Ryobi HT816r, HT818r, HT822r Operator's Manual
Ryobi HT816r, HT818r, HT822r Operator's Manual

Ryobi HT816r, HT818r, HT822r Operator's Manual

Electric hedge trimmer

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HT816r / HT818r / HT822r
Electric Hedge Trimmer
OPERATOR'S MANUAL
FOR QUESTIONS, CALL 1-800-345-8746 in U.S. or
1-800-265-6778 in CANADA
www.ryobi.com
IMPORTANT MANUAL
DO NOT THROW AWAY

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Summary of Contents for Ryobi HT816r, HT818r, HT822r

  • Page 1 HT816r / HT818r / HT822r Electric Hedge Trimmer OPERATOR’S MANUAL FOR QUESTIONS, CALL 1-800-345-8746 in U.S. or 1-800-265-6778 in CANADA www.ryobi.com IMPORTANT MANUAL DO NOT THROW AWAY...
  • Page 2: Table Of Contents

    B. Extension Cord Retainer ....7 C. Using the Hedge Trimmer ....8 D.
  • Page 3: Rules For Safe Operation

    READ ALL INSTRUCTIONS WARNING: To reduce the risk of fire, electric shock, or injury: • Do not leave the Hedge Trimmer plugged in. Unplug from outlet when not in use, changing attachments, blades, or before servicing. • Avoid dangerous environments. Never operate your unit in damp or wet conditions.
  • Page 4 • Use only genuine Ryobi replacement parts and accessories for this unit. These are available from your authorized service dealer. Use of any non Ryobi parts or accessories could lead to serious injury to the user, or damage to the unit, and void your warranty.
  • Page 5: Safety And International Symbols

    RULES FOR SAFE OPERATION • Check for damaged parts. Before further use of the unit, a guard or other part that is damaged should be carefully checked to determine that it will operate properly and perform its intended function. Check for alignment of moving parts, binding of moving parts, breakage of parts, mounting, and any other condition that may effect the units operation.
  • Page 6: Know Your Unit

    (Fig. 1). NOTE: For your convenience and ease of assembly one 3. Place your trimmer on a workbench and place lock nut into molded slot on right side of the front handle. 4. Insert screw from left to right through the front handle and motor housing (Fig.
  • Page 7: Operating Instructions

    An extension cord retainer has been provided to prevent extension cord from becoming disconnected from your trimmer during use. It is molded into the switch handle of your hedge trimmer. Plug extension cord into plug recess below switch handle, then snugly fit cord into retainer as shown in Figure 5.
  • Page 8: Using The Hedge Trimmer

    Use the hedge trimmer for trimming and the forming of hedges, shrubs, and bushes with a branch diameter of up to 3/8 inch.
  • Page 9: Maintenance And Repair Instructions

    1. Allow your hedge trimmer to come to a stop with the cutter blade and guard positioned as shown in Figure 8. This will allow clearance for the file between cutter teeth and guard teeth.
  • Page 10: Blade Replacement

    WARNING: When servicing, use only identical Ryobi replacement parts. Use of any other parts may create a hazard or cause product damage. WARNING: To prevent serious personal injury, wear gloves when handling, removing or installing the cutting blades.
  • Page 11 11. Tighten blade cover screw securely. WARNING: Make sure blade cover is replaced before connecting your hedge trimmer to power supply. Failure to do so will expose internal parts which could cause an accident or electrical shock resulting in serious injury.
  • Page 12: Servicing Double Insulated Units

    CLEANING THE UNIT 1. With the switch in the OFF position, disconnect the Hedge Trimmer from the power source. 2. Use a small brush or the air discharge of a vacuum cleaner brush to keep the air vents free of obstructions.
  • Page 13: Replacement Parts

    Item Part No. Description 180182 REPLACEMENT BLADE - Model HT816r 180183 REPLACEMENT BLADE - Model HT818r 180184 REPLACEMENT BLADE - Model HT822r 180185 BLADE PLATE 180398 BLADE SCREW 180049 FRONT (WRAP-AROUND) HANDLE 180048 FRONT HANDLE SCREW 180050 LOCK NUT 181424 BLADE COVER SCREW 181422 BLADE COVER...
  • Page 14: Warranty

    RYOBI Operator’s Manual. This warranty does not apply to any damage to the RYOBI Product that is the result of improper maintenance or to any RYOBI Product that has been altered or modified so as to...

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