Rockwell Automation 1761-HHP-B30 MicroLogix 1000 with Hand-Held Programmer (HHP) - Manual (Page 318)

Chapter 17
Entering and Editing Your Program
17–6
While in either append or overwrite edit mode, you can delete individual
instructions and rungs. You can also delete a range of rungs within a single
program file.
Important: If you delete an instruction or rung(s), you cannot undo the
deletion.
Deleting an Instruction
You can delete a single instruction while viewing any parameter of that
instruction by pressing the key shown below.
DEL
A L L
Important: A confirmation screen will not appear; the instruction is simply
deleted. If you delete an instruction, you cannot undo the
deletion.
Once the instruction is deleted, the instruction that immediately followed it
on the rung appears on the display. The only exceptions to that rule are
described in the table below:
If the deleted instruction was: Then the display shows:
the last instruction on a rung the first instruction of the next rung.
the only instruction on a rung an empty Start of Rung screen.
You cannot delete the Start of Rung screen unless all other instructions on the
rung are deleted first. However, you can delete the entire rung.
Deleting a Single Rung
To delete a single rung, follow these steps:
1. While viewing any instruction located on the rung you want to delete,
press the key sequence shown here:
FUN DEL
A L L
D E L E T E R U N G ( S ) :
x x x
The confirmation screen shown above appears. The number of the rung
to be deleted is shown in the lower left-hand corner.
Deleting Instructions and
Rungs