Dunkirk EXCELSIOR EXB4075 Installation, Operation & Maintenance Manual page 51

Table 16 - Riello 40BF (DIRECT VENT) Preliminary Burner Settings
Burner settings provided are for initial startup only. Final adjustments must be made using combustion test
instruments.
Table 16: RIELLO 40BF DIRECT VENT PRELIMINARY BURNER SETTINGS
Head
Boiler Model
Type
4075 Reverse
4095
Standard
4110 Standard
5100 Standard
5115 Standard
5135 Standard
6130 Standard
Timings
Pre-purge 12 seconds
Post-Purge 45 seconds
17 - OIL BURNER, NOZZLE, & AIR SETTINGS
Inser- Firing
Com-
tion Rate bustion
Depth [GPH] Liner
2.75" 0.75 Oval
1.75" 0.95 Oval
1.75" 1.10 Oval
2.75" 1.00 None
1.75" 1.15 None
1.75" 1.35 None
2.75" 1.30 V6
Riello
Boiler Oil
Model Burner
Model
4075 40BF3
4095 40BF5
4110 40BF5
5100 40BF5
5115 40BF5
5135 40BF5
6130 40BF5
Pump
Nozzle Nozzle Pres-
Mfr. Type sure
[PSI]
Delavan 0.65x60W 150
Delavan 0.75x90B 175
Delavan 1.00x90B 125
Delavan 0.75x60B 175
Delavan 1.00x80B 130
Delavan 1.20x80B 125
Delavan 1.00x45B 175
ECR Oil Burner
Part Number
240007528
240009407
240009408
240007529
240009409
240009410
240007530
51
Pressure
Head Air
Switch
Setting Setting
Setpoint
3 5.0 0.25" WC
1 4.0 0.25" WC
2 5.0 0.25" WC
1 5.0 0.80" WC
2 5.8 0.80" WC
4 5.8 0.80" WC
2 8.0 0.90" WC
Rated
AFUE
Efficiency
[%]
86.0
85.0
84.0
86.5
85.0
84.0
86.5