20
NOTE
Every unit is run at the factory and the carburetor is set in compli-
ance with emission regulations. This carburetor does not have
acceleration and high speed adjustment needles.
1. Check idle speed and reset if necessary. If a tachometer is available,
idle speed screw (A) should be set to the specifications found on
page 9 "Specifications" of this manual. Turn idle screw (A) clock-
wise to increase idle speed; counter clockwise to decrease idle
speed.
WARNING
DANGER
When carburetor adjustment is completed, the attachment should
not rotate at idle, otherwise serious personal injury may result.
LUBRICATION
Level 1.
Tools required:
5 mm Hex Wrench, Clean Rag
Parts Required: ECHO
®
LUBE
TM
8 oz. (P/N 91014) or Lithium Base
Grease.
Drive Shaft Upper
IMPORTANT
The drive shaft must be lubricated with high temperature automo-
tive grease every 25 hours of operation, otherwise drive shaft
assembly overheating and failure can result.
1. Loosen clamping knob (A).
2. Pull locator pin (B) and rotate 1/4 turn counter clockwise to lockout
position.
3. Remove attachment.
4. Remove coupler (E) from upper drive shaft assembly by loosening
clamping screw (C) and removing set screw (D).
5. Remove upper flex cable (F), wipe clean, and apply a thin coating of
1/2 oz. (15ml) of grease.
6. Install cable. Make sure that the flex cable fully engages into the
clutch square drive socket.
7. Slide coupler on upper drive shaft until fully seated, and align set
screw hole in coupling with hole in upper drive shaft.
8. Install and tighten set screw (D), and tighten clamping screw (C).
A
D
A
B
B
E
A
C
D
F
