57
SPM Flex Gas Detector
11. Reverse this procedure to install the new pump.
12. Replace the wire ties and dress the bundle in the wire guides.
13. Close the case. To maintain the detector’s IP rating, tighten the captive screws
[torque to 6.9 lbf-in ±0.4 (8kgf x cm ±0.5)] in the order shown in this illustration.
Figure 36.
1
4
6
5
2
3
Case screws tightening order.
14. Reset all fault codes (Main menu > Reset Alarms & Faults > Reset All).
15. Install a Chemcassette cartridge (see “Installing a Chemcassette cartridge” on page
18).
16. Navigate to Monitor mode. Depending on the gas being detected, the target
sample analysis flow rate should be between 250 cc/min and 500 cc/min (see
“Detectable Gases” on page 62).
17. Navigate to Review mode > Additional Status. The flow and pump drive values will
be displayed.
18. Verify that the target flow has been reached. If it cannot be reached, a full flow
calibration must be performed. Contact Honeywell Analytics.
19. Verify that the pump drive value is between 0-65%. If the pump drive value is not
within that range, contact Honeywell Analytics.
Checking the stepper motor
The detector will display an instrument fault in the event of a stepper motor
malfunction� See “Instrument Fault/Maintenance Fault/Information Codes” on
page 50�
Checking the gate motor
The detector will display an instrument fault in the event of a gate motor
malfunction� See “Instrument Fault/Maintenance Fault/Information Codes” on
page 50�
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