FIGURE 3: TURBULATOR LENGTH & LOCATION IN SYSTEM:
NOTE: Improper location of a turbulator can cause malfunction of the heater,
property damage, and will void the heater warranty.
Tubes with turbulators are clearly labeled for easy identification. Models with as-
terisk refer to notes below the table.
STS-JZ-F / IQ-F I&O Manual Z83.20-2016
IM101220
RD: APR 2019
RL: 20C
14