4
Install
Install
20.
Install Engine Cover with two (2) T27 screws using torx driver: rear
center, and top left.
21. attach Muffler Cover to Engine Cover hinge then rotate cover down.
Secure with two (2) T27 screws at bottom and side mounts. Tighten to
25-46 kgf*cm (22-40 in*lbs). Install Spark Plug and tighten to 100-150
kgf*cm; (87-130 in*lbs).
22. Remove splined Driveshaft from Main Pipe.
23. Remove gear Case locating screw and loosen gear Case clamp
screw. Remove gear Case from Main Pipe.
24. Remove Trimmer Head, adapter Plate, and three (3) screws securing
Debris Shield to Gear Case.
25. Install Debris Shield onto new gear Case and tighten three (3) mount
screws. Install adapter Plate and Trimmer Head.
Note:
gear Case in kit 90206 with 1.62 ratio square drive should be
installed on SRM-2620 trimmer. gear Case in kit 90207 with 2.07 ratio
square drive should be installed on SRM-2620T trimmer.
26. Slide new gear Case assembly onto Main Pipe and align gear Case
locating hole with locating hole in Main Pipe. Install and tighten locat
-
ing screw. Tighten gear Case clamping screw.
27. Lightly coat the Flexible Driveshaft with ECHO PowerBlendX or lithium
grease then install Driveshaft into Main Pipe. Driveshaft end should
engage with the square drive input shaft of the gear Case.
