G
RASS
T
RIMMER
O
PERATOR
'
S
M
ANUAL
23
1.
Check idle speed and reset if necessary. If a tachometer is avail-
able, idle speed screw (A) should be set to the specifications found
on page 10 "Specifications" of this manual. Turn idle screw (A)
clockwise to increase idle speed; counter clockwise to decrease idle
speed.
WARNING
DANGER
When carburetor adjustment is completed, the cutting attachment
should not turn at idle, otherwise serious personal injury may
result.
A
LUBRICATION
Level 1.
Tools Required: 8mm Open end wrench, wcrewdriver, clean rag.
Parts Required: ECHO
®
LUBE
TM
8 oz. (P/N 91014) or
Lithium Base Grease.
1.
Remove plastic shield.
2.
Loosen bearing housing locating screw (A), at the top of the
housing, loosen mounting screw (B) and remove gear case from
drive housing.
3.
Pull the flexible drive shaft (C) from the drive housing, wipe clean
and recoat with a thin coating [1/2 oz. (15 ml)] of grease.
4.
Slide the flexible drive shaft back in the drive housing being careful
not to get dirt on the flexible drive shaft.
5.
Install the bearing housing and shield.
A
B
C
