42C,D,S,V Series Fan Coil Air Conditioners
Installation, Start-Up and Service
Instructions
CONTENTS
Page SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . 1 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 PHYSICAL DATA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
•42C UNITS
•42V UNITS
•42D UNITS
•42S UNITS
Step 2 — Make Piping Connections . . . . . . . . . . . . . 42
•VALVE PACKAGES
•42C,D,V DRAIN CONNECTIONS
•42C,D,V WATER SUPPLY/RETURN CONNECTIONS
•42C,D,V STEAM CONNECTIONS
•42C,D,V DIRECT EXPANSION (DX) REFRIGERANT PIPING
•TEST AND INSULATE
Step 3 — Make Electrical Connections . . . . . . . . . . 55
• STANDARD WIRING PACKAGES
Step 4 — Make Duct Connections . . . . . . . . . . . . . . . 66 Step 5 — Frame and Finish Unit. . . . . . . . . . . . . . . . . 66
Step 6 — Cut out Openings for Grilles and Thermostats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Step 7 — Make Final Preparations. . . . . . . . . . . . . . . 67
SAFETY CONSIDERATIONS
Installation of this unit can be hazardous due to electrical com- ponents and equipment location (such as a ceiling or elevated structure). Only trained, qualified installers and service mechanics should install and service this equipment.
When installing this unit, observe precautions in the literature, labels attached to the equipment, and any other safety precau- tions that apply.
•Follow all safety codes.
•Wear safety glasses and work gloves.
•Use care in handling and installing this accessory.
WARNING
ELECTRIC SHOCK HAZARD To avoid the possibility of electrical shock, open and tag all service switches before installing this equipment.
INTRODUCTION
This document contains general installation instructions for the 42C,D,S,V unit fan coils. Refer to the
See drawings for unit configurations, dimensions, clearances, and pipe connections. Refer to unit wiring label for all electrical connections; follow NEC (National Electrical Code) and local codes.
PHYSICAL DATA
Component weight data, shipping weights, and filter data of the 42C,D,S,V units are provided in Tables
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Catalog No. | Printed in U.S.A. | Form | Pg 1 | Replaces: |