Echo SRM-280S User Manual

9.  Insert square nut (I) in lower handle bracket (J) and place bracket 

on drive shaft 400mm (15 3/4 in.) from engine end of drive shaft. 

10.  Secure with lower handle bracket clamp (K) and three (3) 5mm x 

30mm hex socket bolts.

11.  Position harness clamp (L) 220 mm (8-5/8 in.) from engine end of 

drive shaft assembly. Install 5x12 mm bolt, but DO NOT tighten 

at this time.

12.  Carefully fit drive shaft assembly to engine making sure inner 

drive shaft engages into clutch socket.

13.  Turn drive shaft housing until locating hole lines up with location  

hole in clamp and install center drive shaft location bolt (F).

Gear Housing must be aligned properly with engine.  Aligning cen-

ter locating hole in driveshaft housing with center drive shaft bolt 

(F) provides correct alignment.

14.  Tighten two (2) drive shaft clamp bolts (E) securely.

15.  Install upper U-Handle and bracket on lower bracket and secure 

with one (1) 8 mm x 55 mm bolt (M) and large circular washer.

16.  Route throttle linkage and ignition lead assembly behind U-Han-

dle bracket and clip to drive shaft as shown.