Trane 4YCY4042C Installer'S Manual Download Page 15 | Manualshive

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Page 15

Installer’s Guide

Figure 13. Typical Rooftop Down Airflow Application with Frame

Figure 12. Typical Rooftop Horizontal Airflow Application with Frame

Supply Air

Return Air

Roof Flashing

Channel Iron Center

Support (Center Sup-

port required on all

Frame Applications.)

Angle Iron Frame

Roof Flashing

Return Air

Angle Iron Frame

Roof Flashing

Supply Air

Channel Iron Center Support

(Center Support required on all

Frame Applications.)

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Summary of Contents for 4YCY4042C

Page 1: ...out the evaporator fan or coil access panels in place Reinstall the access panels after performing maintenance proceedures on the fan Operating the unit without the access panels properly installed ma...

Page 2: ...per service equipment is required Failure to use proper service tools may result in equipment damage or personal injury SERVICE Use only R 410A Refrigerant and approved POE compres sor oil IMPORTANT W...

Page 3: ...work to Roof Frame 16 Attaching Horizontal Ductwork to Unit 16 Condensate Drain Piping 16 Gas Piping Installation 16 Pipe Delivery Schedule natural gas only 17 Gas Pressure Set up Precautions 17 Gas S...

Page 4: ...Guide Step 2 Determine Unit Clearances Figure 1 4YCZ6036 1 of 3 Figures 1 through 6 show the unit critical dimensions NOTE The view labeled Bottom Side represents the Base as viewed looking up from u...

Page 5: ...Page 5 Installer s Guide Figure 2 4YCZ6036 2 of 3...

Page 6: ...Page 6 Installer s Guide Figure 3 4YCZ6036 3 of 3...

Page 7: ...Page 7 Installer s Guide Figure 4 4YCZ6048 through 4YCZ6060 1 of 3 NOTE The view labeled Bottom Side represents the Base as viewed looking up from underneath the unit...

Page 8: ...Page 8 Installer s Guide Figure 5 4YCZ6048 through 4YCZ6060 2 of 3...

Page 9: ...Page 9 Installer s Guide Figure 6 4YCZ6048 through 4YCZ6060 3 of 3...

Page 10: ...to the Installation section for instruction on converting the supply and return airflow covers to down airflow 3 The field assembled Roof Mounting Curb BAYCURB050A or BAYCURB051A or a field fabricate...

Page 11: ...clearance to combustible mate rial shall be maintained on air outlet duct Rooftop Installation Curb Mounting Convert Horizontal Airflow to Down Airflow The factory ships the unit for horizontal airfl...

Page 12: ...abs or flanges Failure to observe these warnings may result in equipment damage 1 Before preparing the unit for lifting check the unit dimension drawings for center of gravity for lifting safety Figur...

Page 13: ...roof top applications using field fabricated ducts and sleeper rails rather than a curb or frame use the following procedure 1 Locate and secure the sleeper rails to the roof Three 3 sleeper rails are...

Page 14: ...ible for the unauthorized use of this drawing and expressly disclaims any liability for damages resulting from such unauthorized use Gasket Seal Spreader Bars Base of unit rest on top of curb rails Dr...

Page 15: ...rizontal Airflow Application with Frame Supply Air Return Air Roof Flashing Channel Iron Center Support Center Sup port required on all Frame Applications Angle Iron Frame Roof Flashing Return Air Ang...

Page 16: ...ise and vibration transmission Elbows with turning vanes or splitters are recommended to minimize air noise and resistance The first elbow in the ductwork leaving the unit should be no closer than two...

Page 17: ...making the gas pipe connection give serious consideration to providing the clearance necessary to remove the accesspanelsontheunit e g economizerandfilteraccesspanels NOTE In the absence of local cod...

Page 18: ...chonthegasvalveinletboss connect the gas piping to the unit Check the completed piping for leaks using a soap and water solution or the equivalent 6 After installation of the gas pipe in the unit the...

Page 19: ...ns Models that require 49 orifices for altitudes from 7000 8000 orifices must be changed to 50 HIGH ALTITUDE DERATE CHART NAT Altitude In Feet Inputs shown are with factory orifices 3 5 WC High Fire 1...

Page 20: ...tioning systems been checked at the service ports for charge and leak tested if necessary Does the condenser fan and indoor blower turn free without rub bing and are they tight on the shafts Has the i...

Page 21: ...Page 21 Installer s Guide Figure 22 4YCZ6 Field Wiring Diagram NOTE For economizer wiring instructions see the Installer s Guide that came with your economizer...

Page 22: ...ating Cycle Theseunitsareequippedwithasolid stateignitioncontrolthatlights the burners each time the thermostat calls for heat The burners are extinguished during the OFF cycle The gas heating section...

Page 23: ...nd postpurge The indoor blower motor will continue to operate at the current speed for 60 or 90 seconds after the flames are extinguished Sequence of Operation Safety Sequences This product is equippe...

Page 24: ...stible materials gasoline or other flammable vapors or liquids near the unit WARNING Someoftheperiodicmaintenancefunctionsofthe4YCZ6unitcan beperformedbytheowner thisincludesreplacingthedisposable or...

Page 25: ...Hood and Combustion Blower Cleaning Manifold Pressure Check and Adjust 1 Connect a manometer to the pressure tap at the outlet side of the unit s gas valve remove the Control Heat access panel Read th...

Page 26: ...3 Flashes Pressure switch problem detected Fast Flash Rate Not used 4 Flashes High Limit switch protection device open Steady ON Normal No Call for Heat 5 Flashes Flame sensed and gas valve not energi...

Page 27: ...Page 27 Installer s Guide...

Page 28: ...ide Trane 6200 Troup Highway Tyler TX 75707 9010 The manufacturer has a policy of continuous product and product data improvement and it reserves the right to change design and specification without n...

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