26
96-0012 rev G
June 2003
O
M
PERATOR’S
ANUAL
A u t o m a t i c
A u t o m a t i c
A u t o m a t i c
A u t o m a t i c
P a l l e t C h a n g e r
P a l l e t C h a n g e r
5.0 TROUBLESHOOTING
5.1 M
ACHINE
S
EQUENCE
The machine performs the following sequences when these
M
codes are commanded.
M14 - GO TO PALLET #1 LOAD POSITION (Used for machine installation only)
Move table into pallet #1 load position.
M15 - GO TO PALLET #2 LOAD POSITION (Used for machine installation only)
Move table into pallet #2 load position.
M17 - UNCLAMP PALLET AND OPEN AUTOMATIC DOOR (Used for machine installation only)
If table is near door, move table away from door.
Unclamp pallet.
Open automatic door.
Check Door Open switch - If door not open, generate alarm #638.
Check Receiver Unclamp switch - If receiver not unclamped, generate alarm #632.
M18 - CLAMP PALLET AND CLOSE AUTOMATIC DOOR (Used for machine installation only)
Clamp pallet.
Check Receiver Clamp switch - If receiver not clamped within the amount of time set in parameter #316,
generate alarm #633.
Close automatic door.
Check Door Open switch - If door not closed, generate alarm #639.
M36 - HOLD UNTIL “PALLET READY” BUTTON IS PRESSED
When “PALLET READY” button is pressed, enable an M50 pallet change (see below).
M50 - PERFORM PALLET CHANGE
Prepare for Pallet Change:
Turn coolant OFF.
Turn Through the Spindle Coolant OFF (if applicable).
Stop the spindle.
Enable APC motor.
Turn beeper ON. (The 'beeper' refers to the audible APC warning signal, and not to an alarm condition.)
Read all 3 pallet position switches (one switch for Receiver Clamp/Unclamp and two switches for Pallet Home /
Location) to determine empty position.
Read Switches:
If both pallets are home on APC, move to load pallet position in setting 121, 122, or 125,126.
If a pallet is on the receiver, determine the unload position.
Move the table to the correct unload position.
Open the automatic door.
TROUBLESHOOTING
