Carrier 33CSSP3-FC Installation Instructions

Step #2 Applications
3
New Applications
• FollowthethermostatandE-M(Electro-Mechanical)wiringdiagrams
suppliedwiththesubmittalpackage,andaxedtothefancoilunit
enclosure.Gotopages6through10forinstructionstotestoperationfor
the available applications.
Existing Applications
• Removethecoveroftheoldthermostat.Ifitdoesnotcomeoeasilycheck
for screws.
• Loosenthescrewsholdingthethermostatbaseorsubbasetothewalland
lift away.
• Disconnectthewiresfromtheoldthermostat.Tapetheendsofthewires
asyoudisconnectthemandmarkthemwiththeletteroftheterminalfor
easy reconnection to the new thermostat.
• Keeptheoldthermostatforreferencepurposesuntilyournewthermostat
is functioning properly.
CAUTION: Risk of Electric Shock.
Disconnectpowersupplybeforemakingelectricalconnectionstoavoidelectricshock.
CAUTION: Risk of Property Damage.
Donotapplypowertothesystembeforecheckingallwireconnections.Shortcircuited
or improperly connected wires may result in permanent damage to the equipment.
CAUTION
CAUTION
IMPORTANT:Makeallwiringconnectionsinaccordancewithlocal,national,andregional
regulations.DonotexceedtheelectricalratingsoftheFanCoilSeriesThermostatControllers.
Note: This thermostat is strictly a low voltage control. A compatible relay board must be
installed to isolate the 24 volt wires from the line voltage to the fan.

Carrier 33CSSP3-FC Specifications

General

Brand	Carrier
Model	33CSSP3-FC
Category	Thermostat
Language	English