Trane GAF2A0A30S21SA, GAF2A0A36S31SA, GAF2A0A24S21SA User Manual

Modular
Multi-position
Air Handlers

Air Handler - Convertible

Model: Series 2 Air Handlers 1.5 - 3 ton
GAF2A0A18S11SA
GAF2A0A24S21SA
GAF2A0A30S21SA
GAF2A0A36S31SA

PUB. NO. 22-1858-02

Features
and Benefits

• Unique Cabinet Design

- Double Wall Foamed and Formed
Cabinet System

- Water Proof Cabinet Design

- R-4.2 Insulating Value (Avg. Insulating
Value R-8)

- Composite Foamed Cabinet Doors

- Sweat Eliminating Cabinet Design

- Loose Fiber Eliminating Cabinet
Design

- Smooth Cleanable Cabinet Design

- 2% or Less air leakage

- Precision Applied Durable Door Seals

• Multi-Position Upflow/ Horizontal Left

/ Horizontal Right

• Front Return Option

• Braze in Refrigerant Connection

• Primary/Secondary Condensate

Connections

• Vortica Blower with Integrated Slide

Deck for Easy Removal

• Polarized Plug connections on

Blower

• Aluminum Coil with Integrated Slide

Deck for Easy Removal

• Slide in Electric Heaters

• Polarized Plug connections for

Electric Heater

• Labeled Panels and connections

• Guide for 1-1/4" to 1" And 3/4" to

1/2" Conduit connection on Top

• R-410A Thermal Expansion Valve

(TXV)

• Low Voltage Color Coded Wires

• Enhanced Coil Fin Patented

• Blow Through Design

• PSC 3 Speed Motor

• Maximum Width of 17.5"

• Compact 20.8" depth with doors

removed

• Integrated Horizontal Drain pans

• Single Color

• Fused 24V Power

• Optional extended warranty available

© 2011 Trane

2 Pub. No. 22-1858-02

Contents

Features and Benefits 2

Optional Equipment 4

Unique Cabinet Design Features and Benefits 5

General Data 6

GAF2A0A18S11SA 6
GAF2A0A24S21SA 6
GAF2A0A30S21SA 6
GAF2A0A36S31SA 6

Performance Data 7

Electrical Data 11

Wiring Diagrams 13

Field Wiring 14

Convertibility 16

Dimensions 17

Pub. No. 22-1858-02 3

Optional Equipment

OPTIONAL EQUIPMENT FOR GAF2 AIR HANDLERS

Accessory Number Description Fits Cabinet Size

BAYECAA05LG1A Electric Heater, 5kW, Lugs, 24V Control, 1 Ph A

BAYECAA08LG1A Electric Heater, 8kW, Lugs, 24V Control, 1 Ph A

BAYECAA10LG1A Electric Heater, 10kW, Lugs, 24V Control, 1 Ph A

BAYSFSCABAA

BAYRETFLGAA Return Duct Flange A A

TASB175SB Plenum Stand with Sound Baffle A A

BAYFRKIT100 Front Return Kit A

BAYBRFBX100 Bottom Return Filter Box A

BAYWMKIT001 Wall Mount Kit A

BAYLVKIT100A Low Voltage Conduit Entry Kit A

BAYAHTXV1836 R-22 TXV Conversion Kit A

1 GAF2A0A18-36 Cabinet is one piece 17.5” wide

Supply Duct Flange A1 1 A1 1

4 Pub. No. 22-1858-02

Unique Cabinet Design
Features and Benefits

2 Precision Durable

Door Seals

r Integrated Horizontal

Drain Pans

q Thermal Expansion

Valve (TXV)

3 Refrigeration

Connections

4 Condensate

Connections

8 VorticaTM Blower

and Deck

1 Unique Cabinet
Design

5 Conduit

Connection
Location

9 All Aluminum Coil

7 PSC 3 Speed

Motor

0 Labeled Panels

and Connections

1 Unique Cabinet Design

- Double wall foamed cabinet system

- Waterproof Cabinet Design

- R-4.2 Insulating Value (Avg. Insulating Value R-8)

