Carrier 50TC- Manual

Carrier 50TC

Carrier 50TC– Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.

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Table of Contents:

  • Page 2 – ELECTRICAL SHOCK HAZARD; UNIT OPERATION AND SAFETY HAZARD; WARNING; PERSONAL INJURY AND ENVIRONMENTAL; WARNING; CUT HAZARD; CAUTION
  • Page 6 – INSTALLATION; Jobsite Survey; Step 1 — Plan for Unit Location; NOTE
  • Page 7 – Table 1 – Operating Weights; Step 2 — Plan for Sequence of Unit Installation; Roof Curb Mount —; Ductwork must be attached to curb and
  • Page 10 – MAXIMUM ALLOWABLE; Step 5 — Field Fabricate Ductwork; Do not connect ductwork to unit.; DETAIL A
  • Page 11 – Step 6 — Rig and Place Unit; UNIT DAMAGE HAZARD; Positioning on Curb —; Step 7 — Convert to Horizontal and Connect; without; Step 8 — Install Outside Air Hood; Economizer Hood Removal and Setup -- Factory; Economizer Hood and Two–Position Hood
  • Page 12 – Two Position Damper Hood Removal and Setup --
  • Page 13 – All units must have an external trap for condensate; Step 10 — Make Electrical Connections; Do not use gas piping as an electrical ground.
  • Page 14 – FIRE HAZARD; Units Without Factory--Installed Disconnect —; Units Without Disconnect Option; Table 2 – American/European Wire Conversions; AMERICAN; Industry
  • Page 15 – All Units —; Field Control Wiring —; Typical; Central
  • Page 16 – Table 3 – Heater Model Number; Bare Heater Model Number; Electric Heaters
  • Page 17 – Single Point Boxes and Supplementary Fuses —; Connections
  • Page 18 – PremierLink; Temperature (SAT) Sensor on Small Rooftop Units
  • Page 20 – Table 4 – PremierLink Sensor Usage
  • Page 23 – Economizer controls —; GRA; Wiring
  • Page 24 – COVER REMOVED; Sensor Connections
  • Page 25 – Connection; MANUFACTURER; Alpha
  • Page 26 – SIGNAL TYPE; Red; CCN Bus
  • Page 27 – CTB
  • Page 29 – Table 9 – RTU--MP Controller Inputs and Outputs
  • Page 30 – Return Air
  • Page 31 – Sensor; Connecting Discrete Inputs; MENU
  • Page 32 – SW3 Protocol Selection; Baud Rate Selections
  • Page 33 – Local Access; BACview; Communication LEDs; Handheld Connections
  • Page 34 – Table 10 – LEDs; The LEDs on the RTU--MP show the status of certain functions; Tx; Integration Guide
  • Page 35 – IV Wiring; Step 11 — Adjust Factory--Installed Options; EconoMi$er IV Occupancy Switch —; Step 12 — Install Accessories
  • Page 36 – Table 11 – Unit Wire/MOCP Sizing Data; : See page 38 for table legend and notes.
  • Page 38 – Legend for Table 11
Loading the manual

50TC

Single Package Rooftop, 50Hz

Cooling Only

Sizes 07, 08, 09, and 12

with Puron

r

(R --- 410A) Refrigerant

Installation Instructions

NOTE

:

This manual discusses only the mechanical

installation of this unit. Star--up procedures, operating
sequences and service instructions are included in a
separate Service/Maintenance manual which is not
included with this unit. Other manuals may be required
for specific factory--installed options.
Read through the entire installation instruction manual

before starting the installation, to familiarize yourself with

all steps and to identify additional reference materials

required.

Contact your local Carrier representative for additional

service reference materials.

TABLE OF CONTENTS

SAFETY CONSIDERATIONS

1

. . . . . . . . . . . . . . . . . . . .

INSTALLATION

6

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Step 1 -- Plan for Unit Location

6

. . . . . . . . . . . . . . . . . .

