Warning and Safety Instructions
5
Warning and Safety Instructions
IMPORTANT SAFETY INSTRUCTIONS
READ AND FOLLOW ALL INSTRUCTIONS
SAVE THESE INSTRUCTIONS
ETi
®
400 High Efficiency Pool and Spa Heater
Thanks you for choosing the Pentair ETi
400 High Efficiency Pool and Spa Heater. With proper installation and service
®
of your new heating system, and correct chemical maintenance of the water will ensure years of heater operation. The
ETi 400 High Efficiency heater is equipped with Pentair advanced heater technology which includes a multifunction
temperature controller to continuously monitor the heater for proper operation. ETi 400 High Efficiency heaters are
designed with direct spark ignition (DSI) for on demand heat, which eliminates the need for a standing pilot.
SPECIAL INSTRUCTIONS TO OWNER: Retain this manual for future reference. This instruction manual provides
operating instructions, installation and service information for the heater. READ AND REVIEW THIS MANUAL
COMPLETELY, it is very important that the owner/installer read and understand the section covering installation
instructions, and recognize the local and state codes before installing the ETi 400 High Efficiency heater. Its use will
reduce service calls and chance of injury and will lengthen product life. History and experience has shown that most
heater damage is caused by improper installation practices.
IMPORTANT NOTICES
For the installer and operator of the ETi 400 High Efficiency Heater: The manufacturer's warranty may be void
if, for any reason, the heater is improperly installed and/or operated. Be sure to follow the instructions set forth in this
manual. If you need any more information, or if you have any questions regarding to this pool heater, please contact
Pentair Water Pool and Spa Customer Support at (800) 831-7133.
HEATER APPLICATION INFORMATION
The ETi 400 Heater is sold with a limited factory warranty. Pentair Water Pool and Spa high standards of excellence
include a policy of continuous product improvement resulting in your advanced technology pool and spa heater. Pentair
reserves the right to make improvements which change the specifications of the heater without incurring an obligation
to update the current heater equipment.
The ETi 400 Heater is designed for the heating of chlorine, bromine or salt system swimming pools and spas. The heater
should never be employed for use as space heating boilers or general purpose water heaters. The manufacturer's warranty
may be void if, for any reason, the heater is improperly installed and/or operated. Be sure to follow the instructions set
forth in this manual.
CODE REQUIREMENTS
Installation must be in accordance with all local codes and/or the latest edition of the National
Fuel Gas Code, ANSI Z223.1 and the latest edition of the National Electrical Code, NFPA 70
(US).
Installation in Canada must be in accordance with the latest CAN/CGA-B149.1 or .2 and CSA
C22.1 Canadian Electric Code, part 1.
The heater, when installed, must be electrically grounded and bonded in accordance with local
codes, or, in absence of local codes, with the National Electrical Code, ANSI/NFPA70 (US) or
in Canada in accordance with the Canadian Electric Code, part 1 as applicable.
The ETi 400 Pool Heater meets the requirements of the ASME Boiler and Pressure Vessel Code.
Rev. C 4/2017
ETi 400 High Efficiency Pool and Spa Heater Installation and User's Guide