UFC 3-600-02
1 January 2001
2-2.6.
Pre-Action Automatic Sprinkler Systems. Detection devices for actuation
are addressed in paragraph 2-2.2. Technical guidance on the tasks is contained in NFPA
25.
Table 2-5. Pre-Action Automatic Sprinkler Systems ITM Tasks
Component
Tasks
Monthly
1. Control Valves (without
1. Verify valve position.
lock or supervision)
Annual
1. Control Valves (locked or
1. Verify valve position.
supervised)
2. Waterflow Alarm Devices
1. Operate to verify initiation and
receipt of alarm.
2. Verify alarm test valve alignment and
tamper switch (if supervised).
3. Pre-Action Valve and
1. Inspect exterior of valves, gauges,
Trim
trim alignment.
2. Verify valve pressure and legibility of
hydraulic nameplate.
4. Main Drain
1. Conduct main drain test to verify
supply (valve position).
5. Fire Department
1. Verify accessibility and condition.
Connection
2. If caps removed or missing,
check for obstructions.
6. Valve and Riser Heated
1. Verify operability at beginning of
Enclosure (if provided)
heating season.
7. Low Temperature Alarm
1. Verify initiation and receipt of alarm at
beginning of heating season.
2 Years
1. Control Valves
1. Operate valve through entire travel to
verify function.
2. Lubricate valve stem.
2. Pre-Action Valve
1. Trip to verify proper operation.
2. Verify manual actuators (if
provided).
3. Inspect internal condition and clean
valve seat before resetting.
2-8
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