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ACGSS02307
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CATEGORY IV LISTED
• Requires AL29-4C gas tight rust resistant
venting material
PROFESSIONAL START-UP SERVICE
FURNISHED
• Assures optimum performance for each
installation
MEETS ASHRAE/IESNA 90.1-1999
5 YEAR HEAT EXCHANGER WARRANTY
• For complete information, consult written
warranty or contact A. O. Smith
OTHER VF
™
BOILER FEATURES:
• ASME 160# W.P.
• ASME PRESSURE RELIEF VALVE 125#
• FACTORY MOUNTED FLOW SWITCH
• MEETS CSD-1 CODE-–FACTORY STANDARD
• BRASS DRAIN VALVE
• LOW GAS PRESSURE SWITCH
• DIGITAL INLET/OUTLET
TEMPERATURE READ OUT
• MANUAL RESET HI-LIMIT
• ALL BRONZE FACTORY MOUNTED PUMP
VF
™
BOILER APPROVED OPTIONS:
❑ SEQUENCING PANEL
❑ ALARM BELL
❑ SIDEWALL VENT KITS
❑ VERTICAL AND HORIZONTAL
DIRECT VENT KITS
❑ SKID-MOUNTED SYSTEMS
❑ DRY CONTACTS FOR ANY
BOILER FAILURE
❑ LOW WATER CUTOFF
❑ LP GAS
❑ CUPRO-NICKEL HEAT
EXCHANGER TUBES
Please consult latest edition of the Installation Manual for detailed venting information and
maximum/minimum venting distances.
Model
No.
Input
Rating
Btu/hr
Water
Flow
Temperature Rise - °F (°C)
40 60 80 90 100 120 140
(22) (33) (44) (90) (56) (67) (78)
VW-500 500,000
GPH 1,268 845 634 563 507 423 362
LPH 4,797 3,198 2,399 2,132 1,919 1,599 1,371
VW-750 750,000
GPH 1,901 1,268 951 845 761 634 543
LPH 7,196 4,797 3,598 3,198 2,878 2,399 2,056
VW-1000 1,000,000
GPH 2,535 1,690 1,268 1,127 1,014 845 724
LPH 9,595 6,397 4,797 4,264 3,838 3,198 2,741
UP TO 88% EFFICIENT, HOT WATER SUPPLY BOILER WITH MODULATING FIRE 4:1 TURNDOWN
VERSATILE MULTI-VENTING CONFIGURATIONS
DIRECT-VENTING
™
SIDEWALL VENTING CONVENTIONAL
VENTING
NOTE: Maximum gas supply pressure: 11˝ W.C. natural gas, 13.8˝ propane
Minimum gas supply pressure: 4˝ W.C. natural gas, 8˝ propane
Electrical Power: 120 Volts, 60 Hertz, 30 Amps.
RECOVERY CAPACITIES