INSTINCT NATURAL TO PROPANE CONVERSION INSTRUCTIONS
WARNING
!
Failure to retain the O-ring gasket between the ventu-
ri and the blower will cause an improper seal resulting
in a potential risk of a gas leak. A gas leak can result in
substantial property damage, serious injury, or death.
WARNING
!
Ensure the proper venturi for the model is installed
per Table 1. Failure to comply will affect input rate
and combustion of the boiler which can result in sub-
stantial property damage, serious injury, or death.
NOTICE
Do not use adhesive on any gaskets or O-rings during the re-
assembly process.
2. Using a 10 mm socket and ratchet, reinstall the
three (3) bolts securing the venturi to the fan as-
sembly
3. Reassemble the gas valve to venturi pipe to the
gas valve and venturi taking care to ensure that the
gaskets are seated properly before tightening the
nut.
4. Install the venturi interface on the venturi and ro-
tate counterclockwise until locked into place.
5. Install the air inlet elbow then attach the silicone
tube.
WARNING
!
Failure to properly install the air inlet elbow and at-
tach the silicone tube can affect combustion of the
boiler which can result in substantial property dam-
age, serious injury, or death.
6. Open the manual gas shut o valve to the unit.
Before placing the boiler back into operation, test
all gas connections for leaks and repair if leaks are
found.
WARNING
!
Do not check for gas leaks with an open flame. Use a
bubble test. Failure to test for gas leaks can result in
substantial property damage, serious injury, or death.
7. Attach the propane conversion label to the gas
valve and the propane conversion rating label next
to the existing rating label
8. Enter the propane (LP) appliance code from the rat-
ing label:
1. Press and hold the UP and DOWN buttons to-
gether see Fig. 4.
Fig. 4: CTRLMax Navigation Control
2. Enter the installer access code “054” by using
the LEFT and RIGHT buttons to select a digit and
the UP and DOWN buttons to change the digit.
Press the center button to enter the access code.
3. With the CH/DHW Settings icon highlighted,
press the center button.
4. Press the DOWN button to highlight the Boiler
Settings icon then press the center button.
5. Scroll down to highlight Appliance Setting then
press the center button.
6. Enter the propane (LP) appliance code from the
rating label by using the LEFT and RIGHT buttons
to select a character and the UP and DOWN but-
tons to change the character. Press the center
button to enter the appliance code.
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