9�2 Reassembling The Detector - Honeywell Midas User Manual

9.2 Reassembling the Detector
1. Align:
a. the PCB at the top rear of the chassis
with the PCB connector at the top of the
mounting bracket and
b. the two tubes at the bottom rear of the
chassis with the two tubes on the bottom of
the mounting bracket.
2. Slide the chassis backward on the mounting
bracket assembly so that the PCB, connector,
and tubes engage fully. Push the chassis
backward on the mounting bracket.
CAUTION: The LCD is fragile. Do not apply
pressure to its surface.
3. Tighten the retaining screws to secure the
chassis to the mounting bracket.
4. Insert the MIDAS-S-XHF sensor cartridge
into the sensor cartridge chamber (see
Diagram 9-8) and refer to the Sensor Cartridge
Installation Quick Start Guide (MIDAS-A-021).
Diagram 9-8. Reassembling the detector.
chassis
5. Set the power switch to the "on" position.
6. Refit the ventilated top by aligning the slots
on either side with the locating tabs on the
mounting bracket assembly, shown in Diagram
9-9. Push the cover horizontally until seated.
tabs (2)
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cartridge
9-6
Midas Gas Detector
®
Diagram 9-9. Refitting the top cover.
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slots (2)