Operating instructions

12
Check out and adjustments
HML and HMLV furnaces may be used with following oil burners.
Beckett AF, and Riello 40F oil burners are for applications using indoor air for combustion only.
Sidewall venting applications utilizing outdoor air for combustion, use Beckett AFII or Riello 40BF (Balanced Flue) oil burners
only.
Table A-1 Beckett AF Oil Burner Set-Up
Beckett AF Series Oil Burners
(For use with chimney vented units only)
Furnace
Model
Output
BTU/Hr
Burner
Model
Delavan
Nozzle
Pump
Pressure
Flow Rate Head
1
Static
Plate
HML-60C2
2
HMLV-60C2²
59,000 AF76BNHS 0.50 / 80°A 100
PSIG 0.50 USGPH F3 3- ⅜ in.
HML-80C2
HMLV-80C2
76,000 AF76BNHS 0.65 / 80°A 100
PSIG 0.65 USGPH F3 3- ⅜ in.
HML-90C2
HMLV-90C2
85,000 AF76BNHS 0.75 / 80°A 100
PSIG 0.75 USGPH F3 3- ⅜ in.
HML-100C2
HMLV-100C2
96,000 AF76BNHS 0.85 / 70°A 100
PSIG 0.85 USGPH F3 3- ⅜ in.
1
Head is shielded by ceramic insulator.
2
Low Firing Rate Baffl e required when using 0.50-gallon nozzle.
Table A-2 Beckett AFII Oil Burner Set-Up
Beckett AFII Series Oil Burners
(For use with sidewall vented units with outdoor combustion air,
or chimney vented units with indoor air for combustion)
Furnace Model
Output
BTU/Hr
Burner
Model
Delavan
Nozzle
Pump
Pressure
Flow Rate Head
HML-60CB2U2
HMLV-60CB2U2
65,000 AFII-85 0.50 / 60°A 145
PSIG 0.55 USGPH FB0
HML-80CB2U2
HMLV-80CB2U2
77,000 AFII-85 0.60 / 60°A 115
PSIG 0.65 USGPH FB3
HML-90CB2U2
HMLV-90CB2U2
88,000 AFII-85 0.70 / 60°A 115
PSIG 0.75 USGPH FB3
APPENDIX A - CHECK OUT AND ADJUSTMENTS