Fujitsu AO G22KBTB Series Service Manual page 25

¢ Drain control for dehumidification operation
 During cooling or dry mode
• When the compressor starts, the drain pump starts simultaneously.
• The drain pump operates continuously for 3 minutes after the compressor is turned off.
• When the compressor stops by the
25, the drain pump is turned off in 1 hour after the compressor stops.
• When the float switch is on, the compressor, indoor and outdoor fan motor operation are
stopped.
• Drain pump operates continuously for 3 minutes after the float switch is turned off and then
drain pump is turned off.
• When the float switch turns on continuously for 3 minutes, "failure indication" operates. (It is
necessary to turn off power for release it.)
• When the float switch turns off less than 3 minutes, the unit starts cooling operation. Indoor
fan motor starts after the float switch is turned off and the compressor starts after 3 minutes st.
6-9. Drain pump control
On
Compressor
Off
On
Drain pump
Off
"Anti-freezing control (cooling and dry mode)"
On
Float switch
Off
On
Compressor
Off
On
Indoor fan
Off
On
Drain pump
Off
Less than 3 minutes
3 minutes ST
3 minutes
- (01-22) -
3 minutes
on page 01-
6. Various control