7-3
If You Encounter a Problem
If the fan does not run
WARNING The power cord is connected to i nternal capacitors that may remain
live for 10 seconds after you disconnect the cord from the power
supply.
Figure7-1. Line Fuse Removal and Replacement
WARNING For continued protection against fire hazard , replace the fuse with the
same type and rating.
If the fan does not run
1Switch the LINE power switch to the off position.
2Check that the fan blades are not jammed or obstructed.
If data entry keys dont respond
Check that the entry off function is not enabled.