14 Nov 2022

Ariston PRO 15 OR Choa Chu Kang Loop Replaced With Rubine Water Heater at Choa Chu Kang HDB on 27 May 2020

The Ariston PRO 15 OR Choa Chu Kang project is mandatory to comply with Section 40G of the Public Utilities Act 2001, which requires all storage installations to be submitted to the Public Utilities Board (PUB) for an Acknowledgement of Authorized Heater Replacement. This ensures that the installation meets all relevant regulations and standards, providing peace of mind regarding the safety of the installation. By complying with this requirement your storage water heater installation is authorized and safe to use. Let PUB ensure that your installation meets all necessary requirements and protects you.

Project location
Choa Chu Kang Loop HDB
Property type
HDB

Before

Replacement of a storage heater from existing Ariston PRO 15 OR 15L storage water heater to resolve heater problems (leakage, poor heating, etc.).

After

Rubine Model storage water heater is used. All pipe works connecting to the heaters are replaced with stainless steel. A new approved stop and double check valves are employed in accordance with the manufacturer’s specification. Such will comply with PUB. Our Licensed has supervised and approved the installation. There is a 1-year warranty by Homeone for this installation on top of the warranty provided by Rubine.

The final result

Ariston PRO 15 OR Choa Chu Kang

Old storage water heater: Ariston Water Heater Choa Chu Kang Loop Above Ceiling.

New storage water heater: Rheem Water Heater Choa Chu Kang Loop Above Ceiling.

This heater unit has met the following requirements for a water heater:

Work Scope

1. Supply of Tank, Pipe and Fittings
2. Removal of old tank
3. Pipe work partial redo to comply with PUB regulations
4 . New tank Installation
5. Testing and Commission, Submission to PUB
6. Clean up before leaving
7. PUB approval PUB letter

The electric water heater as a whole unit (i.e. parts incorporated in the water heater itself such as heating element, pressure relief valve/temperature relief valve, water tank, etc. shall be tested in accordance with the following:

AS/NZS 4020:2018 Appendix K – Sample extraction procedure for use with water heating system. An accredited or non-accredited test report for Appendix K is acceptable provided that the test laboratory is accredited by Singapore Accreditation Council (SAC) to AS/NZS 4020:2018 Appendix H on Extraction of Metals, at the point of testing;
The samples extracted in accordance with Appendix K shall then be tested in accordance with AS/NZS 4020:2018 Appendix H – Extraction of metals (for metallic materials in contact with water). The maximum allowable concentrations of metals listed in Table 2 of AS/NZS 4020:2018 shall not exceed the limits specified by the World Health Organization (WHO) Guidelines for Drinking Water Quality.

Reason for the Replacement: End of service life

Our licensed water service plumber has ensured that work is done in accordance with the conditions stated below:

All water service installations must be in accordance with the Public Utilities (Water Supply) Regulations, Singapore Standards 636 for Water Services and all other relevant statutory requirements.
The proposed works shall not adversely affect the existing water supply reticulation system.
Proposed water storage heater is installed in accordance with the specifications and requirements of the manufacturer. The installation of double check valves is safe and effective to prevent backflow and the back siphonage of water from the storage water heater through the heater inlet pipe and will be safe for use.