Display Assembly Replacement - MSA Orion G Mode D'emploi

Operating Manual Chapter 6, Warranty, Maintenance and Troubleshooting
16. Position the rear case 90 degrees up from the front case;
route the pump outlet tube between the pump and the
connector board and connect it to the barb protruding
through the main circuit board.
17. Replace and secure the back of the case with the four
mounting screws. Take care to route the tubing properly and
to correctly mate the main and connector boards.
18. Replace the battery pack and two mounting screws securing
the battery pack.
19. Completely recalibrate the Orion G Multigas and Leak
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.

Display Assembly Replacement

Before handling the circuit boards, ensure you are properly
grounded; otherwise, static charges from your body could
damage the electronics. Such damage is not covered by
the warranty. Grounding straps and kits are available from
electronics suppliers.
1. Turn OFF the power.
2. Remove the battery pack.
3. Remove the four remaining case mounting screws from the
back of the case.
4. Disconnect the pump outlet tube; place a small, flat
screwdriver at the base of the tube and gently pry the tube
away from the barb.
5. Remove the pump cap.
6. Remove the sensor cover and sensors.
7. Tilt the circuit board up at a 90 degree angle to gain access to
the connectors on the under-side of the circuit board.
" WARNING
" CAUTION
6-11