6
ENGLISH
8
Test Run
Checking drain status
Run the air conditioner in cooling mode after completion of electrical work and piping construction, and
check smooth draining.
• If long-time cooling is disabled, fill the drain pan of the air conditioner with water, and check for smooth
draining.
• Check that no water is leaking from anywhere.
Checking float switch
• To activate the float switch, detach the front panel of the kit and press up the float of the switch with
a screwdriver or similar instrument.
• Be careful that the air conditioner will stop abnormally if the float switch is operated continuously for
two minutes or more.
REQUIREMENTS
• Activate the float switch during cooling operation.
Check that the air conditioner stops cooling operation with the drain pump running.
• Activate the float switch after cooling operation.
Check that the air conditioner drains by the drain pump.
9
Check the Draining
In order to put the function of the air conditioner and the drain pump kit fully to practical use, the regular
maintenance and check are necessary, together with correct usage.
For the air conditioner body and the drain pump kit especially, check dirt of the drain pan once per year
before cooling season and clean them if dirt is heavy.
35
<Float switch position>
Float switch
+1E(1-6)TCBDP32DE.p65
2005/02/07, 14:22
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