16
Matrix Installation and Operation Instructions
WARNING
THIS APPLIANCE CONSISTS OF A “LOW-MASS” BOILER AND MUST HAVE ADEQUATE WATER
FLOWING THROUGH IT WHENEVER THE BURNER IS ON. FAILURE TO DO THIS WILL DAMAGE
THE UNIT AND VOID THE WARRANTY. PLUMBING MUST INCORPORATE A PRESSURE
REGULATING FILL VALVE AND PRESSURE RELIEF VALVE.
WARNING
HYDRONIC SYSTEMS, OLD AND NEW, MUST BE FLUSHED TO REMOVE SEDIMENT, FLUX,
FILINGS, ETC. FAILURE TO DO SO WILL SERIOUSLY DAMAGE THE BOILER, VOIDING
WARRANTY. (CLEAN WITH FERNOX CLEANER F3, NTI PART NUMBER: 83449.)
WARNING
THE BOILER FITTINGS CAN’T SUPPORT ANY WEIGHT. SUPPORT ALL OF THE PLUMBING
SYSTEM EXTERNALLY.
DO NOT APPLY TORQUE TO THE PLUMBING FITTINGS. HOLD THE FITTING WHEN INSTALLING,
OTHERWISE DAMAGE TO THE UNIT WILL OCCUR.
WARNING
WATER WITH A TOTAL HARDNESS GREATER THEN 100PPM (6 GRAINS/GALLON) MAY RESULT
IN HEAT EXCHANGER FAILURE AND WILL VOID YOUR NTI WARRANTY. TREAT ALL SYSTEMS
WITH FERNOX PROTECTOR F1 (NTI PART NUMBER: 83448), WHICH IS INCLUDED WITH THE
MATRIX PACKAGE.
CAUTION
This appliance is designed to operate in residential and commercial heating systems, and is not intended
for:
1. Outdoor installations, or unheated spaces, which can cause freezing.
2. Process heating of potable water, or any other fluids.
3. Un-pressurized, and gravity feed heating systems.
4. Heating systems with very low pressures or flow.
IMPORTANT
1. Understand and follow the plumbing requirements provided in this section.
2. Keep serviceability in mind when installing plumbing around the furnace cabinetry.
3. Install fittings that will allow the system to be flushed if needed during annual check-ups.
4. Add inhibitor, Fernox Protector F1 (NTI Part Number: 83448), to the system water to help prevent
limestone and magnetite deposits, and galvanic corrosion. Bottle provided will treat an average 100-
liter (26 US gallon) system.
6.0 BOILER PLUMBING
