Honeywell SPM Flex User Manual page 48

SPM Flex Gas Detector
To verify optic system response
Using the optional optics test card, perform the optics verification test�
From the Test menu, select the Optics verification option and follow the
instructions on the display� If the "Optics verification success!" message is
displayed, the optic system is functioning normally� If the "Optics verification
failed! Please remove card and put Chemcassette back" message is displayed,
return the detector the Honeywell Analytics for service�
To replace internal filters
Bypass lter bracket
Bypass lter
Figure 25. Removing the internal filters
The dust filter and acid scrubber are attached to a single manifold� Press and
hold the locking ring on the fitting firmly in the direction of the arrow and lift the
filter assembly out together� Replace the filters in the manifold and reattach the
assembly by gently pressing it into the Push fittings until it locks�
To free the bypass filter, remove the bypass filter screw and pull out the bracket-
filter assembly� Disconnect the black bypass tube� Attach the tube to the new
filter-bracket assembly, insert it in the manifold, and tighten the bypass filter
screw�
Perform a leak test (see the previous page) after every filter replacement�
To check the stepper motor
The detector will display an instrument fault in the event of a stepper motor
malfunction� See pages 44-45�
To check the gate motor
The detector will display an instrument fault in the event of a gate motor
malfunction� See pages 44-45�
48
Dust lter/acid scrubber assembly
Bypass lter screw
Dust lter/acid scrubber
locking ring
Manifold
Area of detail