Craftsman 25cc - Propane Curved Shaft Trimmer Powered by Lehr Operation Manual Download

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Service and Safety

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Safe Operation Rules

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Understanding Your Trimmer

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Assembly

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Oil Information

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Understanding Propane

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Installing the Propane Canister

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Installing Attachments

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Starting / Stopping

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Operation

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Maintenance

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Cleaning and Storage

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Troubleshooting

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Speci¯cations

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Warranty

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PROPANE POWERED LINE TRIMMER

16.4 oz Propane Bottle
Not Included

ST 025SS
ST 025DC

ST 025CS
ST 025DS

DO NOT RETURN THE UNIT
TO THE RETAILER
Call 1-866-941-LEHR (5347)

OPERATOR’S MANUAL

ECO-TRIMMER

MODELS:

TABLE OF CONTENTS

WARNING:

THE ENGINE EXHAUST FROM THIS
PRODUCT CONTAINS CHEMICALS

KNOWN TO THE STATE OF CALIFORNIA

TO CAUSE CANCER, BIRTH DEFECTS

OR OTHER REPRODUCTIVE HARM.

LEHR

Summary of Contents for 25cc - Propane Curved Shaft Trimmer Powered by Lehr

Page 1: ...9 Troubleshooting 19 Speci cations 20 Warranty 21 PROPANE POWERED LINE TRIMMER 16 4 oz Propane Bottle Not Included ST 025SS ST 025DC ST 025CS ST 025DS DO NOT RETURN THE UNIT TO THE RETAILER Call 1 866 941 LEHR 5347 OPERATOR S MANUAL ECO TRIMMER MODELS TABLE OF CONTENTS WARNING THE ENGINE EXHAUST FROM THIS PRODUCT CONTAINS CHEMICALS KNOWN TO THE STATE OF CALIFORNIA TO CAUSE CANCER BIRTH DEFECTS OR ...

Page 2: ...e unit before use Replace damaged parts Check for fuel leaks Make sure all fasteners are in place and secure Replace parts that are cracked chipped or damaged in any way Do not operate the unit with loose or damaged parts Carefully inspect the area before starting the unit Remove all debris and hard or sharp objects such as glass wire etc Be aware of the risk of injury to the head hands and feet C...

Page 3: ... unit is turned off Do not operate the engine faster than the speed needed to cut trim or edge Do not run the engine at high speed when not cutting Always stop the engine when cutting is delayed or when walking from one cutting location to another If you strike or become entangled with a foreign object stop the engine immediately and check for damage Do not operate before repairing damage Do not o...

Page 4: ...ection when operating this unit Use a full face shield when needed OIL Refer to operator s manual for the proper type of oil Do not operate without the cutting attachment shield in place Keep away from the rotating cutting attachment Keep all bystanders especially children and pets at least 50 feet 15 m from the operating area Do not touch a hot muffler gear housing or cylinder You may get burned ...

Page 5: ... Cutting Attachment Shield Shaft Mount Plate Washer Washer Lock W asher Attaching Screws INSTALLING THE D HANDLE AND LOWER HANDLE STRAIGHT SHAFT AND ACCESSORY READY TRIMMERS 1 Locate the 4 screws included in the tool kit 2 Assemble the upper and lower handle parts and 4 screws as shown in Fig 3 positioning the handle parts evenly over the rubber sleeve on shaft Do not completely tighten 3 While ho...

Page 6: ... to measure the correct amount during future oil changes See Changing The Oil p 13 1 Unscrew the top of the bottle of oil and remove the seal covering the opening Replace the top Fig 5 Fig 5 4 Cycle Motor Oil 2 Place the unit on a level surface fig 6 3 Remove the oil plug dipstick from the crankcase Fig 7 4 Pour the entire bottle of oil into the oil fill hole Fig 7 Oil fill plug dipstick Oil Fill ...

Page 7: ... and 5 years impris onment 49 U S C 5124 6 Never put in luggage or take on trains or aircraft 7 To discard contact local refuse hauler or recycle cen ter Never put in fire or incinerator Do not puncture If your cylinder was purchased with a Green Key or similar device install it when empty and cylinder may be recycled with other steel items Green Key is a trademark of the Coleman company NOTE FIRE...

Page 8: ...to Federal State and local Regulations 3 Insert the threaded end of the propane canister into the clamp as far as it will go Fig 9A Insert the propane con nector onto the threaded end of the canister and screw it onto threads clockwise Fig 9B Screw it until snug Do not over tighten It may be normal to hear or smell a slight momentary leak of propane as the connector is being screwed in Make sure t...

Page 9: ...mains in the upright position while operating NOTE Lock the release button in the receiving hole and securely tighten the knob before operating this unit NOTE Attachments are to be used in the receiving hole only Using the wrong hole could lead to personal injury or damage to the unit NOTE Always install the attachment so that the engine is upright propane tank on bottom when unit is oper ated A s...

