MSA Chillgard 5000 - 15 Appendix B: Installation of Optional Equipment; Strobe

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Appendix B: Installation of Optional Equipment
Chillgard 5000
US
15 Appendix B: Installation of Optional Equipment
WARNING!
Disconnect ac power before opening the device enclosure. Failure to do so can result in electrical
shock. Electrical shock can cause damage to the device and injury to personnel.
To prevent electrostatic discharge (ESD), connect an ESD wrist strap to the ESD connection point
inside the device enclosure before doing work inside the enclosure. ESD can cause damage to the
device.
Do not touch the electronic circuit boards.
Failure to follow these warnings can result in serious bodily injury or death.
15.1 Strobe
Fig. 16 Strobe wiring
For field installations, follow the strobe manufacturer's instructions and the following general proce-
dure:
(1) Disconnect electrical power to the device.
(2) If applicable, remove the locking mechanism.
(3) Release the two latches on the left side of the device.
(4) Open the enclosure.
(5) Attach the ESD wrist strap to the ESD connection point inside the enclosure.
(6) Use a ¼-in. hex driver to remove the 4 hex nuts on the circuit board cover.
(7) Remove the circuit board cover.
(8) Remove the hole plug out of the top of the device.
(9) Put the wires of the strobe through the middle of the supplied gasket.
(10) Put the wires through the hole in the top of the enclosure and the supplied locknut.
(11) Tighten the locknut so the strobe is attached securely to the device.