Faults
Reasons
Remove
Air temperature drops.
Pressure of steam reducing.
Restore the normal pressure, check the steaming system.
Too much condensate water.
Check and replace the exhausting devices. Check and repair heat preserving walls of steaming pipes.
Too much supply of fresh air.
Check valves of heat preserving devices. Adjust the valves of exhausting system.
False running of heating fans, or heat preserving walls being worn.
Adjust heating fans. Mend heat preserving walls.
Heat conduction of heater reducing.
Clear heater off dirt and scraping.
Jetting speed lowers of spray
Unusual running of heating fans.
Adjust heating fans.
Jam of scraping in heater.
Clear off scraping.
Too much scraping in jetting bellow.
Clear off scraping.
Moisture of air is too high in humidity.
Air temperature dropping.
Check steaming system.
Leak of steaming system.
Mend the leak.
Too low air current.
Check heating fans.
Faults in exhausting humidity system.
Check and repair. Adjust exhausting humidity valve.
Efficiency drops suddenly.
Wrong rotating direction of heating fans.
Correct the rotating direction.
Too loose belts.
Tighten them.
Leak of steaming system. Inside temperature rising.
Mend the leak.
Jam of exhausting system.
Clear filter of exhausting system off dirt.
Too high the opposite pressure in exhausting system.
Reduce the opposite pressure below 1×105Pa.
Invalidation of engines of heating fans.
Change engines.
Steam pressure reducing, then temperature reducing.
Increasing stem pressure to standard.
Veneer cools not enough.
Wrong rotating direction of fans.
Change the rotating direction.
Wrong adjustment of valves.
Readjust.
Net run unsteadily.
Not parallel supporting rollers.
Adjust the rollers.
Bad quality of belts or distortion caused by long term use.
Change for better belts.
Small supporting rollers moving due to long term use.
Revise the rollers.
Guiding devices of belts not functioning.
Check and revise.
Wearing of graphite bearings.
Change bearings.
Too loose the conveying chains.
Adjust the tightness of chains.