Preventive Maintenance Checklist: VALVE, FIRE W/TAMPER SWITCH, FLOW SWITCH - Quaterly

• Site conducted

• Conducted on

  Date

• Prepared by

• Location

• Work Order Number

Safety Guidelines

• Schedule work with operating personnel

  Yes

  No

  N/A

• Check with operating personnel for deficiencies

  Yes

  No

  N/A

• Follow site safety rules and your supervisor's instructions

  Yes

  No

  N/A

• Obtain and review manufacturer's instructions

  Yes

  No

  N/A

• Report any problems you find

  Yes

  No

  N/A

• Record the results in the equipment history log

  Yes

  No

  N/A

• Verify proper signal at FACP

  Yes

  No

  N/A

Maintenance Procedures

• Valve supervision - turn the valve stem about three (3) complete turns, and check for a signal. Adjust the tamper device if necessary

  Yes

  No

  N/A

• Air pressure supervision

  Yes

  No

  N/A

• Inspect the pressure gauges for any damage

  Yes

  No

  N/A

• Tap the gauge to see if the needle is jammed or immovable

  Yes

  No

  N/A

• Check for proper air pressure

  Yes

  No

  N/A

• Gradually release air pressure, and note the pressure at which the air pressure switch activates the signal. When necessary, adjust the pressure switch. Re-pressurize the system.

  Yes

  No

  N/A

• Temperature supervision - mechanically activate the temperature switches, and check for a signal. Adjust if necessary.

  Yes

  No

  N/A

• Water level supervision - check the float mechanism for rust and freedom of movement. Move the float until signal is received. Adjust if necessary

  Yes

  No

  N/A

• Water flow alarms (zoned) - open test connection (usually located at sprinkler risers) or open inspector's test valve (located at end of most remote branch line). Check for proper transmission of signals from water flow paddle alarms or pressure switches

  Yes

  No

  N/A

Maintenance Hours

• Time spent on work order?