
CONTENTSGENERAL INFORMATION ... 2NOMENCLATURE ... 2SAFET
550.37-N4Y10 Unitary Products Group FIGURE 9: TYPICAL FIELD WIRING: H*TS WITH SINGLE STAGE FURNACE FIGURE 10: TYPICAL FIELD WIRING: H*TS WITH P*DU/P
550.37-N4YUnitary Products Group 11Two Stage Furnaces - The ideal fan setting is to set the highspeed (second stage) air flow at the fan motor high s
550.37-N4Y12 Unitary Products GroupRECORDING TOTAL SYSTEM CHARGEThe factory charge in the outdoor unit is listed on tabular datasheet and includes eno
550.37-N4YUnitary Products Group 13sor in the second stage mode. Additionally, the controloutputs a 24v signal (at Y2 OUT) to control the indoor blow
550.37-N4Y14 Unitary Products GroupHeartBeat – LED flash rate of 500 ms ON and 500 ms OFFFlash/Error Code – LED flash rate of 350 ms ON and 350 ms OFF
550.37-N4YUnitary Products Group 15NOTES:
550.37-N4YHeating and Air ConditioningUnitary Products Group5005 York Drive, Norman, Oklahoma 73069Subject to change without notice. Printed in U.S.A.
550.37-N4Y2 Unitary Products GroupGENERALThis instruction covers the installation of the following Stealthair conditioning units.NOMENCLATURE
550.37-N4Y3 Unitary Products GroupLOCATIONBefore starting the installation, select and check the suitabilityof the location for both the indoor and ou
550.37-N4Y4 Unitary Products Group FIGURE 2 : POSITIONING GROMMETSTXV INSTALLATIONThis condensing unit requires the installation of a thermalexpansi
550.37-N4Y5 Unitary Products Groupand on the tubing sides opposite the plane of thebend. On vertical bulb installations, the bulb shouldbe positioned
550.37-N4YUnitary Products Group 6The outdoor units have re-usable service valves on both theliquid and vapor connections. The total system refrigeran
550.37-N4YUnitary Products Group 79. Do not remove the flare caps from the service portsexcept when necessary for servicing the system.10. Release the
550.37-N4Y8 Unitary Products GroupACCESSORY WIRINGThe electrical accessories available for this unit are a twostage cooling thermostat and an optional
550.37-N4YUnitary Products Group 9 FIGURE 7 : TYPICAL FIELD WIRING: H*TS WITH P*DU, P*XU VARIABLE SPEED FUNACE AND H*TS WITH N*VS, F* FV VARIABLE SPE
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