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Johnson Controls XAF Series, Руководство по установке

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Using a coil equipped with an EEV: XAF
and XAH coils

XAF and XAH coils equipped with an EEV are available for

use with a fully modulating matched system. The EEV and

controls are factory installed. See Figure 18 You only have

to connect 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 for the

wiring diagram.

Figure 15: Modulating EEV connection

Figure 16: Variable speed EEV connection

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

16

Johnson Controls Ducted Systems 

Содержание XAF Series

Страница 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...

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

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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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