| 摘要 |
<p>PURPOSE:To perform service inspection in a short time by a method wherein, a first drain pan and a second drain pan which collects the drain water from the first drain pan are connected by a flexible drain hose. CONSTITUTION:In the execution of service inspection, a suction grille 35 is suspended, a second drain pan 28 is lowered by hand which is thrusted-in through a suction space 61, a drain hose 29 introducing drained water from a first drain pan 15, is bent easily. In this bent state, the service inspection of the second drain pan 28 and the drain pump 25 is performed. After these works are finished, the drain hose 29 is returned to upright state again, and the intake port 62 is closed by a suction grille 35.</p> |
