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Johnson Controls XAF Series Installation Manual Download Page 35

Note: 

Verify that all drains are tapped or plugged.

Figure 42: Location of coil trapped and plugged drain connections with modular air handler - XAF and XAH

Note: 

Verify that all drains are tapped or plugged.

Installation Manual: XAF, XAH, and XAU Series - Full Cased and Uncased Coils for Cooling and Heat Pumps

35

Johnson Controls Ducted Systems 

Summary of Contents for XAF Series

Page 1: ...ll Cased and Uncased Coils for Cooling and Heat Pumps XAF full cased upflow or downflow XAH full cased horizontal left or right and XAU uncased upflow or downflow York International Corporation 5005 Y...

Page 2: ...2 Installation Manual XAF XAH and XAU Series Full Cased and Uncased Coils for Cooling and Heat Pumps Johnson Controls Ducted Systems...

Page 3: ...coils 20 Repositioning the transition angle for downflow or horizontal right application with a furnace XAF and XAH coils 20 Horizontal right and left applications XAH coils 20 Installing the coil XA...

Page 4: ...4 Installation Manual XAF XAH and XAU Series Full Cased and Uncased Coils for Cooling and Heat Pumps Johnson Controls Ducted Systems...

Page 5: ...njury or property damage Refer to this manual for assistance For additional information consult a qualified installer or service agency CAUTION This product must be installed in strict compliance with...

Page 6: ...r Figure 2 Inspect the coil for possible damage during transit If damage is evident note the extent of the damage on the carrier s delivery receipt Make a separate request for inspection by the carrie...

Page 7: ...AF upflow or downflow full cased coil Figure 4 Dimensions XAF upflow or downflow full cased coil Installation Manual XAF XAH and XAU Series Full Cased and Uncased Coils for Cooling and Heat Pumps 7 Jo...

Page 8: ...20 20 XAFD42EXXN1 25 24 1 2 23 1 2 23 1 2 XAFD42EBCN1 25 24 1 2 23 1 2 23 1 2 XAFC48FXXN1 27 21 20 20 XAFC48FBAN1 27 21 20 20 XAFC48FBCN1 27 21 20 20 XAFD48FXXN1 27 24 1 2 23 1 2 23 1 2 XAFD48FBAN1 27...

Page 9: ...l cased horizontal left or right coil Figure 6 Dimensions XAH full cased horizontal left or right coil Installation Manual XAF XAH and XAU Series Full Cased and Uncased Coils for Cooling and Heat Pump...

Page 10: ...20 XAHC48FBCN1 33 21 20 20 XAHD48FXXN1 32 3 4 24 1 2 23 1 2 23 1 2 XAHD48FBAN1 32 3 4 24 1 2 23 1 2 23 1 2 XAHD48FBCN1 32 3 4 24 1 2 23 1 2 23 1 2 XAHC60GXXN1 37 1 4 21 20 20 XAHC60GBAN1 37 1 4 21 20...

Page 11: ...AH coils Figure 8 Component location XAU uncased upflow or downflow coil Figure 9 Dimensions XAU uncased upflow or downflow coil Installation Manual XAF XAH and XAU Series Full Cased and Uncased Coils...

Page 12: ...6 Connect the refrigerant lines See Connecting refrigerant lines 7 Clean the coil See Cleaning the coil 8 Check and adjust airflow as required See Adjusting the air system 9 Instruct the homeowner as...

Page 13: ...if the coil was in the upflow position and adjust as necessary See Figure 10 3 Install the Schrader valve core supplied with the outdoor unit into the equalizer fitting connection port using a valve c...

Page 14: ...potentially causing leaks 5 Slide the nut removed in Step 3 over the supplied liquid line Place the supplied PTFE washer from the TXV kit in place on the TXV and install the liquid line to the top of...

Page 15: ...Cover the bulb completely to insulate it Figure 13 TXV bulb and equalizer line installation 9 When the refrigeration piping is installed leak test the system Figure 14 Correct bulb location for TXV In...

Page 16: ...t the communication 4 wire cable included to the communicating 4 pin connector on the furnace or modular blower control board See Figure 15 and Figure 16 for the connection diagrams and see Figure 17...