Page 10: ...th propane 5 Squeeze the throttle control slightly to warm up the engine for 15 to 30 seconds In cold weather move the throttle slowly until the engine warms up for 30 to 60 seconds NOTE When starting the engine in very hot or cold conditions it may be necessary to squeeze the throttle open while pulling the starter rope Safety trigger Stop Off Start On I Throttle Control Fig 13 STOPPING INSTRUCTI...

Page 11: ...do the cutting especially along walls Cutting with more than the tip will reduce cutting ef ﬁciency and may overload the engine Cut grass over 8 inches 200 mm by working from top to bottom in small increments to avoid prema ture line wear or engine drag Slowly move the trimmer into and out of the cutting area at the desired height Move either in a forward backward or side to side motion Cutting sh...

Page 12: ... The importance of checking and maintaining the proper oil level in the crankcase cannot be overemphasized Check oil before each use 1 Stop the engine and allow to cool 2 Place the unit on a flat level surface to get a proper oil level reading 3 Keep dirt grass clippings and other debris out of the engine Clean the area around the oil fill plug dipstick before removing it 4 Remove the oil fill plu...

Page 13: ...urs of operation It is an important item to maintain Failure to maintain your air filter properly can result in poor performance or can cause permanent damage to your engine 1 Remove phillips head screw in air filter cover Then pull the air filter cover out and upwards Fig 21 2 Remove the air filter Fig 21 3 Wash the filter in detergent and water Rinse the filter thoroughly and allow it to dry 4 A...

Page 14: ...f the cutting attachment rotates when the engine idles turn the idle speed screw counterclockwise 1 8 of a turn at a time as needed to reduce idle speed Checking the fuel cleaning the air filter and adjusting the idle speed should solve most engine problems If not and all of the following are true the engine will not idle the engine hesitates or stalls on acceleration there is a loss of engine pow...

Page 15: ...tion hook opposite of the direction of the rotation about1 2 inch deep 7 Wrap line 180 and wind extra line in the opposite direction of rotation of the head as shown Fig 26 Fig 26 Wire Reel Retention Hook Retention Hook NOTE Always use original equipment manufacturer replacement line Lines other than those specified may make the engine overheat or fail 8 Continue winding cord in direction indicate...

Page 16: ...ite of the direc tion of the rotation about 1 2 in 12 7 mm deep 4 Wrap line 180 and wind extra line in the opposite direction of rotation of the head Fig 33 Fig 33 Retention Hook 6 Snapthefreelengthoflinesintotopgroovesinreelandpull throughholesontrimmerheadbody Fig 34andFig 35 Fig 35 Trimmer Head Body Spring Reel Bump Feed Button Trimmer Head Body Bottom Holes 7 Close assembly in sequence as show...

Page 17: ...e when using line trimmer head Fig 41 Fig 41 Bottom Shield Attachment Screw Cutting Attachment Sheild ROCKER ARM CLEARANCE ADJUSTMENT This requires partial disassembly of the engine If you feel unsure or unqualified to perform this take the unit to an authorized service center 1 Remove the four screws on the engine cover with a phillips head screw driver Fig 42 2 Remove the engine cover 3 Disconne...

Page 18: ...alve Intake Valve Fig 44 IF THE CLEARANCE IS NOT WITHIN SPECIFICATION 1 Loosen the jam nut and turn the adjusting screw as necessary To increase the clearance turn the adjusting screw CCW To decrease the clearance turn the adjusting screw CW 2 Tighten the jam nut when the clearance is set 3 Recheck the both clearances Readjust if necessary 4 Reinstall the rocker arm cover using a new gasket 5 Tigh...

Page 19: ...Change the oil referring to Changing the Oil p 13 Dispose of the old oil in accordance to Federal State and Local regulations 4 Thoroughly clean the unit and inspect for any loose or damaged parts Repair or replace damaged parts and tighten loose screws nuts or bolts The unit is ready for storage TRANSPORTING Allow the engine to cool before transporting Secure the unit while transporting Remove pr...

Page 20: ...16 4OZ CANISTER CARBURETOR CHOKE LESS ALL POSITION STARTER AUTOREWIND MUFFLER BAFFLED WITH GUARD THROTTLE SAFETY LOCK WITH MANUAL SPRING RETURN DRIVE SHAFT AND HOUSING DRIVE SHAFT HOUSING ALUMINUM TUBE THROTTLE CONTROL FINGER TIP TRIGGER APPROXIMATE UNIT WEIGHT 13 1 14 9 LBS CUTTING MECHANISM BUMP FEED CUTTINGHEAD LINE SPOOL DIAMETER 2 4 3 4 INCHES TRIMMING LINE DIAMETER 0 080 0 095 INCHES CUTTING...

Page 21: ... maintenance As the small off road engine owner you should however be aware that LEHR may deny you warranty coverage if your small off road engine or a part has failed due to abuse neglect or improper maintenance or unapproved modifications You are responsible for presenting your small off road engine to a LEHR service center as soon as the problem exists The warranty repairs should be completed i...

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