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ENVIRO-TEC
25
FORM ET115.24-NOM11 (118)
CONDENSATE FLOAT SWITCH INSTALLATION
Ensure float switch assembly is firmly secured to the
bracket. Ensure top of float is below rim of pan. Switch
will trip when the water level reaches a point even with
top of float when float is in down position. Sensitivity
may be adjusted by threading switch assembly
downward out of bracket if necessary.
Test switch by lifting float with unit on. Unit should
stop running if switch is correctly wired. Test switch
sensitivity by filling pan and confirm switch stops unit
before pan overflows.
Supplier’s install instructions
1. Disconnect power to unit at main panel.
2.
Clip switch bracket onto side of pan at low end
and press firmly into place ensuring switch wires
are positioned up ensure float moves freely.
3. Secure bracket into side of pan using self-tapping
sheet metal screw through upper hole in bracket.
4. Ensure float switch assembly is firmly secured
to bracket. Ensure top of float is below rim of
pan. Switch will trip when water level reaches
a point even with top of float (when float is in
down position). Sensitivity may be adjusted by
threading switch assembly downward out of
bracket if necessary.
5.
Ensure wiring matches the wiring diagram
provided with the unit.
6. Test switch by lifting float with unit on. Unit
should stop running if switch is correctly wired.
7. Test switch sensitivity. Fill pan and confirm that
switch stops unit before pan overflows.
8.
Place warning sticker on air handler or condenser
unit
.
Figure 15b: Drain pan float switch diagram
Figure 15a: Drain pan float switch installed