Davey aquashield centurion ASC50

Installation and
Operating Instructions
Wall mounted models ASC50 & ASC70
Please pass these instructions on to the operator of this equipment.
DO NOT DISASSEMBLE ANY COMPONENTS UNTIL YOU HAVE FULLY READ
THESE INSTRUCTIONS. Unit is supplied fully assembled.
Ultra violet radiation is harmful to skin and eyes.
DO NOT LOOK AT UV LAMP WHILE LAMP IS OPERATING.
Minimum operating pressure is 0kPa. Installation on a ooded suction is
recommended. Installation under vacuum is not advised, any damage to
persons or associated equipment will not be covered under this guarantee.
Maximum operating pressure for stainless steel UV chambers is 860kPa (125
psi). If this pressure can be exceeded or if operating close to this pressure t
a suitable pressure limiting valve in the supply to the UV chamber.
WARNING: The UV Chamber operates under pressure. Under no
circumstances should the UV Chamber be disassembled unless the internal
pressure of the unit has been relieved. Failure to observe this warning will
expose persons to the possibility of personal injury and may result in damage
to the UV system or other property.
This unit is designed to treat water at ambient temperatures (5ºC to 45ºC).
Contact your dealer for details of UV systems suitable for hot water service.
The appliance is not intended for use by young children or inrm persons
without supervision.
Young children should be supervised to ensure they do not play with the appliance.
We recommend wearing clean, lint-free gloves any time the internal quartz
sleeve or lamp need to be handled.
If installing on Australian Municipal water sources, a dual check valve and back
ow prevention device must be tted prior to any lters or the UV chamber.
This appliance is not intended for use by persons (including children) with
reduced physical, sensory or mental capabilities, or lack of experience
and knowledge, unless they have been given supervision or instruction
concerning use of the appliance by a person responsible for their safety.
If any electrical supply cord is damaged, it must be replaced by the manufacturer,
its service agent or similarly qualied persons in order to avoid a hazard.
Aquashield
®
Centurion

Davey aquashield centurion ASC50 Specifications

General

Model	ASC50
Category	Water Filtration Systems
Brand	Davey
Series	Aquashield Centurion
Capacity	50, 000 grains
Tank Material	Fiberglass
Inlet/Outlet Size	1 inch

Summary

Introduction and Product Overview

Introduction

Congratulations on purchasing the Davey Aquashield Centurion UV water treatment system.

Model Selection

Guides selection based on maximum water or peak flow requirement for optimal UV treatment.

Maintaining Good Health

Explains UV treatment effectiveness, pre-filtration, flow rate limits, and lamp/sleeve maintenance.

Installation and Setup

Preparing Your System for Installation

Check components after unpacking and read all instructions before installation to avoid voiding the guarantee.

Choosing an Installation Site

Select a waterproof, frost-free site with adequate ventilation and space for maintenance access.

Electrical Power Surge Protection

Advises using surge protection devices like RCDs to prevent damage from electrical spikes.

Power Connection Guidelines

Details connecting the power supply, avoiding long extension leads, and ensuring proper earthing.

Mounting, Plumbing and Start-up

Mounting, Plumbing and Start-up

Provides instructions for unit mounting, plumbing connections, lamp installation, wiring, and system startup.

Operation and Monitoring

LED Indicators Explained

Explains the function of the red alarm LED and the amber 'power on' LED on the control box.

System Alarms and Troubleshooting

Details intermittent beeping for lamp change and continuous alarm for system failure, including emergency override.

Maintenance and Component Replacement

Cleaning the Quartz Sleeve

Step-by-step guide for cleaning the quartz sleeve to maintain UV output, recommended quarterly.

Changing the Filter Cartridge

Instructions for safely replacing filter cartridges, including pressure release and o-ring lubrication.

Replacing the UV Lamp Annually

Procedure for yearly UV lamp replacement, including safe handling and disposal of the old lamp.

Sediment Cartridge Filter Life

Guidance on when to replace sediment cartridges based on flow reduction or 3-6 month intervals.

Safety, Parts and Support

Replacement Part Numbers

Lists part numbers for lamps, sleeves, O-rings, and filter cartridges for both 50Lpm and 70Lpm models.

Critical Safety Warnings

Highlights dangers of UV radiation, hydrocarbon sprays, and lubricants during service.

After Sales Service and Contact

Information on obtaining professional service or repair from Davey dealers.

Guarantee and Warranty

Davey Guarantee and Service

Details warranty periods, exclusions, and contact information for repair or replacement.