Dixon 21 KAW/968999576 - Manual (Page 32)

OPERATION INSTRUCTIONS
32
TOWING TRAILERS AND OTHER ATTACHMENTS:
Towing a trailer or other attachment is not recommended.
TO FREE WHEEL MACHINE (Unlock Transmission):
Always turn off engine before engaging or disengaging the
hydro release (free wheel) lever. Never attempt to move the
lever with the engine running.
The hydro release valves are located behind the seat, on the
front side of the hydro pumps. To access the release valves, lift
the seat frame assembly, use a 5/8” wrench to rotate bolt
counter-clockwise two full turns to disengage pump. Repeat
procedure for opposite pump. To engage, rotate each pump
bolt clockwise until bolt is snug.
NOTE: Before pushing or towing tractor, transmission must be
unlocked and parking brake released. The tractor
should never be pulled at more than 2 miles per hour or
for any appreciable distance.