Operator’s Manual

2-Cycle Gas Trimmers

BL100/BL150

TABLE OF CONTENTS

Service Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 Rules for Safe Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 Know Your Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 Assembly Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 Oil and Fuel Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 Starting/Stopping Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 Operating Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 Maintenance & Repair Instructions . . . . . . . . . . . . . . . . . . . . . . . . .6 Cleaning and Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8 Troubleshooting Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10 Warranty Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10 Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24

SAVE THESE INSTRUCTIONS

For service call 1-800-800-7310, or 1-800-668-1238in Canada to obtain a list of authorized service dealers near you. For more details about your unit, visit our website at www.mtdproducts.com.

If you have difficulty assembling this product or have any questions regarding the controls, operation or maintenance of this unit, please call the Customer Support Department.

DO NOT RETURN THE UNIT TO THE RETAILER. PROOF OF PURCHASE WILL BE REQUIRED FOR WARRANTY SERVICE.

THIS PRODUCT IS COVERED BY ONE OR MORE U.S. PATENTS. OTHER PATENTS PENDING.

Service on this unit both within and after the warranty period should be performed only by an authorized and approved service dealer.

All information, illustrations, and specifications in this manual are based on the latest product information available at the time of printing. We reserve the right to make changes at any time without notice.

Copyright© 2007 MTD SOUTHWEST INC, All Rights Reserved.

Before beginning, locate the unit’s model plate. It lists the model and serial numbers of your unit. Refer to the sample plate below and copy the information for future reference.

Copy the model and parent part number here:

Copy the serial number here:

SPARK ARRESTOR NOTE

NOTE: For users on U.S. Forest Land and in the states of California, Maine, Oregon and Washington. All U.S. Forest Land and the state of California (Public Resources Codes 4442 and 4443), Oregon and Washington require, by law that certain internal combustion engines operated on forest brush and/or grass-covered areas be equipped with a spark arrestor, maintained in effective working order, or the engine be constructed, equipped and maintained for the prevention of fire. Check with your state or local authorities for regulations pertaining to these requirements. Failure to follow these requirements could subject you to liability or a fine. This unit is factory equipped with a spark arrestor. If it requires replacement, ask your LOCAL SERVICE DEALER to install the Accessory Part #753-05297 Spark Arrestor Kit.

CALIFORNIA PROPOSITION 65 WARNING

WARNING

THE ENGINE EXHAUST FROM THIS PRODUCT CONTAINS

CHEMICALS KNOWN TO THE STATE OF CALIFORNIA TO CAUSE CANCER, BIRTH DEFECTS OR OTHER REPRODUCTIVE HARM.

In an effort to reduce the impact on the forests, and reduce carbon and greenhouse gas emissions, MTD is using less paper by reducing the text size of this manual.

PART NO. 769-03468

(9/07)