409-35009
Rev E
25 of 44
5.3.
Safety system check
A check of the safety system should be performed once per shift, or at least once per day during routine
production. Perform the following during the check:
HF-20 Terminators
1. Power ON the system by turning on the AC disconnect switch.
2. Place the system in diagnostic mode (see section 8.2).
3. Close all the guards: Front Guard and Side Guard (if equipped).
4. On the control panel display, verify that the input identifier is ON (Figure 19).
Figure 19: Input identifiers for HF-20
1
Guards interlocks
2
Emergency stop
3
Motor safety stop
OFF
ON
5. Open the Front Guard. Verify that the input identifier
Guard Interlocks
is OFF (Figure 19).
6. Close all the guards: Front Guard and Side Feed Guard (if equipped).
7. On the control panel display, verify that the input identifier
Guard Interlocks
is ON (Figure 19).
8. Twist and pull out (to release) the
Emergency Stop
Button.
9. Press the
Safety Reset
push button.
10. Verify that the
Safety Reset
indicator in the Safety Reset push button turns ON when the button is
pressed.
11. Verify that the input identifier
Emergency Stop
is ON and the input identifier
Motor Safety Stop
is
OFF (Figure 19).
12. Press the
Emergency Stop
push button.
13. Verify that the
Safety Reset
indicator in the Safety Reset push button turns OFF when the
Emergency Stop push button is pressed.
14. Verify that the input identifier
Emergency Stop
is OFF and the input identifier
Motor Safety Stop
is ON.
DANGER
If the preceding checks cannot be verified,
do not
operate the machine. Failure to verify these systems checks indicates a
potential problem with the safety system. Contact TE Field Engineering personnel for assistance.
