Lull 644E-42 Operation Manual - Manual (Page 69)

Operation
67 Model 644E Origin 3/04
Attachment Reconnect
Be sure you are performing this procedure on level ground.
1. Position the vehicle directly behind the attachment to be mounted.
2. Tilt the quick attach backward.
3. Extend the boom approximately 10 feet (3 meters) and drive the vehicle
forward until the attachment pivot pins are below and between the two
hooks on the attachment.
4. Raise the boom until the attachment pivot pins have seated fully in the
hooks of the attachment.
5. Tilt the attachment up slightly. The quick attach link should be tight against
the rear of the attachment and the holes in the link and the attachment
should be aligned.
6. Place the travel select lever in the (N) NEUTRAL DETENT position,
engage the parking brake switch and exit the vehicle using both hand
holds.
7. Lift the quick attach lock lever (1). Insert the quick attach pin (2) completely
through the attachment and the quick attach link. Be sure the quick attach
lock lever has lowered and seated itself into the groove in the quick attach
pin.
8. Return to the cab, fasten the seat belt and resume operation.
WARNING:
DO NOT operate this vehicle unless you are in the
seat with the seat belt fastened around you. Death or serious personal
injury could result if the belt is not securely fastened.