THANK YOU

Thank you for buying this quality product. This
modern outdoor power tool will provide many
hours of useful service. You will find it to be a
great labor-saving device. This operator’s
manual provides you with easy-to-understand
operating instructions. Read the whole manual
and follow all the instructions to keep your new
outdoor power tool in top operating condition.
The other manual that came with your power
tool, the parts manual, contains all the
information that you need to order parts.

PRODUCT REFERENCES,

ILLUSTRATIONS AND

SPECIFICATIONS

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© 1998 Ryobi Outdoor Products, Inc.
All Rights Reserved.
Bump Head is a trademark of Ryobi Outdoor
Products.

SERVICE INFORMATION

Service on this unit both within and after the
warranty period should be performed only by
an authorized and approved service dealer.
Dial:
1-800-345-8746 in the United States or
1-800-265-6778 in Canada
to obtain the listing of the authorized service
dealer nearest you.
DO NOT RETURN THE UNIT TO THE
RETAILER.
NOTE: PROOF OF PURCHASE WILL BE
REQUIRED FOR WARRANTY
SERVICE.
Make sure this manual is carefully read and
understood before starting or operating this
equipment.
THIS PRODUCT IS COVERED BY ONE OR
MORE US PATENTS.
OTHER PATENTS PENDING.
INTRODUCTION
2
TABLE OF CONTENTS
I. Rules for Safe Operation . . . . . . . . . . . 3-6
A. Important Safety Information . . . . . . .3-4
B.Safety and International Symbols . . .5-6
C.Know Your Unit . . . . . . . . . . . . . . . . . .6
II. Assembly Instructions . . . . . . . . . . . . . . . 7
A. Mounting the Charging Station . . . . . . 7
B.Installing and Adjusting D-Handle . . . 7
III. Operating Instructions . . . . . . . . . . . .8-10
A. Charging the Unit . . . . . . . . . . . . . . . . .8
B.Holding the Trimmer . . . . . . . . . . . . . . .9
C.To Start Unit . . . . . . . . . . . . . . . . . . . . .9
D.To Stop Unit . . . . . . . . . . . . . . . . . . . . .9
E. Overload Protection Switch . . . . . . . . .9
F. Adjusting Trimming Line Length . . . . .10
G.Tips for Best Trimming Results . . . . . .10
H.Decorative Trimming . . . . . . . . . . . . . .10
IV. Maintenance and Repair Instructions .11-15
A. General Recommendations . . . . . . . . 11
B.Line Installation . . . . . . . . . . . . . . 11-12
C.Installing a Prewound Reel . . . . . . . . . 13
D.Replacing the Charger . . . . . . . . . . . .13
E. Battery Pack Replacement . . . . . . 14-15
V. Cleaning and Storage . . . . . . . . . . . . . . 16
A. Replacement parts . . . . . . . . . . . . . . 16
VI. Troubleshooting Chart . . . . . . . . . . . . . . 16
VII. Specifications . . . . . . . . . . . . . . . . . . . . 17
VIII. Warranty . . . . . . . . . . . . . . . . . . . . . . . . .18

CONTENTS OF CARTON

This unit should consist of the following:
Model 150r, Assembled with D-Handle
and Cutting Attachment Shield
Charging Station with Charger
Operator's Manual
Product Registration Card