Echo SRM - 311 Operator's Manual page 12

12
A
SSEMBLY
/
DRIVE SHAFT POWER HEAD
(All Models)
Tools Required: 4 mm Hex Wrench
Parts Required: Power Head, Drive Shaft Assembly
1. Stand power head upright on a level surface.
2. Loosen the two (2) drive shaft clamp bolts at engine drive shaft
clamp, and remove center drive shaft location bolt (A).
3. Carefully fit driveshaft assembly to engine making sure that
inner drive shaft engages into clutch mount.
4. Turn drive shaft housing until locating hole lines up with location
hole in clamp and install center drive shaft location bolt (A).
NOTE
Gear housing must be aligned properly with engine. Aligning
center locating hole in driveshaft housing with center drive shaft
bolt (A) provides correct alignment.
5. Tighten two (2) drive shaft clamp bolts (B) securely.
NYLON LINE OPERATION
Install Plastic Debris Shield
Tools Required: Screwdriver, Locking Tool
Parts Required: Plastic Debris Shield, Shield Plate,
three (3) 5 x 18 mm screws.
WARNING
The plastic shield is for use with the Nylon Line Head only.
Install Metal Shield when using plastic or metal blades, or serious
injury may result.
1. Align hole in upper plate (D) with notch in gear housing (G), and
insert locking tool to prevent splined shaft from turning. Arrow on
gear housing flange points to notch location.
2. Remove cotter pin (A), L.H. blade nut (B), lower plate (C), and
upper plate (D) from PTO shaft. Turn blade nut clockwise to
remove.
3. Remove locking tool. Retain lower plate, blade nut, and cotter
pin for future use with blade conversions.
4. Align plastic debris shield (F) with the drive shaft, and install on
the bottom of the gear housing flange.
5. Place shield plate (E) on shield, align holes and install three (3)
screws.
6. Replace upper plate (D) on PTO shaft.
DANGER
A
A
B
B
D
C
B
E
G
A
F
D