Determine that legible manufacturer's maintenance instructions are posted in a convenient location near valve.
Trip valve once a year in warm weather along with any accelerators and exhausters, and perform all steps in accordance with the manufacturer's instructions, including a full flow drain test.  Observe operation of any quick opening devices while making trip tests.  The manufacturer's instructions for testing and resetting the quick opening device should be carefully followed.
Check air pressures, priming water level, latching arrangements, automatic drip connections and general condition of valve room.
Observe operation of water motor gong, and other alarms or supervisory signals such as water flow paddle alarms, pressure switches, etc.
After annual trip test, dry-pipe valve should be internally cleaned and reset in a normal manner with special attention to renewal of rubber parts or adjustment of gauges or alarm devices.

All low point drains should be drained and kept free of water.
Clean surrounding area, record results and findings and report any needed repairs or operational adjustments.

The servicing of these valves shall be accomplished by qualified personnel or sprinkler company. 
The work required by this procedure may cause activation of an alarm and/or a supervisory signal. 
The control center or fire department that will receive the alarm and/or signal must be notified prior to start of work. 
If drains are not piped to outside of building, take necessary steps to prevent water damage during full flow drain test. 
Rate of discharge may exceed capacity of floor drain. 
On preaction and deluge valves, the associated fire detection system must also be serviced. 
Whenever possible, the operation of the preaction or deluge valves should be tested by the initiation of the fire detection system using the appropriate simulated fire condition, i.e., heat or smoke.
Preventive maintenance should be performed on the control valve (main supply) at this time since its functional purpose can be tested, (stop water flow). 
Obtain and review manufacturer's instructions.  Follow manufacturer’s instructions or procedures if different to these instructions or procedures.

Standard and Phillips head screw drivers-various sizes; Pliers-vise grip (2), slipjoint, needlenose, diagonal; cutting pliers, side cutters; Ball peen hammer; Hack saw and spare blades; 3/8' drive socket set and ratchet; Small set of Allen wrenches; Assorted center punches, drift punches, and steel chisel; 12' measuring tape; Crescent wrenches 4" to 8";  Open and box end wrenches ¼" to ¾"; File; Pipe wrenches to 14"; Small level and square; Pocket knife; Flashlights; Grease guns and oilers; Wire brush; Extension cord and inspection lights; Various cleaning tools - brushes, scrapers, etc; Emery cloth.
Gloves