8–12 Test Your Clutch/Brake
Publication
65566.5.1 - October 1996
5. Remove the switch input from chassis B to repeat the test.
wire # AI:002/17
module group 2
terminal 37
6. Start the press and observe that it stops before reaching bottom.
7. Reconnect the switch input to chassis B (step 5).
Chain Break Switch
1. Place the mode selector switch in continuous mode.
2. Start and run the press.
3. Simulate tripping the chain break limit switch as if the chain had
broken. Observe that the press stops immediately. Do this by
shorting the chain-break input high. (Short input terminal 37 of
module group 4 to high in chassis A or B).
4. With the simulated condition of step 3, attempt to start the press.
Observe that the press does not start and that fault codes 47 and
127 are indicated.
5. Return the chain-break input to its normal condition, and attempt
to start the press. Observe that it starts and that fault codes 47
and 127 are absent.
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