A.O. Smith SGE-40/60 Water Heater User Manual


 
Installation
44 Instruction manual SGE
3
is
Full-load measurement
10. From the service menu, select:
-
SERVICE OPERATION
|
FULL LOAD
- Confirm with .
The appliance is now in "FULL LOAD mode" and will ignite.
11. The appliance is now running at
FULL LOAD
. Read the value from the CO
2
meter and wait until this measured value has remained stable for some time.
This may take several minutes.
12. Then compare the measured CO
2
value against the value from the
table (3.4.3 "
Gas data").
Caution
The CO
2
value at full load must be within ±1.0 vol% of the CO
2
value stated
in the table (3.4.3 "Gas data").
13. If necessary, adjust the CO
2
value using the adjuster screw until the value is
within the range listed in the table of CO
2
values.
Use the Allen key supplied for this. The key can be found in the plastic bag
that is attached to the appliance.
CO
2
adjustment (full load)
Note
Turning to the left (anticlockwise) means more gas (higher CO
2
level) and
turning to the right (clockwise) means less gas (lower CO
2
level).
Note
After conversion, you must check that the gas control valve is gastight.
14. If you have increased
Tset
, set it back to the original value using .
15. Continue with the CO
2
measurement under partial load.
SERVICE Ê Ê
FULL LOAD 65ÉC
Tset 70ÉC
RUNNING
IMD-1095b R0