Page 17: ...17 Wiring diagram EEV Figure 18 XAF and XAH coils with an EEV installed Installation Manual XAF XAH and XAU Series Full Cased and Uncased Coils for Cooling and Heat Pumps 17 Johnson Controls Ducted S...

Page 18: ...ecure the flanges in place using screws as shown in Figure 19 For field installed duct flanges XAH only attach the flanges shipped in the bag with the coil as shown in Figure 20 2 Use the tie plates t...

Page 19: ...ations with furnaces Figure 23 Vertical upflow applications with modular air handlers Figure 24 Vertical downflow applications with modular air handlers Installation Manual XAF XAH and XAU Series Full...

Page 20: ...screws that fasten the transition angle to the bottom front side of the cabinet 2 Remove the two screws from the top front side of the cabinet 3 Remove the transition angle rotate the transition angle...

Page 21: ...o place with two screws as shown in Figure 29 2 Install the horizontal right drain pan extension with four screws as shown in Figure 29 Install the horizontal right drain pan extension onto the coil c...

Page 22: ...es The following installation steps are provided only for reference for those who want to follow them Experienced sheet metal duct work technicians can choose to follow their own practices provided th...

Page 23: ...m at a 90 angle See Figure 33 Table 7 Duct work dimensions in XAU coils Cabinet width Cabinet height Coil shelf opening width pre form Panel height Duct connector lower Duct connector upper Opening wi...

Page 24: ...n in Figure 34 Figure 34 Coil shelf 7 Install the coil shelf through the plenum opening so that the duct flanges on the furnace support the coil shelf See Figure 35 Install the coil shelf level or pit...

Page 25: ...anel installation See Figure 36 and Table 7 for the designated sizes Install standard S Locks onto the sides and top edges of the plenum access opening 12 Install the coil access panel onto the plenum...

Page 26: ...ited to the installation You can use upflow horizontal or downflow applications Adhere to the following The vast majority of problems encountered with heating and cooling systems can be linked to inco...

Page 27: ...uilding codes Install the coil level or pitched slightly toward the drain end Suggested pitch must not exceed 1 4 in ft of coil Note that you can remove drain plugs using a standard 3 8 in drive socke...

Page 28: ...iers Important For EEV equipped coils only The EEV in this unit is shipped in the closed position to protect the valve during transportation Before brazing do the following i Connect the communication...

Page 29: ...r to the furnace or modular air handler instructions for more information To check the CFM you measure the static pressure drop across the coil using a portable manometer and static pressure tips The...

Page 30: ...a n a n a XAFC42E 0 02 0 04 0 08 0 11 0 16 0 21 0 27 n a n a XAFD42E 0 02 0 05 0 07 0 10 0 13 0 17 0 21 n a n a XAFC48F 0 01 0 04 0 07 0 10 0 14 0 19 0 24 0 30 n a XAFD48F 0 02 0 04 0 06 0 08 0 11 0...

Page 31: ...16 0 21 0 27 0 33 XAFD60J 0 02 0 04 0 07 0 11 0 16 0 22 0 28 0 34 0 42 Note Airflow data is for dry coil conditions only tested without filters For optimal performance external static pressures of 0...

Page 32: ...16 0 23 0 30 n a n a n a XAHC42E 0 03 0 07 0 11 0 15 0 21 0 28 0 37 n a n a XAHD42E 0 03 0 06 0 09 0 13 0 17 0 22 0 29 n a n a XAHC48F 0 03 0 06 0 10 0 14 0 20 0 26 0 34 0 43 n a XAHD48F 0 00 0 04 0 0...

Page 33: ...low data is for dry coil conditions only tested without filters For optimal performance external static pressures of 0 2 in W C to 0 6 in W C are recommended Applications above 0 6 in W C are not reco...

Page 34: ...plugged drain connections XAU Figure 41 Location of coil trapped and plugged drain connections with furnace XAF and XAH Installation Manual XAF XAH and XAU Series Full Cased and Uncased Coils for Coo...

Page 35: ...of coil trapped and plugged drain connections with modular air handler XAF and XAH Note Verify that all drains are tapped or plugged Installation Manual XAF XAH and XAU Series Full Cased and Uncased...

Page 36: ...ess door Third Party Trademarks Notice For information about third party trademarks refer to the relevant company websites Subject to change without notice Published in U S A Copyright 2021 by Johnson...

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