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© 2008 Trane

2

18-GE08D1-6

Installer’s Guide

Manual D, Manual S and Manual RS along with the
air handler Product Data and Service Facts for addi-
tional information.

5. The area around refrigerant lines must be sealed

and electrical inlets need to be sealed at both the
low and the high voltage.

6. It is recommended that the outline drawing be

studied and dimensions properly noted and checked
against selected installation site. By noting in ad-
vance which knockouts are to be used, proper clear-
ance allowances can be made for installation and
possible future service.

7. Allow a 

minimum of 21 inches clearance

 in

front of the air handler to permit service and re-
moval of filter.

8. When air handler with supplementary heater is to

be installed in the downflow position on combus-
tible flooring an accessory subbase (TAYBASE101
for 2TEC3F18-36B, TAYBASE102 for 2TEC3F55 and
TAYBASE100 for 2TEC3F42B-60B) must be used.
See Figure 1.

9. If supplementary heat is to be added, power supply

must be sufficient to carry the load. In addition,
minimum air flow settings, unit and duct clearances
to combustible material must be maintained as
stated on the air handler rating nameplate.

These air handlers are suitable for installation in a
closet, alcove or utility room with free, non-ducted, air
return, using the area space as a return air plenum.
With ducted supply air, if the minimum clearances to
combustible materials and service access are observed,
the above installations are suitable.

This area may also be used for other purposes, includ-
ing an electric hot water heater – 

but in no case shall

a fossil fuel device be installed and/or operated in
the same closet, alcove or utility room.

In addition, these air handlers are suitable for installa-
tion in an attic, garage or crawl space with ducted sup-
ply and return air.

This equipment has been evaluated in accordance with
the Code of Federal Regulations, Chapter XX, Part 3280
or the equivalent. “SUITABLE FOR MOBILE HOME
USE.”

For proper installation the following items must be con-
sidered:

1. If adequate power is available and correct according

to nameplate specifications.

2. Insulate all ducts, particularly if unit is located out-

side of the conditioned space.

3. Pursuant to Florida Building Code 13-610.2.A.2.1,

this unit meets the criteria for a factory sealed
air handler.

4. To ensure maximum efficiency and system perfor-

mance, the existing supply and return duct system
static pressures must not exceed the total available
static pressure of the air handler. Reference ACCA

B

A

JOIST

JOIST

JOISTS

HEADER

JOISTS

HEADER

NAILS

REAR

FLANGE

FRONT OF

UNIT

HEADER

1"

NAILS

HEADER

MIN. SPACING TO
ANY COMBUSTIBLE
MATERIAL.

1"

APPROX. 3/4" FLANGES ON FIELD
FABRICATED DUCT OR PLENUM

ONE INCH DUCT SPACERS

FLOOR

SUBBASE

UNIT

AIR HANDLER SUBBASE

1

FLOOR OPENING - SIZE

 MODEL NO.

A

B

 TAYBASE100

23-3/4

14-13/16

 TAYBASE101

21-3/4

14-13/16

 TAYBASE102

26-3/4

14-13/16

Summary of Contents for 2/4TEC3F18B1000A

Page 1: ...These instructions do not cover all variations in systems or provide for every possible contingency Should fur ther information be desired or particular problems arise which are not covered sufficient...

Page 2: ...supply air if the minimum clearances to combustible materials and service access are observed the above installations are suitable This area may also be used for other purposes includ ing an electric...

Page 3: ...door installa tion 17 These units are approved for draw through appli cation only NOTE No atomizing style humidifier is allowed in the return plenum with the use of this unit 18 Flow through Bypass Hu...

Page 4: ...utline drawing e On units with sheetmetal returns Return ple num should be flanged Sheetmetal screws must be 1 2 in length or shorter f No sheetmetal screws may be used to attach re turn duct work on...

Page 5: ...to coil with gasket material compressed against the coil f Install the water blow off baffles provided on each side of the coil with the flange at the top as shown in Figure 9 The bottom of the baffl...

Page 6: ...hould not ex ceed the face velocity of the filter being used The factory installed filter should then be removed from the unit Remove the factory installed baffle assembly from the apex of the coil by...

Page 7: ...event sagging The service access must remain unobstructed If the unit is sup ported along the length of the front and back with rails the air handler only needs to be sus pended at both ends See Figur...

Page 8: ...revent air leakage NOTE No sheetmetal screws may be used to attach re turn ductwork on the side NOTE On units with sheetmetal returns Return plenum should be flanged Sheetmetal screws must be 1 2 in l...

Page 9: ...lean out tee or cross be installed in the primary drain line for future maintenance See Figures 15 16 4 Do not use reducing fittings in the condensate drain lines 2 Field supplied tubing should be cut...

Page 10: ...RING 1 Connect wiring between indoor unit outdoor unit and Comfort Control The use of color coded low voltage wires is recommended 2 Field wiring diagrams are provided which show the low voltage wirin...

Page 11: ...18 GE08D1 7 11 Installer s Guide 2 4TEC AIR HANDLER WITH HEAT PUMP WITH SUPPLEMENTAL HEAT From Dwg B801082 Rev 2...

Page 12: ...12 18 GE08D1 7 Installer s Guide 2 4TEC AIR HANDLERS WITH SINGLE SPEED COOLING UNIT 1 STAGE HEAT From Dwg B801083 Rev 2...

Page 13: ...18 GE08D1 7 13 Installer s Guide 2 4TEC AIR HANDLER WITH SINGLE SPEED COOLING UNIT 2 STAGE HEAT From Dwg B801081 Rev 2...

Page 14: ...14 18 GE08D1 7 Installer s Guide OUTLINE DRAWING FOR 2 4TEC3F18 60B...

Page 15: ...ONAL DATA H W 21 0 2 4TEC3F48B 60B are two piece cabinets MODEL H W 2 4TEC3F18B 43 00 21 50 2 4TEC3F24B 43 00 21 50 2 4TEC3F30B 45 00 21 50 2 4TEC3F36B 45 00 21 50 2 4TEC3F42C 51 75 23 50 2 4TEC3F48B...

Page 16: ...ode 3 Make sure unit suspension if used is secure and that there are no tools or loose debris in around or on top of the unit 4 Check all duct outlets they must be open and unrestricted 5 Check drain...

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