Whale Expanse WW0821U User Manual

ENGLISH
INSTALLATION AND
USER INSTRUCTIONS
Whale
® Expanse™
Gas Water Heater
More Heat, More Space, More Control*
Thank you for purchasing this Whale® product. For over 70 years Whale has led the way in the design and manufacture of
water and waste systems including:- plumbing, taps, showers and pumps for low voltage applications. The company and its
products have built a reputation for quality, reliability and innovation backed up by excellent customer service.
For information on our full product range visit: www.whalepumps.com
lis
* More Heat, More Space, More Control compared to previous Whale Heating System Models
Page 1: English
Page 24: Deutsch
Page 47: Française
Page 70: Italiano
Page 93: Español
Page 116: Svenska
Model Number
Suffix
Description
Underfloor Installation Models
WW0821U
B or R or C
Underfloor Gas Water Heater (Install with Whale® Water Heater Control Panel)
Onboard Installation Models
WW0821O
B or R or C
Onboard Gas Water Heater (Install with Whale® Water Heater Control Panel)
LANGUAGES
Suffix Description
B Bulk Packaging
R Returnable Packaging
C Commercial Packaging
EN
All work must be carried out by a competent person as defined by
BS7671 PART2.
All Whale gas products must be installed by a Qualified Gas Engineer in
accordance with the installation instructions and BS EN 1949-2011.
Please note if incorrectly installed a risk of electrocution exists.

Whale Expanse WW0821U Specifications

General

Brand	Whale
Model	Expanse WW0821U
Category	Water Heater
Language	English

Summary

Languages

Principles of Operation

Product Specifications

Application Guide

Safety Warnings and Precautions

Parts List

Installation Instructions

Underfloor Model Installation

Step-by-step guide for installing the Whale Expanse water heater underfloor.

Onboard Model Installation

Step-by-step guide for installing the Whale Expanse water heater onboard.

All Model Installation Steps

Common installation steps for all Whale Expanse water heater models.

Instructions for Use

Manual Control Panel Operation

Guide to operating the Whale Water Heater using the manual control panel.

Maintenance and Draining

Drain Valve Operation

Instructions for draining the water heater and operating the drain valve.

Routine Maintenance

Procedures for sterilisation, cleaning, and annual checks of the water heater.

Troubleshooting Guide

Winterising and Service

Winterising, Draining and Travelling

Guidance on preparing the water heater for winter, draining, and travelling.

Service Support Information

Contact information for installation or serviceable parts advice.

Regulatory and Warranty Information

EU Declaration of Conformity

Declaration of compliance with relevant EC Directives for the gas storage water heater.

Patents and Trademarks

Information on patents and trademarks associated with the Whale Expanse Water Heater.

Warranty Information

Details on the 2-year warranty coverage for the Whale Water Heater.