” (0.65 mm)
Run Time on Full Tank                                                                                    30 Minutes

UNIT SPECIFICATIONS

Engine

Fuel System

General

Application

Description

Torque

Torque

(IN.LBS)

(N.m)

Crankcase

Apply a thermostable screw-thread glue onto the 4 

screws (M5X30) and then fix the crankcase cover.

53-62

6-7

Cylinder to crankcase

Apply a thermostable screw-thread glue onto the 4 

screws (M5X20) and then tighten the screws securing 

the cylinder to crankcase.

53-62

6-7

Spark plug to cylinder Pre-screw the spark plug to the cylinder, and then 

tighten with a torque spanner.

115-137

13-15.5

Carburetor mount to 

cylinder

Apply a thermostable screw-thread glue onto the 2 

screws (M5X20) and tighten the screws securing the 

carburetor mount to the cylinder.

35-44

4-5

Содержание NPTBSP2609A

Страница 1: ...SERVICE MANUAL 26cc 2 Cycle Brush Cutter NPTBSP2609A Read all safety rules and instructions carefully before servicing this tool 601 Regent Park Court Greenville SC 29607 1 866 384 8432...

Страница 2: ...S 5 PARTS AND FEATURES 6 11 WIRING DIAGRAM AND MANAGEMENT 12 GENERAL TROUBLESHOOTING 13 21 AIR FUEL SYSTEM 22 29 THROTTLE AND STARTER SYSTEM 30 34 NOPULL STARTER SYSTEM 35 38 26CC 2 CYCLE ENGINE 39 GE...

Страница 3: ...Minutes UNIT SPECIFICATIONS Engine Fuel System General Application Description Torque Torque IN LBS N m Crankcase Apply a thermostable screw thread glue onto the 4 screws M5X30 and then fix the crankc...

Страница 4: ...Pass the screw through the positioning hole on the muffler assembly holder and tighten the screw securing the muffler to crankcase 62 71 7 8 Pawl assembly to crankshaft Apply a thermostable screw thr...

Страница 5: ...aft Tighten the screws M5X25 M5X12 securing the shaft connection sleeve to upper shaft 53 62 6 7 Gear box to lower shaft Align the screw holes on the gear box with the lower shaft Tighten the screws M...

Страница 6: ...tter Empty the fuel tank before storing if the brush cutter will not be used for a few days Make sure the control handles have not accumulated oil and fuel and are clean and dry Beware of blade kickba...

Страница 7: ...7 PARTS AND FEATURES NPTBSP2609A EXPLODED VIEW...

Страница 8: ...p 2 6 641001105 Shaft Connection Sleeve 1 7 641001106 Aluminum Lower Shaft 1 8 641001107 Gear Box 1 9 641001108 Blade Guard Assembly 1 10 221003105 Cover Plate 1 11 RBB2609A 9 Blade 1 12 641001111 Bla...

Страница 9: ...9 PARTS AND FEATURES EXPLODED VIEW 26CC 2 CYCLE ENGINE...

Страница 10: ...5 321002114 Cylinder 1 16 321002115 Gasket 1 17 321001143 Pawl Assembly 1 18 321002116 Electric Starter Assembly 1 19 321002117 Rear Engine Cover 1 20 321002118 Carburetor Mount Assembly 1 21 32100211...

Страница 11: ...rrugated Washer 2 52 321002148 Bolt 2 53 321002149 Flywheel Cover 1 54 321002150 Round Ring 2 55 321002151 Screw 2 56 321002152 Screw 3 57 321002153 Self Tapping Screw 2 58 321002154 Screw 2 59 321002...

Страница 12: ...3 5 Bullet Terminal Ignition Coil Spark Plug Engine Engine Body Engine Body 3 5 Bullet Terminal NTC NTC RD RD BK BK BK BK BK BK RD Bullet Terminal BL Bullet Terminal BL Electric Motor Engine Handle lg...

Страница 13: ...smoothly referring to page 36 The motor does not start and the battery indicator LED is continuously on There is an open circuit from the PCB output to the motor connecting line Check if there is an o...

Страница 14: ...park plug Clip the fuel tube for fuel entering Press the start button to remove the fuel inside the cylinder The engine has less power The choke lever is closed Open the choke lever The air filter is...

Страница 15: ...ll not start but spark plug fires Excess fuel inside spark plug Remove the spark plug Clip the fuel tube for fuel entering Press the start button to remove the fuel inside the cylinder Fuel is not cle...

Страница 16: ...tating Idle speed is too high Adjust the engine Clutch spring is broken Replace Clutch friction plate is broken Replace The engine accelerates but the brush cutter blade does not rotate Spline of the...

Страница 17: ...be 0 6MPa Ignition System See Figs 4 9 Remove the upper engine cover by removing the 4 screws with the provided hex wrench and screwdriver Fig 4 6 1 4 2 3 Fig 5 Fig 4 Fig 2 Fig 1 Engine Compression Se...