- Composite Foamed Cabinet Doors

- Sweat Eliminating Cabinet Design

- Loose Fiber Eliminating Design

- Smooth Cleanable Cabinet Design

- 2% or Less air leakage

2 Precision Durable Door Seals
3 Brazed Refrigeration Connections
4 Primary/Secondary Condensate Connections
5 Conduit Connection - Conduit Connection on Top
7 PSC 3 Speed Motor
8 VorticaTM Blower and Deck - Polarized Plug on Blower

w Maximum width

is 17.5”

e Compact 20.8” Depth

with Doors Removed

9 All Aluminum Coil

- Integrated Slide Deck for Easy Removal

- Polarized Plug connections on Coil TXV

- Patented Enhanced Coil Fin

0 Labeled Panels and Connections
q R-410A Thermal Expansion Valve (TXV)
w Maximum width is 17.5”
e Compact 20.8” Depth with Doors Removed
r Integrated Horizontal Drain Pans

Pub. No. 22-1858-02 5

General
Data

MODEL
RATED VOLTS/PH/HZ.
RATINGS 1
INDOOR COIL — Type

Rows — F.P.I.
Face Area (sq. ft.)
Tube Size (in.)
Refrigerant Control
Drain Conn. Size (in.) 2

DUCT CONNECTIONS
INDOOR FAN — Type

Diameter-Width (In.)
No. Used
Drive - No. Speeds
CFM vs. in. w.g.
No. Motors — H.P.
Motor Speed RPM
Volts/Ph/Hz
F.L. Amps - L.R. Amps

FILTER

Filter Furnished?
Type Recommended
No.-Size-Thickness

REFRIGERANT

Ref. Line Connections
Coupling or Conn. Size — in. Gas
Coupling or Conn. Size — in. Liq.

DIMENSIONS

Crated (In.)
Uncrated

WEIGHT

Shipping (Lbs.) / Net (Lbs.)

See Fan Performance Table

GAF2A0A18S11SA

208-230/1/60

See O.D. Specifications

Plate Fin

3 - 14

3.21
3/8

TXV

3/4 NPT

See Outline Drawing

Centrifugal

11 X 8

1

Direct - 3

1 - 1/3

825

208-230/1/60

2.0 - 4.1

No

Throwaway

1 - 16 X 20 - 1 in.

R-410A

Brazed

3/4
3/8

H x W x D

40.5 x 20 x 24.5

39.5 x 17.5 x 21.8

117/107

PRODUCT SPECIFICATIONS

GAF2A0A24S21SA

208-230/1/60

See O.D. Specifications

Plate Fin

3 - 14

3.21
3/8

TXV

3/4 NPT

See Outline Drawing

Centrifugal

10 X 8

1

Direct - 3

See Fan Performance Table

1 - 1/4

1075

208-230/1/60

1.3 - 2.6

No

Throwaway

1 - 16 X 20 - 1 in.

R-410A

Brazed

3/4
3/8

H x W x D

40.5 x 20 x 24.5

39.5 x 17.5 x 21.8

120/110

GAF2A0A30S21SA

208-230/1/60

See O.D. Specifications

Plate Fin

3 - 14

3.21
3/8

TXV

3/4 NPT

See Outline Drawing

Centrifugal

10 X 8

1

Direct - 3

See Fan Performance Table

1 - 1/3

1075

208-230/1/60

1.7 - 3.5

No

Throwaway

1 - 16 X 20 - 1 in.

R-410A

Brazed

3/4
3/8

H x W x D

40.5 x 20 x 24.5

39.5 x 17.5 x 21.8

121/111

GAF2A0A36S31SA

208-230/1/60

See O.D. Specifications

Plate Fin

3 - 14

3.21
3/8

TXV

3/4 NPT

See Outline Drawing

Centrifugal

11 X 8

1

Direct - 3

See Fan Performance Table

1 - 1/2

1075

208-230/1/60

2.4 - 3.8

No

Throwaway

1 - 16 X 20 - 1 in.

R-410A

Brazed

3/4
3/8

H x W x D

40.5 x 20 x 24.5

39.5 x 17.5 x 21.8

122/112

1 These Air Handlers are AHRI certified with various Split System Air Conditioners

and Heat Pumps (AHRI STANDARD 210/240). Refer to the Split System Outdoor
Unit Product Data Guides for performance data.

2 3/4" Male Plastic Pipe (Ref.: ASTM 1785-76)

6 Pub. No. 22-1858-02