John Wood Electric Water Heaters - NEW - Manual (Page 4)

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Thank You for purchasing this water heater. Properly installed and
maintained, it should give you years of trouble free service.
Abbreviations Found In This Instruction Manual:
• CAN - Canada
• CSA - Canadian Standards Association
• ANSI - American National Standards Institute
• ULC - Underwriters Laboratories of Canada
PREPARING FOR THE INSTALLATION
1. Read the “General Safety” section of this manual first and
then the entire manual carefully. If you don’t follow the
safety rules, the water heater will not operate properly. It
could cause DEATH, SERIOUS BODILY INJURY, AND/OR
PROPERTY DAMAGE.
This manual contains instructions for the installation, operation,
and maintenance of the electric water heater. It also contains
warnings throughout the manual that you must read and
understand. All warnings and all instructions are essential
to the proper operation of the water heater and your safety.
READ THE ENTIRE MANUAL BEFORE ATTEMPTING TO
INSTALL OR OPERATE THE WATER HEATER.
2. The installation must conform with these instructions and the
local code authority having jurisdiction and the requirements of
the power company. In the absence of local code requirements,
with the current edition of the Canadian Electrical Code CSA
C22.1. This publication is available from your local government,
library, electric company or by writing Canadian Standards
Association, 5060 Spectrum Way Suite 100, Mississauga,
Ontario, Canada L4W 5N6.
3. If after reading this manual you have any questions or do not
understand any portion of the instructions, contact the local utility
or the manufacturer whose name appears on the rating plate.
4. Carefully plan your intended placement of the water heater.
INSTALLATION OR SERVICE OF THIS WATER HEATER
REQUIRES ABILITY EQUIVALENT TO THAT OF A LICENSED
TRADESMAN IN THE FIELD INVOLVED. PLUMBING AND
ELECTRICAL WORK ARE REQUIRED.
Examine the location to ensure the water heater complies with the
“Facts to Consider About the Location” section in this manual.
INTRODUCTION
SAFE INSTALLATION, USE AND SERVICE................................................................................................................................................................ 2
GENERAL SAFETY...................................................................................................................................................................................................... 3
INTRODUCTION .......................................................................................................................................................................................................... 4
Preparing for the New Installation ........................................................................................................................................................................ 4
TABLE OF CONTENTS ................................................................................................................................................................................................ 4
TYPICAL INSTALLATION ............................................................................................................................................................................................. 5
MIXING VALVE USAGE ............................................................................................................................................................................................... 6
LOCATING THE NEW WATER HEATER .................................................................................................................................................................. 6-7
Facts to Consider About Location ........................................................................................................................................................................ 6
Insulation Blankets ............................................................................................................................................................................................... 7
INSTALLING THE NEW WATER HEATER .................................................................................................................................................................. 7
Water
Piping ...................................................................................................................................................................................................... 7-8
Water Piping Pressure Test .................................................................................................................................................................................. 8
Temperature-Pressure Relief Valve ................................................................................................................................................................. 9-10
Filling the Water Heater ...................................................................................................................................................................................... 10
T & P Valve and Pipe Insulation (Selected Models) ........................................................................................................................................... 10
WIRING DIAGRAMS ...................................................................................................................................................................................................11
WIRING ...................................................................................................................................................................................................................... 12
TEMPERATURE REGULATION ................................................................................................................................................................................ 13
Temperature
Adjustment .................................................................................................................................................................................... 13
FOR YOUR INFORMATION ....................................................................................................................................................................................... 14
Thermal
Expansion ............................................................................................................................................................................................ 14
Strange Sounds .................................................................................................................................................................................................. 14
Operational Conditions ....................................................................................................................................................................................... 14
Water Odor ......................................................................................................................................................................................................... 14
“Air” in Hot Water Faucets .................................................................................................................................................................................. 14
High Water Temperature Shut Off System ......................................................................................................................................................... 14
PERIODIC MAINTENANCE .................................................................................................................................................................................. 15-18
Anode Rod Inspection and Replacement ........................................................................................................................................................... 15
Temperature-Pressure Relief Valve Operation ................................................................................................................................................... 15
Draining and Flushing ................................................................................................................................................................................... 15-16
Thermostat Removal/Replacement .................................................................................................................................................................... 16
Element Cleaning/Replacement .................................................................................................................................................................... 16-18
Drain Valve Washer Replacement ...................................................................................................................................................................... 18
Service ............................................................................................................................................................................................................... 18
LEAKAGE CHECKPOINTS ........................................................................................................................................................................................ 19
TROUBLESHOOTING GUIDELINES ......................................................................................................................................................................... 20
REPAIR PARTS LIST ............................................................................................................................................................................................ 21-23
WARRANTY .......................................................................................................................................................................................................... 24-25
TABLE OF CONTENTS