ASSEMBLY
99944200620
16
X7532093907
© 1/2017 ECHO Inc.
Note: Your coupler may appear different than coupler shown.
5.
Carefully fit attachment drive
shaft assembly into coupler (B)
to decal assembly line (C),
making sure that the inner lower
drive shaft engages the square
upper drive shaft socket.
Note: Earlier model Power
Heads may have shorter
couplings.
Note: Lower bearing housing and
head assembly must be in
line with the engine.
6.
Rotate locater pin (A) ¼ turn
clockwise to engage lower shaft
hole. Insure locater pin is fully
engaged by twisting lower drive
shaft. Locater pin should snap
flush in coupler. Full engagement
will prevent further shaft rotation.
7.
Secure lower shaft assembly to
coupler by tightening clamping
knob (D).
B
A
C
D
A