Echo 99944200540 manual Assembly Power head shaft/lower shaft assembly

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Assembly

power head shaft/lower shaft assembly

Parts Required: PAS or SRM-SB Power Head w/Shaft & Coupling.

1.Set Power Head/Shaft Assembly on a level surface.

2.Pull locator pin (A) out, and turn counter-clockwise 1/4 turn to lock- out position.

3.Remove vinyl cap from attachment drive shaft.

4.Carefully fit attachment drive shaft assembly into coupler (B) to decal assembly line (C), making sure that the inner lower drive shaft engages into the square upper drive shaft socket.

NOTE

Earlier model Power Heads may have shorter couplings. Short couplings fit flush to decal point (E). New couplings are 4-3/4 in. long, and fit flush to line (C).

NOTE

Lower bearing housing and head assembly must be in line with the engine.

5.Rotate locator pin (A) 1/4 turn clockwise to engage lower shaft hole. Insure locator pin is fully engaged by twisting lower drive shaft. Locator pin should snap flush in coupler. Full engagement will prevent further shaft rotation.

6.Secure lower shaft assembly to coupler by tightening clamping knob (D).

B

D

E C

A

D

C

A

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Contents Trimmer Attachment Safety manual Table of ContentsIntroduction Operators manualSafety Manual safety symbols and important information International symbolsPersonal condition and safety equipment Repetitive Stress Injuries Read the ManualsClear the Work Area Keep a Firm GripShaft Decal EquipmentDescription Contents Assembly Power head shaft/lower shaft assembly To advance trimmer line Remove nylon line headOperation Maintenance Maintenance intervalsGear Housing Skill levelsNylon line replacement Drive Shaft LowerStorage SpecificationsStorage Hook Installation Page Trimmer Attachment Operators Manual Service Warranty registration Additional or replacement manualsServicing Information parts/serial number Echo consumer product support
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