Camus Hydronics Valiant-FT II Series, Installation And Service Manual

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3. Remove the bracket holding the airbox.
4. Remove the air intake elbow from the venturi.
5. Using a torx driver, remove the screws attaching
the venturi to the blower.
6. Replace this Venturi with the LP Venturi.
7. Follow steps 5 to 1 in reverse order to reattach all
the components.
8. Adjust high fire and low fire CO2 values using the
high fire and low fire trims on the gas valve and
match with table 12.
4.6 HIGH ALTITUDE
For US: The input ratings of the appliance operating at
elevations above 2000ft shall be reduced at the rate of 4%
for each 1000ft above sea level.
For Canada: The de-rated input rating above 2000ft is as
stated on the rating plate of the appliance. For operation
above 4500ft, consult the local authorities for de-rating
capacities.
AIR SWITCH PROCEDURE
1. Connect a manometer to the two air pressure
ports and check the differential pressure between
them.
2. Compare the pressures from the air switch to the
Valiant-FT Factory Test Data Sheet.
3. Match or come close to the required pressure by
changing the RPM on the digital display