20
PN 20009722 REV E, [02/11/2015]
CAW WALL MOUNTED THERMOSTAT OPERATION
WARNING
Electrical shock hazard. Turn off power to unit before
proceeding. Failure to follow these instructions could
result in death or serious injury.
!
Verify Condensate Pump Operation
1.
Remove adjacent ceiling tile to access condensate
pump cover panel.
2.
Insert squeeze water bottle nozzle through opening in
condensate pump access panel and fill drain pan. See
Figure 34.
3.
Adding water activates float switch and pump.
Water must flow regularly when condensate pump is
energized. If water does not, check pipe slope or see if
there are any pipe restrictions.
4.
Verify all covers, panels and filters are in place and
discharge louvers are correctly positioned.
Figure 33 - CAW Louver Toggle Switch - Sizes
18/20/30/36
Figure 34 - Check Condensate Pump Operation
NOTICE
Unit is equipped with safety switch. Pump is
activated when condensate reaches critical level.
Safety switch disables cooling by closing water valve
if water level becomes too high.
