china vertial gas fired hot water boiler

Recently, customers found us, consulted gas boiler safety operating procedures and precautions, in response to your question, our technicians have given the answer. Safety operation rules and matters needing attention for gas-fired boilers. (1) when abnormal phenomenon is found in gas boiler body, how to do control device failure in safety accident should press emergency turn-off button to stop boiler operation; (2) when the boiler feed pump is damaged and the regulating device fails, it is necessary to press the emergency turn-off button to stop the operation of the boiler, (3) when there is a problem with the electric fuel, it is necessary to press the emergency turn-off button; 4 when there is a danger to boiler or personal safety phenomenon, emergency shutdown should be taken; 5. The start-stop of the burner is directed by the boiler controller according to the change of pressure. (this function is automatic) the operator should always observe the change of pressure and stop immediately if there is any abnormal phenomenon. 6. The boiler operator should observe the water level at any time during operation, especially to ensure that the replenishment tank is full of water. Operators should regularly discharge the boiler to ensure boiler water quality. 7. Once an abnormal phenomenon occurs during boiler operation, the operator should shut down immediately and start from the new engine after handling the fault. 8. The incendiary engine operator with three-phase power supply should determine the positive and reverse of the motor before the first start-up, otherwise it will not be able to do so. Normal ignition. (at this time the incendiary machine in ten seconds after the fan stop, control box alarm).

SUMMARY gas boiler maintenance gas boiler twice monthly maintenance inspection item A. Fuel supply line: a filter cleaning gas oil; ignition gas conduit 2 airtightness inspection; 3 checks whether the flow line... B. inspection of the instrument: a flushing water table; 2 Syphons flushing; valve experiment. C. Check burner:.... The flame detector (photocell) cleaning the light receiving surface; second inspection oil pump pressure is normal; 3 checks the combustion flame is normal; 4 check burner, the burner sound is abnormal; 5 Cleaning revolutions cup; 6 o'clock washing water rod. . Check D. Intake system: a washing water filter; 2 reaches rated pump head and flow; 3 a check valve is working properly... E. daily drainage tank and the cleaning debris. Water quality testing, water testing furnace. F. Check the combustion consumption is normal. Every three months in addition to the maintenance items plus the inspection item inspection items: Electric Part A: 1 line is loose aging, failure; 2 check the reliability of electrical components, overload; Protection relay 3 is normal; B.... open soft low deactivation tank valve exclude sludge; C to test the boiler and then point interlocking means: 1. low water position; overpressure 2; 3 flameout 4. The exhaust gas temperature ultrahigh; D. et quality tobacco. detection: analysis of tobacco smoke constituents comprising temperature detecting tail, combustion is working properly checked. E. burner and boiler cleaning outer cleaning. Paul A. large projects each year hosts a body part of a comprehensive clean-up tobacco pipes, water pipes, front and rear smoke box, part of the furnace and the burnout chamber and smoke tubes ash collection. 1. inspection openings comprehensive inspection hole hand hole, manhole sealing soundness, and timely replacement of defective seals. 2. The overall comprehensive testing instruments, valves, comprising detecting pressure gauge and safety valve, the pressure controller and the electrode level controller tuning. Part B. burner: Burner cleaning turn round cup, ignition means, filter, pump, motor and impeller systems, throttle link means to add a lubricant. Re-awarded for combustion testing. C. access control section detecting electrical components, control lines, the control box clean ash collection, each control point is detected. D. water supply system maintenance water treatment plant to check whether water quality standards, a comprehensive clean soft water tank, to check the functioning of the pump and lift, clean check valve spool and so on.

(2) major components: the gas burner 5 is constructed of the following system components: 1, the function that the air supply system, air supply system into the wind speed a certain amount of air to the combustion chamber, its main components are: a housing, the fan motor, fan impeller, air guns fire tube, damper controller, damper baffle, a cam adjusting mechanism diffuser plate. 2, the ignition system functions in that the ignition system ignites a mixture of air and fuel, its main components are: the ignition transformer, the ignition electrode, a high voltage electrical cable fire. 3, system monitoring function monitoring system is to ensure that the burner safe and stable operation, the main components are flame detectors, pressure monitors, temperature monitors and the like. 4, functions of the fuel system of the fuel system is to ensure that the desired fuel burner. The fuel oil burner system are: tubing and fittings, pumps, solenoid valves, nozzles, heavy oil preheater. The gas burner mainly a filter, pressure regulator, solenoid valve, and then firing solenoid valve, the fuel valve. 5, electronic control system electronic control system command center and the focal the above system, the primary control element is a control box, with different programmer for different burners, the common programmer has: LFL series, the LAL series, LOA series, LGB series, the main difference is the time of each different program steps. 1, AC 220V power supply is turned on, the buzzer beeps once. 2, press the start button, the buzzer sounds, power controller, the LCD display is opened. At this time, the controller is in standby. 3, the controller opens, through the keyboard operator can enter the running state (open furnace), out of service state (shutdown), the pump manually set the time, access to the recording operation of the alarm and the like. Fireman who usually just press the start key to start the oven, press the stop button shutdown, is very simple. 4, press the start button, to enter the running state, the controller controls the start and stop of the burner according state boiler water temperature, controlling start and stop the pump in accordance with the temperature of boiler water level or state. 5, press Stop key to exit the operating state, the controller closes the burner and the pump (with the exception of pump delay). 6, in the standby state or alarm press the stop button, the LCD display is turned off, the controller off. 7, manually operated pump device selection key press, the pump mark blinks to indicate that the selected pump operation. Proceed as + key auto / manual switch (when the pump is in the manual mode, the pump below the graphic display flag Manual); button can also be provided to manually activate or deactivate the pump (pump case immediately into the manual mode). Press the device selection key to exit the pump operation.

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