Trane XL20i 4TTZ0024A1 - Mechanical Specification Options; General; Compressor; Comfort Control

22-1825-09 11
Mechanical
Specification Options
General
The4TTZ0isfullychargedfromthefac-
toryformatchedindoorsectionandup
to15feetofpiping.Thisunitisdesigned
tooperateatoutdoorambienttempera-
turesashighas115°F.Coolingcapaci-
tiesarematchedwithawideselection
ofairhandlersandfurnacecoilsthatare
A.R.I.certied.Theunitshallbecerti-
edtoUL1995.Exteriorisdesignedfor
outdoorapplication.
ComfortLink™ II
Thisoutdoorunitcontainsthe
ComfortLink™IIdigitalcommunication
with2wireconnectiontooutdoorand
Plug-n-Playsetup.
Charge Assist™
TheChargeAssist™indicatessystem
ChargeStatus.
Casing
Unitcasingisconstructedofheavy
gauge,G60galvanizedsteeland
paintedwithaweather-resistantpowder
paintonalllouvers,panels,prepainton
allotherpanels.Corrosionandweather-
proofCMBP-G30DuraTuff™base.
Refrigerant Controls
Refrigerationsystemcontrolsinclude
condenserfan,compressorcontactor
andhighandlowpressureswitches.
Highandlowpressurecontrolsare
inherenttothecompressor.Afactory
installedliquidlinedrierisstandard.
Compressor
TwoClimatuff
®
compressorsdeliver
50%or100%capacitymodulationand
featureinternalovertemperatureand
pressureprotectionandtotaldipped
hermeticmotor.Otherfeaturesinclude:
rotolocksuctionanddischargerefriger-
antconnections,centrifugaloilpump
andlowvibrationandnoise.
Condenser Coil
Theoutdoorcoilprovideslowairow
resistanceandefcientheattransfer.
Thecoilisprotectedonallfoursidesby
louvered.
Low Ambient Cooling
Asmanufactured,thisunithasacool-
ingcapabilityto55°F.Forlowambient
coolingbelow55°seeApplicationGuide
SSC-APG005-EN.
Comfort Control
ComfortLInk™IIControlwithPlug-n-
Playsetupand3wireconnection.