Daikin RPS, RFS, RPE, RDT, RDE User Manual

Installation and Maintenance Manual IM-790

Group: Applied Systems

Part Number: IM790

Date: June 2004

Ultraviolet Lights on
Daikin Applied Rooftop Systems and Rooftop Air Handlers

Models RPS/RDT/RFS/RPE/RDE/RDS/RAH

© 2004 Daikin Applied

IM-790 Page 1

Table of Contents

Introduction........................................................................................................................................................................................... 2

Description ...................................................................................................................................................................

Operation......................................................................................................................................................................

Maintenance........................................................................................................................

.................................................................. 4

Bulb Replacement........................................................................................................................................................

Typical Parts List ................................................................................................................

.................................................................. 4

Introduction

This manual provides general information about the Ultravi­olet Lig
models RPS/RDT/RFS/RPE/RDE/RDS and RAH. In addi­tion to an overall description of the unit, it includes removal
and installation procedures, maintenance instructions and
parts identification.

Hazard Identification Information

ht option for Daikin RoofPak® applied rooftop

WARNING

Warnings indicate hazardous situations which, if not
avoided, can result in severe personal injury or property
damage.

WARNIN G

UVC exposure is harmful to the skin and eyes.
Looking at an illuminated bulb can cause
permanent blindness. Skin exposure can cause
Cancer.

Always disconnect power to unit before servicing. Do
not operate if disconnect switch has been disabled.

Figure 1. Typical Ultraviolet Light Installation

................. 2

................. 3

................. 4

CCAUTION

Cautions indicate hazardous situations which, if not
avoided, can result in personal injury or equipment
damage.

Description

Ultraviolet C light bathes the moist surfaces on the coil and
drain pan, killing most microorganisms that can grow there.

Ultraviolet lights are typically installed on the leaving side of
the cool
rail and is removable for convenient bulb replacement.

UV Light Power Disconnect switches (
tory installed on every door that allows a direct line of sight to
the
prevent UV exposure when cabinet doors are opened and must
not be disabled.

A viewing window near the UV lights allows viewing to deter­mine if the lights are energized. The v
cially designed glass that blocks harmful UV light.

ing coils in the unit. Each light module is mounted on a

two per door) are fac-

UV lamps when opened. These switches are designed to

iewing windows use spe-

Cooling
Coil

View
Window

AIRFLOW

Light Power
Disconnect
Switch

Ultraviolet
Light
Units

Light Power
Disconnect
Switch

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