Culligan MC405 Operating Manual Download Page 2

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WHAT IS A WATER SOFTENER?

A water softener works by passing hard 
water through a cylinder containing ion 
exchange resin.

The resin consists of tiny beads that attract 
and retain the hardness minerals, allowing 
the now softened water into your 
household water supply.

 

Resin

Brine

Hard water

Soft water

 

Water inlet

To drain

Brine
pick up

 

Rinse 
water
to drain

Hard water

SOFTENING CYCLE

REGENERATION CYLCE

RINSING CYCLE

Periodically, these resin beads are 
automatically cleaned and regenerated by 
rinsing with a small amount of brine, (a salt 
solution).

The brine, with the accumulated hardness 
is then flushed away to the drain.

All this takes place automatically, all that 
remains for you to do is occasionally top 
up the water softener with salt.

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On the following pages we provide full installation and operating instructions.
You may find this booklet easier to follow if you first take a few minutes to familiarise 
yourself with the basic principles of the water softening process and benefits of the 
"Millennium" valve.

INTRODUCTION

At the heart of your Culligan water softener is the Millennium valve controlled by the 
Waterside “Advanced Memory Electronic Control System” (AMECS).  AMECS is 
manufactured and tested to meet the latest EU standard for performance, safety and 
testing of water softeners. The protocol used in the system design is based on the 
extensive experience of Culligan in the UK.

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Rotary valve means less moving parts for greater reliability.

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Flow rates suitable for use on conventional and modern plumbing systems.

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Custom backlit easy read display.

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At a glance, "capacity remaining indicator" helping to provide a continuous supply of 
softened water.

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Memory back-up  facility allows the AMECS to restore all key settings held in its 
memory after a temporary power supply failure, (for up to 72 hours). 

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Low salt alarm.

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Low voltage control system.

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High capacity resin for generous amounts of softened water between regenerations.

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Proportional brining technology reduces water and salt usage for maximum efficiency.

FEATURES AND BENEFITS

Thank you for choosing an MC450 / 550 Waterside water softener. 

PART ONE 

OVERVIEW OF THE WATER SOFTENING PROCESS

Summary of Contents for MC405

Page 1: ...the softening process 4 5 Installation and operating considerations 6 Installation layout PART TWO 7 8 Installing your water softener 9 Water hardness test Programming procedure 10 PART THREE Troubles...

Page 2: ...system design is based on the extensive experience of Culligan in the UK Rotary valve means less moving parts for greater reliability Flow rates suitable for use on conventional and modern plumbing s...

Page 3: ...Soft water Water inlet To drain Brine pick up Rinse water to drain Hard water SOFTENING CYCLE REGENERATION CYLCE RINSING CYCLE Periodically these resin beads are automatically cleaned and regenerated...

Page 4: ...sible dependant on the incoming water pressure Please remember the weight of your new water softener will considerably increase once installed and filled with salt Therefore please ensure your chosen...

Page 5: ...unt of sodium it has been calculated that 1 pint of softened water contains a similar amount of sodium as two slices of white bread or pint of milk Water that is used for mixing powdered milk for babi...

Page 6: ...bush for 15mm pipework Key to the diagram A Non return valve B Pressure reducing valve where required C Inlet valve D Bypass valve E Outlet valve 6 PART ONE A B C E D Mains stop valve Drinking water...

Page 7: ...the valve will confirm the direction of flow Connections can be made with either conventional copper tube and fittings or the high flow flexible hoses supplied ensure hoses are not kinked as this may...

Page 8: ...from your local Waterside dealer 7 Blending control 6 Filling the brine cabinet salt usage and salt alarm All machines are factory set to produce water that is soft If you prefer water which is less...

Page 9: ...ne with water from a hard water tap Add the tablets to the solution one tablet at a time Shake the bottle in between and keep adding tablets to the water until the solution turns from wine red to blue...

Page 10: ...h a value of 300 parts per million of hardness minerals keys to adjust the setting to match that of the one you obtained identified earlier See page 9 for details Pressing the set key once enters the...

Page 11: ...ed Remember to check the salt level in the brine cabinet weekly 11 PART H EE T R cc bs OR Fig4 4 SETTING THE TYPE OF SALT USED see Fig4 To operate effectively your water softener must be set to the ty...

Page 12: ...within the specified operational parameters the water level should not reach the overflow connection If however an overflow situation occurs please refer to the troubleshooting section on page 13 to d...

Page 13: ...BRINE CABINET REACHES OVERFLOW Is the line pressure within the specification of the water softener Connect a pressure gauge to a water outlet and check the pressure is between 1 7 5 0 bar 7 1 Pressure...

Page 14: ...e If yes this is normal wait until the recharge is complete 3 There should be no flow to drain in the service position Isolate the softener and call for service 9 9 PROBLEM EXCESSIVE SALT USAGE Check...

Page 15: ...CATION TABLE MC450 MC550 50 50 30 35 24 28 10 10 1 4 2 2 5 5 1 7 1 7 49 49 5 5 230 230 12 12 3 4 3 4 1 2 1 2 Model Maximum peak flow rate L min Maximum continious flow rate L min Basic flow rate flow...

Page 16: ...or it representatives Any defect caused by malicious or wilful action negligence misuse or third part interference Any defect or damage occasioned by fire lightening explosion flood storm frost impact...

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