Thermo Pride OD6FA072D48R Installation And Operation Manual page 24

CAPACITY
HIGH CAPACITY
LOW CAPACITY
* Based on #2 domestic heating fuel oil having heating value of 140,000 BTU per gallon.
** Based on thermal efficiency of 84%-85%.
MOUNTING THE 2-STAGE RIELLO BURNER:
It is necessary that the insulation gasket be placed between the mounting plate and the burner flange.
The insulating gasket has six holes, which, if necessary, can be modified as shown. (see figure 14-1)
Figure 14-1: Burner gasket and mounting
Verify that the installed burner is lightly leaned towards the button. (See figure 14-1) The burner is
designed to allow entry of the flexible oil-lines on either side of the burner.
2 STAGE FIRING RATES
FIRING NOZZLE SIZE
RATE Riello
HIGH FIRE
.70 X 45° W
LOW FIRE
HIGH FIRE
.50 X 45° W
LOW FIRE
Table 9: Riello 2-stage firing rates
INPUT RATE*
(BTU/HR)
106,250/170psi
85,000/130psi
85,000/170psi
70,000/130psi
Figure 14-2: Burner fixing and hinge assembly
21
EFFECTIVE**
HEATING
CAPACITY
90,000
74,000
74,000
60,000