Страница 18: ...l Replacement section Fig 9 Fig 8 Fig 7 Ignition Coil Replacement See Figs 10 11 Remove the upper engine cover Remove the spark plug cover and the spark plug cap Remove the 2 screws Remove the ignitio...

Страница 19: ...r or wrench Fig 14 Remove the 2 bolts and corrugated washers Then remove the clutch and flat washers Fig 15 Replace with a new clutch Slide the corrugated washers onto the bolts Then install the bolts...

Страница 20: ...through Ensure screw rods 2 and 3 are protruded longer than screw rod 1 Rotate screw rods 2 and 3 clockwise into the corresponding threaded holes as shown in Fig 21 Make sure screw rods 2 and 3 are l...

Страница 21: ...eck the woodruff key is in good condition and installed into place Examine it for signs of damage Check if the rotor magnets meet the requirements Check that the fins are in good condition Replace wit...

Страница 22: ...peed To adjust the idle speed adjust the T screw together with the L screw L screw adjust the low speed flow rate and assist the T screw to adjust the idle speed H screw adjust the high speed flow rat...

Страница 23: ...cutter off the ground and away from any objects when making adjustments Keep all parts of your body away from the brush cutter blade Start the cutter and run at half or low throttle for about 2 minute...

Страница 24: ...K SET A B C D E F G RESET 4650 rpm CLOCK SET A B C D E F G RESET 10800 rpm Fig 30 CLOCK SET A B C D E F G RESET 3130 rpm Fig 32 Adjust the T screw If the max speed adjusted in previous step is greater...

Страница 25: ...er Remove the 2 nuts and washers on the air filter base by rotating the socket wrench counter clockwise Remove the air filter base Fig 34 36 Unplug the fuel tubes with hands or pliers PAY ATTENTION NO...

Страница 26: ...were removed If the carburetor mount needs to be replaced remove the 2 screws to remove it Fig 40 Remove the gasket of the carburetor mount Fig 41 Replace with a new carburetor mount and gasket Make s...

Страница 27: ...acement Remove the upper engine cover Remove the 3 screws to remove the lower engine cover with the provided hex wrench and screwdriver Fig 43 44 Remove the 2 screws on the electric starter assembly t...

Страница 28: ...rts are replaced in the exact order in which they were removed Insert the Fuel Tube Connect the fuel tubes with the carburetor The black tube is for fuel entering The transparent is for fuel return Th...

Страница 29: ...ipment is required when removing the muffler Fig 53 The cylinder fins and housings should be checked periodically and cleaned to help prevent the engine from overheating Check the cylinder exhaust pis...

Страница 30: ...the main handle Fig 55 56 Disconnect the LED light cable from the electric starter cover plate and then remove the electric starter cover plate Then remove the throttle safety and the torsional spring...

Страница 31: ...ulling it out of its slot Fig 60 61 Replace with a new PCB assembly and microswitch Pass the motor drive lines of the handle part through the corrugated pipe and connect with the motor drive lines of...

Страница 32: ...cable are connected in place Fig 65 Arrange the wirings inside the handle cover to make them straight Then align the two ends of the handle cover with the slots of the two rubbers on the shaft and al...

Страница 33: ...te Restore the right cover of the main handle by tightening the 8 screws Power Line Connection Align and connect the male and female terminals of the wiring harness of the main handle to the male and...

Страница 34: ...d thrust into the engine cover Wrap the connected terminals of the wiring harness with the corrugated pipe buckle Fig 73 74 Recheck to ensure that all the insulation covering outside the wiring harnes...

Страница 35: ...s release the start button and press it again to re start the electric motor Troubleshooting The electric motor does not start when pressing the start button According to LED indictors the possible ca...

Страница 36: ...ter such as metal magnetized on the flywheel E If the battery indicator LED is continuously on check that if an open circuit occurs from the PCB output to the motor connecting line When pressing the s...

Страница 37: ...g of the battery indicator LED indicates an overcurrent in the electric starter Check if the engine is stuck and cannot be rotated smoothly The electric motor starts normally but the LED does not turn...

Страница 38: ...fails the possible causes are 1 An open circuit in the connection position between the wiring harness of the engine and the ignition coil 2 An open circuit in the connection position between the wiri...

Страница 39: ...ter malfunctions disassemble it to check if the electric motor is broken test if the wires are in good condition and the gears are in working order Fuel tank Check if there is leakage in the tank or i...

Страница 40: ...personal injury Stop the engine and remove the battery pack Place the cutter on a flat stable surface with the blade facing upwards Insert the provided hex wrench into the hole on the flange to lock t...

Страница 41: ...nty 1 Any part that has become inoperative due to alteration misuse commercial use abuse neglect accident or improper storage or maintenance 2 The unit if it has not been operated and or maintained in...

Страница 42: ......

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