| 摘要 |
<p>PURPOSE:To decide the type and the necessity of maintenance by dividing at least one of plural operations into plural operations based on the setting order in a maintenance operation mode, by carrying out in sequence those divided operations and by displaying the detected information. CONSTITUTION:A maintenance operation mode is carried out accompanied with the operation of a maintenance switch 16 of a remote control device R. A maintenance control means 102 successively carries out in the maintenance operation mode a pre-ignition operating action and an ignition operating action in the setting sequences for the pre-ignition operating action, the ignition operating action, the burning operating action and the extinguishing operating action of a normal operation mode and by also dividing the pre-ignition and ignition operating actions into a 1st prepurge action, a 2nd prepurge action, a pre-ignition action and a slow ignition action of the maintenance operation mode respectively. Then a remote control switch 14u functions as a progress means which instructs the means 102 to progress the operation, and a down switch 14d function as a retrogression instructing means.</p> |
