Warning - MSA Orion Operation Manual

Operating Manual Chapter 6, Warranty, Maintenance and Troubleshooting
11. Disconnect the back light fiber optics bundle by spreading
the two clips which hold the back of the LED onto the
circuit board.
12. Connect the new circuit board to the membrane switch
ribbon cable; latch down the two tabs located on either side
of the ribbon socket.
13. Connect the display ribbon cable; latch down the two tabs
located on either side of the ribbon socket.
14. Connect the back light fiber optics bundle; snap the
connector over the LED on the circuit board.
15. Position the circuit board into the case, carefully lining up the
connector for the IR Link circuit board, if so equipped.
16. If the instrument is equipped with a pump, position the rear
case 90 degrees up from the front case; route the pump
outlet tube between the pump and the in-line filter and
connect it to the barb protruding through the circuit board.
17. If the instrument is equipped with a pump, connect the
pump cable.
NOTE: Be careful to use proper polarity; the red wire should
be toward the center of the circuit board.
18. Replace and secure the back of the case with the four
mounting screws.
19. Replace the battery pack and two mounting screws securing
the battery pack.
20. Completely recalibrate the Orion Multigas Detector.
Verification of calibration response is required; otherwise,
the instrument will not perform as required, and persons
who rely on this product for their safety could sustain serious
personal injury or death.

WARNING

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