Lull 644E-42 Operation Manual - Manual (Page 13)

Safety Practices
11 Model 644E Origin 3/04
Avoidance Symbols (contíd)
OU1530
Keep Truss
Boom Horizontal
When Using
Winch
OU1540
Avoid Rope
Damage. DO
NOT Tilt Truss
Boom DOWN
When Using
Winch
OU1550
OU1520
Stop Operation
At This Point
OU1510
Prohibition
Symbol. DO NOT
Operate
Avoid Rope
Damage. DO
NOT Tilt Truss
Boom UP When
Using Winch