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GRASS TRIMMER/BRUSH CUTTER
OPERATOR'S MANUAL
13
BLADE INSTALLATION
All Models.
IMPORTANT
If non-standard monofilament head, METAL/PLASTIC blade or cultivator etc. is used, THE CARBURETOR MUST
BE RE-SET or serious engine damage may occur. See "Carburetor Adjustment" page 27 and "Specifications" page
11 of this manual.
WARNING DANGER
You must install a U-Handle Kit and Blade Conversion kit before operating this unit using metal blades, otherwise
serious injury may result.
Install Metal Shield
Tools Required: 8mm x 10mm Open End Wrench, Screwdriver, Scrench,
Locking Tool.
Parts Required: Metal Shield, Bracket, 3- 5mm x 15mm screws w/
captivated flat and lockwasher (metal shield to gear housing), 2- 5mm x
8mm screws, 4- 5mm nuts, 4- 5mm lockwashers (bracket to shield and
bracket to gear housing).
1. If necessary, remove nylon line head and plastic shield.
2. Loosely attach bracket (A) to shield (B) and attach to bottom of
gear housing (C) with screws and nuts provided. Tighten all
attaching hardware.
Install Blade
Tools Required: Locking Tool, scrench.
Parts Required: Upper Plate w/ 20mm pilot, Lower Plate, 10mm Nut w/
LH threads, 2mm x 25mm Split Pin (cotter pin).
3. Install upper plate (D) on splined PTO shaft. Blade installation
requires use of Upper Plate (D) with 20mm pilot. Upper plate
with 37mm pilot of the SRM-2100 should be retained for use with
nylon line head.
4. Place Blade (E) over upper plate pilot, install the Lower Plate (F)
and 10mm LH nut (G). Tri-Cut Blade (H) is installed with Glide
Cup (J).
5. Insert Locking Tool (K) through hole in upper plate and notch in
gear housing to prevent splined PTO shaft from turning. Tighten
nut and secure with Split Pin (L).
D
NYLON HEAD UPPER PLATE
BLADE UPPER PLATE