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These instructions have been written as a guide for the proper installation and operation 
of your A. O. Smith Under Sink        RO water purifier. A. O. Smith will not accept any 
liability where these instructions have not been followed. However, for your safety and 
to avoid damage caused by improper installation, it is recommended that water purifier 
must be installed by A. O. Smith Company authorised service technician only.

Before proceeding with the installation instructions:
1.  Inspect the A. O. Smith Under Sink        RO water purifier and its component parts 

for possible damage. DO NOT install or attempt to repair any damaged component 
parts. If you detect any damage in your A. O. Smith Under Sink        RO water 
purifier please contact the company through Customer care centre, details of which 
are mentioned in this manual and on the product.

2.  Verify that the voltage being supplied corresponds to that which is mentioned in the 

A. O. Smith Under Sink        RO water purifier manual.

IMPORTANT

Safety

Your safety and the safety of your loved ones is paramount to us. There are several 
safety related messages in this manual, which have been provided during various stages 
such as installation, operation and maintenance of your A. O. Smith Under Sink        RO 
water purifier. These messages point out potential hazards and also educate on how to 
reduce any potential risks. Please always read and follow all safety messages as provided 
in this manual.

General Instructions

03

 

This is the safety alert symbol. This symbol alerts you to potential 
hazards that can hurt you and others. All safety messages will follow the 
safety alert symbol and either the word “DANGER” or “WARNING”.

 

Indicates an imminently hazardous situation which, if not avoided, will 
result in death or serious injury.

 

Indicates a potentially hazardous situation which, if not avoided, could 
result in death or serious injury.

 

Indicates a potentially hazardous situation which, if not avoided, may 
result in minor or moderate injury or property damage.

DANGER

CAUTION

WARNING

Summary of Contents for Z2

Page 1: ...8 or SMS us 91 99410 32468 or E mail us aosmithcs aosmithindia com Monday to Friday 9 am to 8 pm Saturday Sunday 9 am to 6 pm For calls registered at A O Smith call centre before 4 pm only For more de...

Page 2: ......

Page 3: ...tomers all over the world trust A O Smith Products for their quality and workmanship Our customer centric approach manifests itself in many other ways too If you need any information or assistance wit...

Page 4: ...Introduction 04 Water flow 07 Electrical diagram 07 Safety precautions 08 How to use 10 Troubleshooting 11 Technical specifications 13 FAQs 15 Warranty terms and conditions 17 Warranty card 21 Service...

Page 5: ...ess water and improves pure water recovery PURITY THROUGH 5 STAGE PURIFICATION 5S TECHNOLOGY Pre filter Sediment filter Pre Carbon filter Patented Side Stream RO Membrane Silver Activated Post Carbon...

Page 6: ...esentative immediately About this Manual This manual is a guide to good practice for operating and periodic maintenance of the A O Smith Under Sink RO water purifier This does not contain the full ser...

Page 7: ...ntioned in the A O Smith Under Sink RO water purifier manual IMPORTANT Safety Your safety and the safety of your loved ones is paramount to us There are several safety related messages in this manual...

Page 8: ...etc Microorganisms such as pathogenic bacteria virus protozoa and cysts A O Smith Under Sink RO water purifier removes excessive TDS Total Dissolved Solids in water by more than 95 A O Smith Under Si...

Page 9: ...sts Stage 5 Silver Activated Post Carbon Water is passed through Silver Activated Post Carbon which acts as polisher and enhances the taste of water Note The Pre filter Ball valve and Gooseneck faucet...

Page 10: ...nd the buzzer beeps for 8 times indicating that RO membrane needs to be replaced Note Call A O Smith Customer care centre to replace RO membrane Note Call A O Smith Customer care centre if you notice...

Page 11: ...ure Switch Pump Flow Restrictor RO Tap water Pre filter Sediment filter Pre Carbon Ball Valve Inlet water 3 way joint Flush Solenoid valve Inlet Solenoid valve Waste Water Pure Water Low Pressure Swit...

Page 12: ...recommended to connect the product to the power supply only with the plug that is provided with the purifier Figure 4 230V CAUTION Figure 5 Install the product away from direct sunlight It is recomme...

Page 13: ...t be done only by A O Smith Company authorised service technician Figure 10 Figure 10 Figure 9 Do not use the purifier if the power cord is damaged or you notice strange noise burning smell or smoke S...

Page 14: ...sumption Make sure to discard the water from the storage tank if you have not used the purifier for more than 2 days Turn ON the water connection through the ball valve Figure 12 Step 3 To dispense wa...

Page 15: ...changed Check if there is no water Switch OFF the water flow through reject line purifier and call Customer care centre Decreased flow of Check whether the Open the tap ball valve purified water tap b...

Page 16: ...that for RO membrane blinks the RO membrane needs replacement to be replaced Buzzer beeps for 8 times Filter status alarm is Call Customer care centre and filter status indicator triggered indicating...

Page 17: ...e 125 psi Max Input Voltage 150 300 VAC 50 Hz Power rating Max 48 Watts Pressure Rating 7 psi to 30 psi Recovery Up to 30 TDS reduction 95 approx Input water temperature 5 C to 45 C Flow rate depends...

Page 18: ...e feed water the Pre filter may even be changed earlier than 200 hrs Sediment and Pre Carbon filters change The Sediment and Pre Carbon filters need to be replaced at 200 hrs or approximately after 2...

Page 19: ...low rate of A O Smith Under Sink RO water purifier Up to 15 litres per hour purification capacity also depends on water quality condition of filters storage tank bladder pressure and RO membrane 6 Doe...

Page 20: ...brane life 11 What is the average life of the Pre filter Sediment filter and Carbon filter The Pre filter Sediment filter and Carbon filter needs to be replaced at 200 hrs or approximately after 2 500...

Page 21: ...s defects occurring due to abuse faulty care maintenance repair or alteration to the product or to its parts by unauthorised personnel 6 The Company s liability under this warranty shall be limited to...

Page 22: ...ever nature beyond the control of A O Smith 13 The customer will have no claim under this warranty in respect of any personal injury sickness illness death property damage or consequential damages ari...

Page 23: ...company based on the city where the product is installed 18 The Company shall not be responsible to replace RO membrane at any point of time if output water is satisfactory for drinkable water condit...

Page 24: ...needed to attend to that Service or Service Call at the prevailing Company rates Such service will be rendered by the Company in towns or places where the Company has its Authorised service providers...

Page 25: ..._____________ Phone ________________________ Mobile ________________________ E mail ________________________ Dealer s Stamp and Signature Invoice Number ______________________________ Dated __________...

Page 26: ...cs aosmithindia com Registered Office A O Smith India Water Products Private Limited formerly known as A O Smith India Water Heating Private Limited Plot No 300 Phase 2 KIADB Industrial Area Harohalli...

Page 27: ...call at 1800 103 2468 2 Calls registered with A O Smith Customer Care Centre on working days before 4 pm 3 Within city municipal limits only 4 Restricted to service requests only 5 Service may differ...

Page 28: ...ing Private Limited Plot No 300 Phase 2 KIADB Industrial Area Harohalli Kanakapura Taluk Ramanagara District 562 112 Karnataka India Toll Free 1800 103 2468 Website www aosmithindia com CIN U31909KA20...

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