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ENH4X: Installation Instructions

Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.

3

For  horizontal-right,  install  pan  extension  onto  right  end  of

horizontal-condensate  pan.  Pan  extension  is  slotted  to  fit  onto

condensate pan edge and will extend into supply plenum (

Fig. 3

).

A09084

Fig. 3 – Horizontal-Right Installation of Pan Extension 

(43, 60, & 61 sizes only)

These units can be installed in multiple configurations. To ensure proper

performance  of  the  system,  install  and  orientate  the  components  as

shown in 

Fig. 4

. Use 

Table 1

 and 

Table 2

 to identify which Application

Letters (A through J) are acceptable for the furnace width and coil width

being used in a specific situation. Orientate and configure the furnace

and coil as shown in each application.

A180215A

Fig. 4 – Horizontal Installation Applications

 

 

HORIZONTAL RIGHT INSTALLATIONS 

Acceptable for Air Conditioner and Heat 

Pump Applications 

HORIZONTAL LEFT INSTALLATIONS 

Acceptable for Air Conditioner Only Applications 

 

 

Application

 A 

Application

 F

 

 

 

Application

 B 

Application

 G 

 

Application

 C 

Application

 H 

Applications Below are allowed in some cases but not recommended 

 

 

Application

 D

 

Application

 I

 

 

 

Application

 E 

Application

 J

 

 

4” MINIMUM

Содержание ENH4X Series

Страница 1: ...result in enhanced installation reliability or operation NOTE Nitrogen can leak out through the needle pierce hole in the plugs This does not indicate a leaking coil nor warrant return of the coil INTRODUCTION The ENH4X is a horizontal multi use furnace coil Fig 1 With the use of field supplied transition duct these furnace coils can also be applied to other similar horizontal furnaces on the mark...

Страница 2: ...V designed only for use with R 410A refrigerant Use only with outdoor units designed for R 410A NOTE All TXV S have preset superheat settings and are not field adjustable Cabinet Sweating If the unit is installed in a garage attic or other unconditioned space special attention may need to be given to the potential of cabinet sweating Condensate Management With proper installation these coils will ...

Страница 3: ...stall and orientate the components as shown in Fig 4 Use Table 1 and Table 2 to identify which Application Letters A through J are acceptable for the furnace width and coil width being used in a specific situation Orientate and configure the furnace and coil as shown in each application A180215A Fig 4 Horizontal Installation Applications HORIZONTAL RIGHT INSTALLATIONS Acceptable for Air Conditione...

Страница 4: ... Fig 5 A05419 Fig 5 Mount Attachment Plates 3 Connect furnace snugly against coil casing 4 Use self tapping screws to attach furnace Fig 6 5 Seal joint between coil casing and furnace to create air tight seal using locally approved materials A05420 Fig 6 Attach Coil to Furnace NOTE If the coil and furnace are different widths refer to Fig 4 and Table 1 Table 2 HORIZONTAL ATTIC INSTALLATION Constru...

Страница 5: ...frigerant grade Always evacuate tubing and reclaim refrigerant when making connections or flaring tubing Leak check connections before insulating entire suction line See Table 3 for coil connection tube size 1 Remove cabinet access door 2 Remove rubber plugs suction plug then liquid plug from coil stubs using a pulling and twisting motion Hold coil stubs steady to avoid bending or distorting 3 Rem...

Страница 6: ...ensate in this external condensate pan should be drained to a noticeable place As an alternative to using an external condensate pan some localities may allow the running of a separate 3 4 in 19 mm condensate line with appropriate trap per local code to a place where the condensate will be noticeable The owner of the structure must be informed that when condensate flows from secondary drain or ext...

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