Maintenance; Tools Required; Regular Maintenance Recommendations; Repair And Replacement - ProFire PF3100 Product Manual

19 MAINTENANCE

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Warning: Do not modify any system wiring or handle the electronics while the system is powered.
Caution: Do not disassemble or modify the cards in any way. The cards are not field repairable and
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must be sent back to Profire for replacement if damaged.
Caution: All enclosures must be securely closed after opening. Improper closure may result in moisture
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or other environmental damage and may compromise the integrity of the product.

19.1 TOOLS REQUIRED

The following tools are required for maintenance and commissioning:
Large flat-head screwdriver to open and close enclosures.
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3mm terminal block screwdriver for securing wiring to card terminal blocks.
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• #1 and #2 Phillips screwdriver for removing and replacing cards in enclosures.
Digital multimeter or process calibrator for troubleshooting.
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19.2 REGULAR MAINTENANCE RECOMMENDATIONS

The following items should be performed periodically to ensure that the PF3100 control system is in good
working order:
Replace any cards or enclosures showing signs of damage, water ingress or corrosion.
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Validate functionality of UI screen and all keypad buttons.
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Ensure all electrical connections are properly terminated with minimal exposed copper in accordance
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with local electrical codes.
Calibrate and validate functionality of all connected input and output devices (thermocouples,
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transmitters, valves, etc.)
• Validate system behavior under all shutdown conditions.
Verify that all field inspection certifications are valid.
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19.3 REPAIR AND REPLACEMENT

Contact Profire customer service for card replacements. Care must be taken when handling replacement cards to
avoid damage and electrical static discharge. All replacement cards must be installed in place of the original card
with four #10-32 screws tightened to 26 in*lb.
Ensure that a firmware update is performed on all replacement cards to ensure that all connected cards are running
the same version of firmware.

19.4 DECOMMISSIONING

The useful life of the PF3100 is 10 years. When decommissioning the system, the appliance should be safely shut
down (i.e., all safety outputs are turned off and there are no gas leaks on site). Once the appliance is in a safe state,
the power should be disconnected from the PF3100. All electronics must be disposed of in accordance with local
rules and regulations.

19.5 MANUFACTURER NOTIFICATION

Any failures that are detected and that compromise functional safety must be reported to Profire customer service
as soon as possible.
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PF3100 Product Manual
DOC-001149 v8.0
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