Step 2 -- Plan for Sequence of Unit Installation

7

. . . . . .

Step 3 -- Inspect Unit

7

. . . . . . . . . . . . . . . . . . . . . . . . . . .

Step 4 -- Provide Unit Support

7

. . . . . . . . . . . . . . . . . . .

Step 5 -- Field Fabricate Ductwork

10

. . . . . . . . . . . . . . .

Step 6 -- Rig and Place Unit

11

. . . . . . . . . . . . . . . . . . . .

Step 7 -- Convert to Horizontal & Connect Ductwork 11
Step 8 -- Install Outside Air Hood

11

. . . . . . . . . . . . . . .

Step 9 -- Install External Condensate Trap and Line

13

.

Step 10 -- Make Electrical Connections

13

. . . . . . . . . . .

Step 11 -- Adjust Factory--Installed Options

35

. . . . . . . .

Step 12 -- Install Accessories

35

. . . . . . . . . . . . . . . . . . .

SAFETY CONSIDERATIONS

Improper installation, adjustment, alteration, service,

maintenance, or use can cause explosion, fire, electrical

shock or other conditions which may cause personal

injury or property damage. Consult a qualified installer,

service agency, or your distributor or branch for

information or assistance. The qualified installer or

agency must use factory--authorized kits or accessories

when modifying this product. Refer to the individual

instructions packaged with the kits or accessories when

installing.

Follow all safety codes. Wear safety glasses and work

gloves. Use quenching cloths for brazing operations and

have a fire extinguisher available. Read these instructions

thoroughly and follow all warnings or cautions attached to

the unit. Consult local building codes for special

requirements. In absence of local codes, it is

recommended that the USA standard ANSI/NFPA 70,

National Electrical Code (NEC), be followed.

It is important to recognize safety information. This is the
safety--alert symbol

. When you see this symbol on the

unit and in instructions or manuals, be alert to the

potential for personal injury.

Understand the signal words DANGER, WARNING,

CAUTION, and NOTE. These words are used with the

safety--alert symbol. DANGER identifies the most serious

hazards which

will

result in severe personal injury or

death. WARNING signifies hazards which

could

result in

personal injury or death. CAUTION is used to identify

unsafe practices, which

may

result in minor personal

injury or product and property damage. NOTE is used to

highlight suggestions which

will

result in enhanced

installation, reliability, or operation.

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Summary

Page 2 - ELECTRICAL SHOCK HAZARD; UNIT OPERATION AND SAFETY HAZARD; WARNING; PERSONAL INJURY AND ENVIRONMENTAL; WARNING; CUT HAZARD; CAUTION

2 ELECTRICAL SHOCK HAZARD Failure to follow this warning could cause personal injury or death.Before performing service or maintenance operations on unit, always turn off main power switch to unit and install lockout tag. Unit may have more than one power switch. ! WARNING UNIT OPERATION AND SAFETY ...

Page 6 - INSTALLATION; Jobsite Survey; Step 1 — Plan for Unit Location; NOTE

6 C09451 Fig. 2 -- Unit Dimensional Drawing – 08, 09 and 12 Size Units (cont.) INSTALLATION Jobsite Survey Complete the following checks before installation. 1. Consult local building codes or the U.S.A. National Electrical Code (Ref: ANSI/NFPA 70, [American National Standards Institute/National Fir...

Page 7 - Table 1 – Operating Weights; Step 2 — Plan for Sequence of Unit Installation; Roof Curb Mount —; Ductwork must be attached to curb and

7 Table 1 – Operating Weights 50TC --- UNITS KG (LB) Component A07 D08 D09 D12 Base Unit 275 (607) 340.5 (750) 388.2 (855) 392.7 (865) Economizer Vertical 36 (80) 36 (80) 36 (80) 36 (80) Horizontal 48 (105) 48 (105) 48 (105) 48 (105) Curb 356 mm/14 --- in 60 (133) 60 (133) 65 (143) 60 (133) 610 mm/2...

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