6 TECHNICAL SPECIFICATIONSTable 6 – Technical specifications112 Series, multi-position models UNITS WITH 1/2 HP 4-SP. MOTOR UNITS WITH 1/2 HP ECM MOTORRATING AND PERFORMANCEFiring rate(USGPH)* 0.68 0.80 0.68 0.80Input (BTU/h)* 95,200 112,000 95,200 112,000Maximum Heating capacity, (BTU/h)* 81,000 94,000 81,000 94,000Heating temperature rise (Degr. F)* 55 - 75 Degr. F 60 - 72 Degr. FFlue draft with chimney (inch of w.c.) -0.06 to -0.025 -0.06 to -0.025Overfire pressure with chimney (inch of w.c.) -0.035 to +0.025 -0.035 to +0.025Flue pressure with direct vent (inch of w.c. - no wind) +0.03 to +0.15 +0.03 to +0.15Overfire pressure with direct vent (inch of w.c. - no wind) +0.05 to +0.17 +0.05 to +0.17BECKETT BURNER; AFG MODEL (Chimney) AFG70MQSS AFG70MQSSBurner tube insertion length (inches) 1 3/4” 1 3/4”Head type 2 Slots - L2 head 2 Slots - L2 headNozzle (Delavan)** 0.60 - 60W 0.65 - 60B 0.60 - 60W 0.65 - 60BPump pressure (PSIG)* 140 150 140 150Head/Air setting 10/0 10/0 (Note 1) 10/0 10/0 (Note 1)AFUE % (From CSA B212 standard and Canadian regulation)*** 86.3% 85.6% ‡ 86.3% ‡ 85.6%AFUE % (From ASHRAE 103 standard and US regulation)*** 85.3% 85.4% ‡ 85.3% ‡ 85.4%BECKETT BURNER; NX MODEL (Chimney or DV) NX56LQ NX56LQBurner tube insertion length (inches) 1 3/4” 1 3/4”Head type 6 Slots - LQ head 6 Slots - LQ headNozzle (Delavan)** 0.60 - 60A 0.70 - 60A 0.60 - 60A 0.70 - 60APump pressure (PSIG)* 130 130 130 130Head/Air setting 3.5 2.5 3.5 2.5AFUE % (From CSA B212 standard and Canadian regulation)*** 87.1% 86.6% ‡ 87.1% ‡ 86.6%AFUE % (From ASHRAE 103 standard and US regulation)*** 85.8% 85.3% ‡ 85.8% ‡ 85.3%RIELLO BURNER; 40-F3 MODEL (Chimney) F3 WITH AIR INLET DAMPER F5 WITH AIR INLET DAMPERBurner tube insertion length (inches) 2 3/4” 2 3/4”Nozzle (Delavan)** 0.60 - 70A 0.70 - 70A 0.60 - 70A 0.70 - 70APump pressure (PSIG)* 130 130 130 130Combustion air adjustment (turbulator/damper) 1 / 2.6 2 / 3.1 1 / 2.6 2 / 3.1AFUE % (From CSA B212 standard and Canadian regulation*** 87.0% 86.8% ‡ 87.0% ‡ 86.8%AFUE % (From ASHRAE 103 standard and US regulation)*** 85.8% 85.4% ‡ 85.8% ‡ 85.4%...Continued18