Noritz EZTR50 - Page 17

Heat Exchanger Replacement Procedure
Diagram
16. Fix the heat exchanger assembly in the case
(1) Fix the heat exchanger assembly in the case
with 8 screws(M4×10).
(2) Put Drain Hose - SS HEX into the drain outlet
of Exhaust Duct and fix it with Hose Clamp.
Page 17
Procedure
EZ111DV/EZ98DV or NCC199CDV
(2)
Heat exchanger assembly connection
enlarged view
Put into the case
NRCB199DV/NRCB180DV
(2)
(1)
e.g. EZ111DV