Equipment used in the work, if the author wants to repair faulty maintenance will repair the conditions safe enough (no tool released, because it may be dangerous.)
Equipment used in the operation If defective must write a Notification. For maintenance Will be repaired to a condition safe enough. (Tools not be used because it could be dangerous).
Equipment used in the work. If damaged, to write a notice to repair maintenance department to repair the safe enough. (tools do not take out it could be dangerous).