Before you start
4.
Carefully fit attachment drive shaft assembly into coupler (B)
to decal assembly line (C), making sure that the inner lower
drive shaft engages into the square upper drive shaft socket.
NOTE
Lower bearing housing and head assembly must be in line with
the power source.
5.
Rotate locator pin (A) 1/4 turn clockwise to engage lower
shaft hole. Insure locator pin is fully engaged by twisting low-
er drive shaft. Locator pin should snap flush in coupler. Full
engagement will prevent further shaft rotation.
6.
Secure lower shaft assembly to coupler by tightening clamp-
ing knob (D).
7.
To disassemble, reverse assembly instructions.
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