Vlectro OP 013106 Manual De Instrucciones página 40

Assembly
1.Insert the top of the telescopic tube (the narrower end with the groove
in the back and locking slots on the front) into the handle until the locking
button locks into the hole on the handle.
2.Connect the black cable with the port. Insert the bottom of the telescopic
tube into the rotate mop host until the locking button locks into the hold on
the host.