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Technical Specifications
Installation &
Maintenance Manual
30 - 4 0 - 50 - 6 0 - 80 - 10 0
INDI RECT FI RE D WATER HEATE R
WARNING
This document is intended to be used
by a factory trained and qualified
heating contractor or service technician
only. Read all Instructions within this
document and within the relevant Boiler
Installation and Maintenance Manual
before proceeding. It is recommended
to follow the procedures in the steps
given. Skipping or missing procedural
steps could result in substantial property
damage, serious injury, or death.
•
When receiving the CARDINAL unit, any claims for damage or shortage in shipment must be filed
immediately against the transportation company by the consignee.
•
Customer must register unit within sixty (60) days of installation in order to gain warranty coverage.
See Warranty Card for details.
•
Leave all documentation received with appliance with the owner for future reference.
•
Installation and service should only be performed by a qualified installer or service technician.
•
Installations and service should be performed by a licensed plumber or gas fitter in the Common-
wealth of Massachusetts.
A1009090-661A0500_EN ■ A - 2023
CTMAN02
Low Lead Content
NSF/ANSI 372
•
The heat transfer medium must be
water or other nontoxic fluid hav-
ing a toxicity rating or class of 1, as
listed in Clinical Toxicology of Com-
mercial Products, 5th edition.
•
The pressure of the heat transfer
medium must be limited to a max-
imum of 30 psig by an approved
safety or relief valve.
NOTICE
CAUTION
O R I G I N A L
I N N O V A T O R S
T H E
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Table of Contents
Related Manuals for TriangleTube Cardinal 60
Summarization of Contents
Product and Safety Information
Key Safety Information
Provides crucial safety guidelines for homeowners and installers, covering potential hazards and best practices.
Glossary of Terms
Explains key terms used in the manual, such as DANGER, WARNING, CAUTION, to clarify hazard levels.
Chapter 1 - Pre-Installation
Regulatory Compliance and Restrictions
Covers installation requirements for local, state, and national codes, including restrictions on heat transfer medium and pressure.
Operational Limits and Water Quality
Specifies operating limits for temperature and pressure, and details potable DHW and boiler water quality requirements.
Installation Site and Clearances
Provides guidance on locating the water heater, glycol usage, and recommended clearances for installation.
Chapter 2 - Installation - Piping
T&P Relief Valve Installation and Safety
Details the mandatory installation and specifications for the T&P relief valve, including discharge piping requirements.
Domestic Piping, Protection, and Accessories
Covers drain valve installation, thermal expansion, water hammer arrestors, vacuum breakers, and domestic piping best practices.
Boiler and System Piping Requirements
Addresses thermostatic mixing valves, recirculation piping, multiple heater systems, and essential boiler piping requirements.
Chapter 3 - Installation - Wiring
Sensor and Thermostat Installation
Explains the installation of the temperature sensor, drywell, and thermostat (aquastat) for system control.
Chapter 4 - Water Heater Start-Up
Water Heater Filling Procedures
Details the step-by-step process for filling the coil (boiler water) and the tank (domestic water).
Temperature Adjustment and Safety Protocols
Covers adjusting water temperature via controller or thermostat, emphasizing safety and bacterial growth prevention.
Chapter 5 - Water Heater Maintenance
Maintenance Schedules and Procedures
Outlines annual service tasks for technicians and monthly checks for homeowners.
Water Heater Draining Procedures
Provides instructions on when and how to drain the water heater, including preparation and specific procedures for domestic and boiler sides.
Chapter 6 - Replacement Parts
CARDINAL Unit Assembly Diagram
Illustrates the CARDINAL unit's assembly with key components labeled for part identification and replacement.
Chapter 7 - Water Heater Specifications and Performances
Water Heater Dimensions
Presents side and top views with labeled dimensions essential for installation planning and space allocation.
Specifications and Performance Metrics
Lists detailed model specifications, piping connections, dimensions, weight, and performance metrics.
Related Triangle Tube Equipment
Ancillary Water Heating Equipment
Introduces other Triangle Tube products like heat exchangers and condensing boilers, detailing their features.
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