Full Product Manual
Table Of Contents
- 99944200545 Pro-TorqueTM Trimmer Attachment
- Table of Contents
- Table of Contents 2
- Introduction 3
- Description 12
- Product Registration 20
- Notes 22
- Introduction
- Description
- 1. DRIVE SHAFT ASSEMBLY - Contains a specially designed liner and the flexible drive shaft.
- 2. NYLON CUTTING ATTACHMENT - Contains replaceable nylon trimming line that advances when the trimmer head is tapped against the ground while the head is turning at normal operating speed.
- 3. CUT-OFF KNIFE - Automatically trims line to the correct length after head is tapped on the ground. If trimmer is operated without a cut-off knife the line will become too long, the engine will overheat, and engine damage may occur.
- 4. DEBRIS SHIELD with CUT-OFF KNIFE - Required when unit is equipped with nylon line head. Do not operate unit without shield.
- Contents
- Assembly
- Power Head Shaft to Lower Shaft Assembly
- 1. Set Power Head/Shaft Assembly on a level surface.
- 2. Pull locater pin (A) out, and turn counter-clockwise ¼ turn to lock-out position.
- 3. Remove vinyl cap from attachment drive shaft.
- 4. Remove cardboard spacer, if necessary.
- 5. Carefully fit attachment drive shaft assembly into coupler (B) to decal assembly line (C), making sure that the inner lower drive shaft engages the square upper drive shaft socket.
- 6. Rotate locater pin (A) ¼ turn clockwise to engage lower shaft hole. Insure locater pin is fully engaged by twisting lower drive shaft. Locater pin should snap flush in coupler. Full engagement will prevent further shaft rotation.
- 7. Secure lower shaft assembly to coupler by tightening clamping knob (D).
- Power Head Shaft to Lower Shaft Assembly
- Operation
- Maintenance
- Skill Levels
- Maintenance Intervals
- Lubrication
- Gear Housing
- Drive Shaft (Lower)
- 1. Loosen screw (B) and remove locating screw (C). Pull gear case and shield from drive shaft housing.
- 2. Pull flexible cable from the drive shaft housing, wipe clean and re-coat with 15 ml (0.5 oz.) of grease.
- 3. Slide the flexible cable back in the drive housing. DO NOT get dirt on the flex cable.
- 4. Install the gear housing and shield assembly.
- Nylon Line Replacement
- 1. Do not push spool in. Hold drum (A) and turn spool (B) clockwise until peg clicks and disappears from hole. Pull spool out of drum.
- 2. Use one piece of new nylon line (C) 6 m (20 ft.) long and thread through the molded loop (D) on the spool. Pull line tight and adjust so one end is 15 cm (6 in.) longer than the other.
- 3. Hold the spool, opening toward you. Place index finger between the two strands and wind line, tightly and evenly, in direction of arrow (E).
- 4. Place ends of line into notches (F) in spool, leaving 6 in. protruding.
- 5. Feed ends of line outward through eyelets (G) in drum.
- 6. Align grooves in spool with pegs (I), and push spool (B), into drum.
- 7. Hold spool and drum securely with one hand, and pull each line to disengage from notches.
- 8. Hold drum (A) and turn spool (B) counterclockwise until peg clicks into hole.
- 9. Trim lines to 8 in. length.
- Storage
- Specifications
- Product Registration
- Notes
MAINTENANCE 99944200545
16 X7702093807
© 3/2018 ECHO Inc.
Maintenance Intervals
IMPORTANT - Time intervals shown are maximum. Actual use and your
experience will determine the frequency of required maintenance.
1. Apply lithium based grease.
Lubrication
Level 1.
Gear Housing
1. Clean all loose debris from gear
case.
2. Remove plug (A) and check
level of grease.
3. Add grease if necessary. DO
NOT over-fill.
4. Install plug (A).
Component/
System
Maintenance
Procedure
Skill
Level
Interval
Drive Shaft
Grease
1
Every 25 hours of use
1
Gear Housing Every 50 hours of use
1
Screws/Nuts/Bolts
Inspect/Tighten/
Replace
Before Each Use
Parts Required: Lithium Based Grease.
A