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Trane 4NXCA018AC3HCA, Руководство по установке

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18-AD28D1-2  

9

Installer’s Guide

Outline Drawing for 4NXCA018AC3HCA, 4NXCA024AC3HCA, 4NXCB025AC3HCA, 4NXCB031AC3HCA, 

4NXCB032AC3HCA, and 4NXCB036AC3HCA

(All dimensions are in inches)

MODEL

4NXCA018A

C3HCA

4NXCA024A

C3HCA

4NXCB025A

C3HCA

4NXCB031A

C3HCA

4NXCB032A

C3HCA

4NXCB036A

C3HCA

WEIGHT (LBS

.)

32

36

38

REFRIGERANT CONTR

OL

TXV (NON-BLEED)

HEIGHT "A" (IN.)

17-1/2

18-1/4

22-1/2

O

VERALL 

WIDTH "B" (IN.)

14-1/2

17-1/2

17-1/2

OPENING 

WIDTH "C" (IN.)

13-5/8

16-5/8

16-5/8

TOP OPENING "D"

12-3/4

15-3/4

15-3/4

GAS CONNECTION

3/4 BRAZE

LIQ

UID CONNECTION

3/8 BRAZE

MA

TCHED 

FURNA

CE WIDTH 

(NO AD

APTER REQ

UIRED)

14-1/2

17-1/2

DRAIN P

AN

PLASTIC

From Dwg.

  D344665

Dimension ma

y v

ar

y slightly b

y coil model

15/16

D

2-3/4

1/4

5-3/8

A

1-3/4

3-11/16

1-9/16

1-1/4

3-5/8

1-3/4

C

PLUGGED 

SECOND

AR

Y DRAIN

3/4”

 NPT

FOR 

VER

TICAL POSITION

PRIMAR

Y DRAIN

3/4”

 NPT

FOR 

VER

TICAL POSITION

B

18-1/8 OPENING 

IN 

WRAPPER

21-1/2

7/8

19-3/8

2-1/2

10-1/4

Содержание 4NXCA018AC3HCA

Страница 1: ...ile Home use The height of the Furnace Coil and discharge duct work must be 7 ft or less Inspect the coil for shipping damaged Notify the transporta tion company immediately if the coil is damaged B A...

Страница 2: ...ews See Figure 2 b Replace only the top baffle using the same screws previously removed c The 2 outer water diverter baffles and the two piece factory baffle must be removed and the top baffle replace...

Страница 3: ...same screws previously removed c Installation of the 1 2 wide gasket behind the front and back triangular baffles is required for downflow ap plications d Remove the coil by sliding the coil out of t...

Страница 4: ...ombustible flooring a Place the coil case on the furnace supply air ple num b Secure the coil case to the plenum c Set the furnace on top of the coil case making sure that the back side of the dischar...

Страница 5: ...brackets for coil furnace alignment are included with the furnaces a In horizontal left the 4NXC coil case is rotated so the apex of the coil is away from the furnace and the auxiliary drain pan is no...

Страница 6: ...rflow for horizontal right installation This placement supersedes previous furnace Installer s Guide stating install with the apex of the coil pointing in the direction of airflow for horizontal appli...

Страница 7: ...ANT LINES 1 The following steps are to be considered when installing the refrigerant lines a Determine the most practical way to run the lines b Consider types of bends to be made and space limita tio...

Страница 8: ...he drain line to prevent sweating and dripping It is always recommended that an auxiliary drain pan be in stalled under a horizontally installed evaporator coil or 90 gas furnace Connect the auxiliary...

Страница 9: ...2 18 1 4 22 1 2 OVERALL WIDTH B IN 14 1 2 17 1 2 17 1 2 OPENING WIDTH C IN 13 5 8 16 5 8 16 5 8 TOP OPENING D 12 3 4 15 3 4 15 3 4 GAS CONNECTION 3 4 BRAZE LIQUID CONNECTION 3 8 BRAZE MATCHED FURNACE...

Страница 10: ...ARY DRAIN 3 4 NPT FOR VERTICAL POSITION PRIMARY DRAIN 3 4 NPT FOR VERTICAL POSITION 18 1 8 OPENING IN WRAPPER 21 1 2 3 1 8 7 8 19 3 8 MODEL 4NXCD063BC3HCA WEIGHT LBS 80 REFRIGERANT CONTROL TXV NON BLE...

Страница 11: ...the refrigerant system 17 Charge the system per the charging instructions with the outdoor unit P TXV CHANGE OUT 1 Unbraze the liquid line field connection 2 Remove the front panel and manifold panel...

Страница 12: ...decrease Measure superheat at indoor coil while placing the bulb in an ice and water bath for one minute Does superheat increase YES Replace the TXV NO TXV is OK NO Is superheat 20F NO YES NO Is indoo...

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