2
EN
The following defi ned terms are used throughout this manual to bring attention to the presence of hazards of
various risk levels or to important product information.
DANGER
indicates an imminently hazardous situation which, if not avoided, will result in serious personal injury
or death.
WARNING
indicates a potentially hazardous situation which, if not avoided, could result in personal injury or
death.
CAUTION
indicates a potentially hazardous situation which, if not avoided, may result in moderate or minor
personal injury.
CAUTION used without the safety alert symbol
indicates a potentially hazardous situation which, if not
avoided, may result in property damage.
NOTICE
is used to address practices not related to personal injury.
Foreword
This manual is intended to be used in conjunction with other literature provided with the water heater. This
includes all related control information. It is important that this manual, all other documents included in this
system, and additional publications be reviewed in their entirety before beginning any work.
Installation should be made in accordance with the regulations of the Authority Having Jurisdiction, local code
authorities, and utility companies which pertain to this type of water heating equipment.
Authority Having Jurisdiction (AHJ) – The AHJ may be a federal, state, local government, or individual such as a
fi re chief, fi re marshal, chief of a fi re prevention bureau, labor department or health department, building offi
cial
or electrical inspector, or others having statutory authority. In some circumstances, the property owner or his/
her agent assumes the role, and at government installations, the commanding offi
cer or departmental offi
cial
may be the AHJ.
NOTE:
The manufacturer reserves the right to modify product technical specifi cations and components without
prior notice.
For the Installer
This water heater must be installed by qualifi ed and licensed personnel. The installer should be guided by the
instructions furnished with the water heater, and by local codes and utility company requirements.
Installations Must Comply With:
Local, state, provincial, and national codes, laws, regulations, and ordinances.
The latest version of the
National Electrical Code, NFPA No. 70
.
Table of Contents
Part 1 - General Safety Information
3
A. When Servicing the Water Heating System 4
B. Heater Water
4
C. Freeze Protection
4
D. Water Temperature Adjustment
4
Part 2 - Prepare the Water Heater
5
A. Model Overview
5
B. Locating the Water Heater
5
C. Water Chemistry Requirements
6
D. Technical Specifi cations and Dimensions
7
Part 3 - Installation Instructions
7
A. Wall Mounting the Water Heater
7
B. Plumbing
9
C. Pressure Relief Device (PRD)
9
D. Scalding
9
E. Filling the Heater
10
F. Aerator Installation (3kW Models ONLY)
10
Part 4 - Electrical Connection
10
Part 5 - Installation Checklist
12
Part 6 - Operation
12
A. Starting and Testing
12
B. Thermostat Adjustment
12
Part 7 - Maintenance
12
A. Removing the Cover
13
B. Draining the Heater
13
C. Removing the Heating Element
13
D. Descaling the Heating Element
13
Part 8 - Troubleshooting
13
A. Resetting the High Limit Switches
14
B. Checking Thermostat Operation
14
C. Changing the Heating Element
15
D. Changing the Thermostat
15
Part 9 - Replacement Parts
15
Limited Warranty
17
Customer Installation Record Form
19