Installation, Start-Up and Service
CONTENTS
INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
PHYSICAL DATA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40-67
• 42C,D,V DRAIN CONNECTIONS
• 42C,D,V STEAM CONNECTIONS
PIPING
Thermostats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
START-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
SERVICE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .67,68
To Clean Coil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Check Drain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Clean Fan Wheel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Catalog No. 04-53420004-01
Instructions
Page
Printed in U.S.A.
Form 42-3SI
Fan Coil Air Conditioners
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 unit-wiring diagram
installed on the blower housing or specific manufacturer litera-
ture for any other type of factory-mounted controls.
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 1-4.
Pg 1
42C,D,S,V Series
12-09
Replaces: 42-2SI