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Fire Engineering and Maintenance


Fire engineering business includes the following businesses

1. Automatic fire alarm system

It consists of alarm equipment, broadcasting equipment and accident telephone. The system maintenance includes:

The detector fire alarm and signal display function normally. And check and clean up the pollution smoke.

The manual alarm in the hydrant, the remote control to start the fire pump and the manual start and stop of the fire pump control function and signal display function are normal.

The water flow indicator alarm function and signal display function are normal, the smoke sensor detectors on both sides of the rolling door alarm link control function and signal display function of the rolling door step down, the temperature sensor alarm linking rolling door two step drop control function and signal display function are normal .

The smoke detector and manual alarm are linked to control the non-fire-fighting power supply and fire control valve, and the display signal function is normal.

The control function and signal display function of the positive pressure fan and the smoke extraction machine to cut off the new air conditioner of the smoke sensor and manual alarm are normal, and the control function and signal display function of the manual start and stop of the pressure fan are normal.

2.Automatic sprinkler fire extinguishing system

It consists of a pipe network, a water flow indicator, a wet alarm valve, a valve, a pressure gauge, a spray head, a spray pump power distribution cabinet, and a voltage stabilization pump power distribution cabinet. The maintenance content is as follows:

The valve status can remain normal.

The pressure of the sprinkler system's pipe network remains normal.

Drain the pipe network once a year to clear the water.

Valve oiling maintenance

The appearance of the sprinkler is intact, without damage, and without foreign body clogging.

Automatic sprinkler fire extinguishing system troubleshooting. Replace the faulty sprinkler in time.

3.Hydrant system

It is composed of fire pump, stabilized pump, fire hydrant box, pipe network, fire pump distribution cabinet, stabilized pump distribution cabinet, valve and pressure gauge. The maintenance content is as follows:

The hydrant has all the necessary accessories and the valve is normal. Replace aged and damaged hoses.

The alarm function of the manual alarm in the hydrant box is normal, and the signal display and feedback functions are normal.

The pressure of the hydrant system is normal, and the end of the hydrant is tested at each quarterly inspection.

The hydrant system valve status is normal.

The fire hydrant pipe network is regularly drained and cleaned to ensure the water quality of the hydrant is clean.

Maintenance of each valve of the hydrant system to ensure that the valve is flexible and reliable.

Fire hydrant system troubleshooting.

4, fire shutter door system

It consists of fire shutter door and fire shutter door control box. The maintenance content is as follows:

The function of manual lowering and ascending control of fire shutter door is normal.

The automatic lowering control function and action of the fire shutter door are normal.

The one-step and two-step lowering of the fire-resistant rolling shutter door is accurate and the signal return function is normal.

The power supply of the fire shutter door control box is normal.

Fire roll-up shutter system troubleshooting.

5.Fire valve system

It is composed of fire valve in the ventilation duct. The maintenance content is as follows:

The fire damper operates normally.

The fire valve closing signal is normal.

Oil the moving parts for maintenance.

Troubleshooting of fire damper system.

6.Positive pressure air supply and exhaust system

It is composed of pressurized blower and pressurized blower power distribution cabinet. The maintenance content is as follows:

The positive pressure blower is operating normally.

The manual / automatic start / stop function of the positive pressure blower is normal.

The positive pressure blower gas signal is normal.

Troubleshooting of positive pressure blower system.

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Copyright ? Guangdong Tewei Security Technology Co., Ltd. 2014