Echo Speed-Feed 400 RH User Manual

Speed-Feed
®
400 RH Trimmer Heads
Installation and Loading Instructions
Package Contents:
1 - Speed-Feed
®
400 RH Mount Trimmer Head w/Bushing 3/8-24 RH
1 - M8 x 3/8-24 RH Mounting Stud (Black)
P/N 99944200908
X7672052700
04/13
installation
CAUTION
Wear Gloves or personal injury may result:
• Cutoff knife is sharp.
• Gearcase and surrounding area may be hot.
1. Remove existing cutting attachment from unit following manufacturer’s instructions.
IMPORTANT:
Remove old trimmer head adapters from power output shaft before installing new line head. DO
NOT remove upper adapter plate from gearcase.
 2. Seet-upcharttoidentifythreadedstudrequiredforyourmodeltrimmer.
3. Install new line head on unit:
Models requiring threaded stud to mount line head (RH2):
1. Lock gearcase power output shaft according to trimmer manufacturer’s instructions.
 2. Selectthreadedstudlistedont-upchartforyourmodeltrimmer.
3. Thread small end of threaded stud into gearcase output shaft by turning clockwise.
4. Thread line head onto threaded mounting stud, turning clockwise. Hand tighten.
5. Remove locking tool from gearcase.
Models that use line head with 3/8-24 bushing (RH1):
1. Lock gearcase power output shaft according to trimmer manufacturer’s instructions.
2. Thread line head onto power output shaft, turning clockwise. Hand tighten.
3. Remove locking tool from gearcase.

Echo Speed-Feed 400 RH Specifications

General

Brand	Echo
Model	Speed-Feed 400 RH
Category	Accessories
Language	English

Summary

Installation and Loading Instructions

Installation

Provides instructions for installing the trimmer head onto the power unit.

Models requiring threaded stud to mount line head (RH2)

Specific installation steps for models using a threaded mounting stud.

Models that use line head with 3/8-24 bushing (RH1)

Specific installation steps for models using a 3/8-24 bushing.

Loading Trimmer Line

English Trimmer Head Line Capacity

Details the total line capacity for trimmer heads in English.

Loading Trimmer Line Steps

Step-by-step guide for loading trimmer line onto the spool.

Trimmer Head Fit-up Chart and Wear Indicators

Brand and Model Fit-up Reference

Chart cross-referencing trimmer brands and models with specific head references.

Wear Indicator Information

Important notes regarding wear indicators and replacement of the trimmer head.