(10) The oil system should keep circulating. (1) Bath the part of the boiler pipeline where the medium does not flow to keep the boiler water pump running.
(3) If the boiler stops for a short time, the boiler does not need to drain water.
(6) Put all anti-freezing heat tracing systems into operation, and at the same time, fill the boiler with nitrogen for maintenance or inject anti-freezing antirust liquid by maintenance personnel. When wet maintenance is needed, oil tracking should be carried out at the same time.
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(9) The cooling water of the rotating equipment should keep flowing, and a boiler water circulating pump can be started in turn to discharge the water in the motor cavity of the boiler water pump, otherwise the cooling water system should be disconnected as much as possible.
(4) Stop the furnace for a long time to prevent freezing, if the motor freezes.
) cold ash hopper water seal up properly to keep the overflow.
(2) Stop using boilers for dry maintenance as much as possible. If it is impossible to evacuate, it should be discharged regularly or by micro-flow, and if it is possible to evacuate, it should be evacuated as much as possible.