Carrier 42 SERIES- Manual

Carrier 42 SERIES

Carrier 42 SERIES– 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 – CONTENTS; Page
  • Page 3 – CONTROL SELECTION GUIDE
  • Page 5 – Thermostatic Electric Valve Control, 2-Pipe —
  • Page 10 – This standard switch; Combination; stat less automatic changeover switch wired for cooling only.; Thermostat Electrical Data
  • Page 11 – ALTERNATE WALL THERMOSTATS; Fan Switch; Temperature range is approximately 55 to 95 F in 10° F; Thermostat and Fan Switch Electrical Ratings; THERMOSTAT; THERMOSTAT
  • Page 12 – UNIT-MOUNTED CONTROLS; Standard 3-Speed Switch —; COMBINATION THERMOSTAT AND TOGGLE SWITCH; Combination Thermostat/ON-OFF Toggle Switch; Package 24-L includes Model TF103 2-pipe thermostat
  • Page 13 – With this; Automatic Changeover; The set point temperatures are factory set. When water
  • Page 14 – BASIC DEFINITIONS; Standard 2-pipe units will be the same end connection.; Piping determines the hand of the unit.; Valve Packages for 4-Pipe Systems - Select 2 valve packages per unit.
  • Page 15 – supplied coil or arrangement of factory-supplied valves.
  • Page 16 – Table 1 lists acceptable pneumatic valves for; Fig. 1 — Symbol And Placement Of Valves
  • Page 17 – PRESSURE TEST PORT: Pressure test only - In supply and return lines.
  • Page 18 – Two-Way Motorized Control Valve
  • Page 20 – VALVE PACKAGE ARRANGEMENTS
  • Page 21 – LEGEND
  • Page 23 – Table 1 — Acceptable Field-Furnished Pneumatic Valves
  • Page 24 – PIPING COMPONENTS; YES
  • Page 28 – CV FACTOR vs WATER PRESSURE DROP; P for 2.0 gpm through a component with a C
  • Page 30 – COPPER WATER TUBE AND JOINT MATERIAL PRESSURE RATINGS; JOINT MATERIALS
  • Page 32 – Table 2 — Standard Accessories and Options
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Application Data

Control Selection Guide

for Fan Coil Air Conditioners

42 Series

Fan Coil Units

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

Book 3
Tab

7a

PC 201

Catalog No. 514-203

Printed in U.S.A.

Form 42-3XC

Pg 1

6-90

Replaces: 42-2XC

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Summary

Page 2 - CONTENTS; Page

CONTENTS Page CONTROL SELECTION GUIDE . . . . . . . . . . . . . . . 3 STANDARD WIRING PACKAGES . . . . . . . . . . . . 4-8 Manual Fan Control . . . . . . . . . . . . . . . . . . . . . . . . . 4 Thermostatic Fan Control, 2-Pipe Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Thermos...

Page 3 - CONTROL SELECTION GUIDE

CONTROL SELECTION GUIDE Use this guide to make sure that all necessary components are provided for and that the components are compatible with the required control system.NOTE: When thermostatic fan control is selected or when unit outside air dampers are used, unit-mounted thermostatsare not recomm...

Page 5 - Thermostatic Electric Valve Control, 2-Pipe —

Thermostatic Fan Control, 2-Pipe System withSafety Cycle — This control is used for high humidity situations in which condensate problems can occur if fan isturned off while chilled water is still running through thecoil. The wiring provides fan cycling from HIGH to LOW on the cooling cycle and from...

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