Anderson ANM76 Betriebshandbuch - Seite 10

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11.4 Stop Procedure

Do not turn the combustion air blower off until the chamber temperature is below

80°C. This will prevent hot gases from back flowing into the burner and blower, which

may cause damage to the burner.

–

Stop the burner through the burner control system.

–

Run the combustion air blower until the chamber temperature drops below 80°C.

–

Turn off the combustion air blower.

–

Close all manual gas valves to the burner.

12. Burner Maintenance

Preventive maintenance is the key to a reliable, safe and efficient system. The good habit

of any preventive maintenance system is setup and follow up the periodic checklist.

Customer should make the final determination on maintenance intervals and tasks to be

performed while considering the working condition and environment.

System routine safety audit must be taken including gas leak test at least half a year. If

necessary, the frequency of audit should be increased. Leak detect, control functions of the

equipment must be included in the scope of audit. Only Anderson technicians or those who

are trained and qualified by Anderson, as well as other relevant professionals, can maintain

the burners. All valves, especially ball valves, must be slowly open or close in order to

prevent pressure surge in pipe. Please pay more attention to the following items as

consider preventing maintenance

–

Examine and, if necessary, clean, replace any gas or air filter elements

–

Check all bolts tightness.

–

Check all piping connections for leaks.

–

Inspect the flame monitoring device and maintain in accordance with manufacturer's

instructions.

–

Check the function of all pressure switches.

–

Check function of all limit switches.

12.1 Half year checklist

– Inspect the flame sensing devices for good condition and cleanliness.

– Check for proper air and gas pressures.

– Test all the system alarm signals for proper response.

– Check and clean igniter electrodes.

– Check valve actuators and control valves for free, smooth movement.

– Check for the proper operation of ventilating equipment.

– Test the interlock sequence on all safety equipment. Manually force each interlock

to intentionally fail while at the same time noting if related equipment closes or

stops as specified by the manufacturer. Test the flame safeguard by manually

shutting off the gas to the burner.

– Test the manual gas shut off cocks for proper operation.

– Inspect and clean the combustion air blower rotor. Clean and/or replace the

combustion air blower filter if applicable.

Anderson Thermal Soluions（Suzhou）Co., Ltd

Anderson Thermal Solutions – ANM76 Burner Operation Manual