Raypak 750 User Manual

Models 504A thru 2004ACategory I with vertical ventModels 503A thru 2003AModels 2503 thru 4003Category IV VentingUp to 88.4% thermal efficiency!CSA Ce

MVBHEAT EXCHANGERJACKETOTHERGAS TRAINSAFETIES OPERATING CONTROLSASME, National Board Registered, 160 PSI • HLW Stamp  N/A• H Stamp N/A Heat Exchange

Raypak’s Next GenerationModulating BoilerTime-honored technologies unite with cutting-edge advancements inRaypak’s MVB modulating vertical boiler. Ne

1. Control InterfaceLarge easy to read (3.5”) LCD display. Will continuouslymonitor flame strength (μa), sensor temps, BMS signal (0-10V),set points,

Models Dimensions (inches)MVBCat. I*MVBCat. IVW* X*- 2503 58.2267.12- 3003 63.2272.12- 3503 68.2277.12- 4003 73.2282.12PHYSICAL DATA*Category I with v

Note: Current draw (Amps) is for pump only Water hardness grains per gallon*Pump selections based on 75ft equivalent length of tubing Soft = 3-4 • Med

6Control Faults• Low 24VAC• Control Setup• ID Card Fail• Device Lost• Device Error• PIM ErrorIgnition Control Faults• Ignition Lockout• False Flame• I

CATEGORY I*BOILERS(TYPE H)MVBModelFlow Rates Pressure DropsMinimum Flow Maximum Flow 20°F 30°F 39°FGPM⌬P FT ⌬T °FGPM⌬P FT ⌬T °FGPM⌬P FTGPM⌬P FTGPM⌬P F

Cat. I*84%85%Cat. I* 84%Cat. IV87%85%MVBInput(000)Recovery Rates (GPH) - Boiler10 20 30 40 50 60 70 80 90 100 110 120 130 140 150500 5,091 2,545 1,697

Cold Water SolutionsCold Water Start – For applicationsthat require reliable protection againstharmful condensation caused by frequent,extended, cold