Kubota GR1600-ID-2 Operator's Manual page 29

8 MOWER MOUNTING
11. Pull back the coupler of the universal joint.
Push the universal joint into the PTO shaft until the
coupler locks.
Tug the universal joint backward and forward to make
sure it is locked securely.
(1) Universal joint
(2) Coupler
(A) "TUG"
12. Extend the universal joint cover to the coupler of the
universal joint, and then attach the stay to the frame
with bolts.
(1) Universal joint cover
(2) Bolt
(3) Stay
A Make sure to install the stay to the frame with bolts.
A For dismounting the mower deck, reverse the above
procedures.