UTICA BOILERS Trifire 3 Series Installation, Operation & Maintenance Manual page 52

Table 15 - Riello 40F Chimney Vent Preliminary Burner Settings
Burner settings provided are for initial startup only. Final adjustments must be made using combustion test
instruments.
TABLE 15: RIELLO 40F CHIMNEY VENT PRELIMINARY BURNER SETTINGS
Boiler Head Insertion
Model Type Depth
4075 Reverse 2.75"
4090 Reverse
5100
Standard 2.75"
5120 Standard 2.75"
6130 Standard 2.75"
6145 Standard 2.75"
7165 Standard 2.75"
7180 Standard 2.75"
Timings
Pre-purge 12 seconds
17 - OIL BURNER, NOZZLE, & AIR SETTINGS
Firing
Combustion
Rate
Liner
[GPH]
0.75
0.90
2.75"
1.00 None
1.20 None
1.30
1.45
1.65
1.80
Nozzle Nozzle
Mfr. Type
Oval Delavan 0.65 x 60W
Oval Delavan 0.75 x 90B
Delavan 0.80 x 90B
Delavan 1.00 x 90B
V6 Delavan 1.10 x 80B
V6 Delavan 1.20 x 80B
V7 Delavan 1.35 x 45B
V7 Delavan 1.5 x 45B
52
Pump
Head Air
Pressure
Setting Setting
[PSI]
150 1 3.6
140 2 3.5
180 0 2.75
190 0 5.9
170 1 5.5
185 3 3.9
190 1 4.2
167 1 4.2
Riello
ECR Oil
Boiler Oil
Burner Part
Model Burner
Number
Model
4075 40F3 550003548
4090 40F3 550004237
5100 40F5
550004287
5120 40F5 550004290
6130 40F5 550004288
6145 40F5 550004291
7165 40F10 550004289
7180 40F10 550004292
PN 240013415 REV A [08/15/2021]
Rated
AFUE
Efficiency
[%]
87.0
86.0
87.0
86.0
87.0
86.0
87.0
86.0