Carrier WeatherMaker 48TCD/E09 Series

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

Catalog No. 04-53480257-01 Printed in U.S.A. Form 48TC-7-16-02SI Pg 1 5-2020 Replaces: 48TC-7-16-01SI

Installation Instructions

CONTENTS

Page

SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . 2

GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Rated Indoor Airflow (cfm) . . . . . . . . . . . . . . . . . . . . . 3

Pre-Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Step 1 — Plan f

or Unit Location . . . . . . . . . . . . . . . 16

• ROOF MOUNT

Step 2 — Plan for Sequence of Unit Installation . . 17

• CURB-MOUNTED INSTALLATION

• PAD-MOUNTED INSTALLATION

• FRAME-MOUNTED INSTALLATION

Step 3 — Inspect Unit . . . . . . . . . . . . . . . . . . . . . . . . 17

Step 4 — Provide Unit Support . . . . . . . . . . . . . . . . 17

• ROOF CURB MOUNT

• FOR SIZES 07-14 ONLY

• SLAB MOUNT (HORIZONTAL UNITS ONLY)

• ALTERNATE UNIT SUPPORT (IN LIEU OF CURB OR

SLAB MOUNT)

Step 5 — Field Fabricate Ductwork . . . . . . . . . . . . . 21

Step 6 — Rig and Place Unit . . . . . . . . . . . . . . . . . . 21

• POSITIONING ON CURB

Step 7 — Convert to Horizontal and Connect

Ductwork (When Requir

ed) . . . . . . . . . . . . . . . . . 23

• SIZES 07-14

• SIZE 16

• ALL UNITS

Step 8 — Install Outside Air Hood . . . . . . . . . . . . . . 24

• ECONOMIZER AND TWO-POSITION DAMPER HOOD

PACKAGE REMOVAL (FACTORY OPTION SIZES 07-

14)

• TWO-POSITION DAMPER HOOD REMOVAL

(FACTORY OPTION SIZE 16)

• ECONOMIZER AND TWO-POSITION DAMPER HOOD

SETUP (SIZE 16)

Step 9 — Install Flue Hood . . . . . . . . . . . . . . . . . . . . 26

Step 10 — Install Gas Piping . . . . . . . . . . . . . . . . . . 26

• FACTORY-OPTION THRU-BASE CONNECTIONS

(GAS CONNECTIONS) (SIZES 07-14)

• FACTORY-OPTION THRU-BASE GAS CONNECTIONS

(SIZE 16)

• ALL UNITS

Step 11 — Install External Condensate Trap and

Line . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30

Step 12 — Make Electrical Connections . . . . . . . .

.30

• FIELD POWER SUPPLY (SIZES 07-14)

• FIELD POWER SUPPLY (SIZE 16)

• ALL UNITS

• UNITS WITH FACTORY-INSTALLED NON-FUSED

DISCONNECT

• UNITS WITHOUT FACTORY-INSTALLED NON-

FUSED DISCONNECT

• ALL UNITS

• CONVENIENCE OUTLETS

• ALL UNITS

• FACTORY-OPTION THRU-BASE CONNECTIONS

(ELECTRICAL CONNECTIONS) (SIZE 07-14)

• FACTORY-OPTION THRU-BASE CONNECTIONS

(ELECTRICAL CONNECTIONS) (SIZE 16)

• HUMIDI-MIZER® CONTROL CONNECTIONS

EconoMi$er® X (Factory-Installed Option) . . . . . . .41

• PRODUCT DESCRIPTION

• SYSTEM COMPONENTS

• SPECIFICATIONS

• INPUTS

• OUTPUTS

• ENVIRONMENTAL

• ECONOMIZER MODULE WIRING DETAILS

• S-BUS SENSOR WIRING

• CO2 SENSOR WIRING

• INTERFACE OVERVIEW

• USER INTERFACE

• KEYPAD

• MENU STRUCTURE

• SETUP AND CONFIGURATION

• TIME-OUT AND SCREENSAVER

• ENTHALPY SETTINGS

• TWO-SPEED FAN OPERATION

• CHECKOUT

• TROUBLESHOOTING

PremierLink™ Control . . . . . . . . . . . . . . . . . . . . . . . .54

RTU Open Control System . . . . . . . . . . . . . . . . . . . .54

• SMOKE DETECTORS

• COMPLETING INSTALLATION OF RETURN-AIR

SMOKE SENSOR

• ADDITIONAL APPLICATION DATA

Step 13 — Adjust Factory-Installed Options . . . . . .55

• SMOKE DETECTORS

48TC*D/E units for installation in the United States contain use of Carrier's Staged Air Volume (SAV™) 2-speed

indoor fan control system. This complies with the U.S. Department of Energy (DOE) efficiency standard of 2018.

48TC*D/E units for installation outside the United States

may or may not contain Carrier's Staged Air Volume

(SAV) 2-speed indoor fan control system as they are not required to comply with the U.S. Department of

Energy (DOE) 2018 mandatory efficiency standard.

48TC*M units for installation inside or outside the United States

do not contain use of Carrier’s Staged Air

Volume (SAV) 2-speed indoor fan motor control system as they comply with the U.S. Department of Energy

(DOE) 2018 mandatory efficiency standard without their use.

For specific details on operation of the Carrier SAV 2-speed indoor fan system refer to the Variable Frequency

Drive (VFD) Factory-Installed Option 2-Speed Motor Control Installation, Setup, and Troubleshooting manual.

WeatherMaker

48TC 07-16

Single Package Rooftop with

Gas Heat/Electric Cooling

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Carrier WeatherMaker 48TCD/E09 Series Specifications

General

Model	48TCD/E09 Series
Series	WeatherMaker
Refrigerant	R-410A
Voltage	208/230V
Phase	1
Type	Air Conditioner
Cooling Capacity	2.5 to 5 Tons
Heating Capacity	No heating capacity (Cooling only models)
Compressor Type	Scroll Compressor
Dimensions	Varies depending on the specific model. Refer to the product data sheet for specific dimensions.
Weight	Varies depending on the specific model. Refer to the product data sheet for specific weight.
Sound Pressure Level (Outdoor)	Varies depending on the specific model. Refer to the product data sheet for specific sound levels.
Unit Dimensions (Outdoor)	Varies depending on the specific model. Refer to the product data sheet for specific dimensions.
Unit Weight (Outdoor)	Varies depending on the specific model. Refer to the product data sheet for specific weight.