Rinnai REU-V2520FFUC-US User Manual
Rinnai Water boiler
2520FFUC SP-1
C53i (2520FFUC)
Type of Appliance
Rinnai model number
Operation
Exhaust system
Minimum/Maximum Gas Rate (Input)
Electrical
Electrical Consumption
Ignition System
Hot Water Capacity
Temperature
Temperature (without remote)
Approved Gas Types
Installation
Energy Factor
Thermal Efficiency
Service Connections
Water Flow Control
Minimum/Maximum Water Supply Pressure
Temperature controlled, continuous flow, gas hot water system
REU-V2520FFUC-US
With or without remote controls, mounted in kitchen, bathroom, etc.
Direct vent, forced combustion
15,000 - 180,000 BTU/h (Natural Gas or Propane)
Appliance:
AC 120 Volts - 60 Hz
Remote Control:
DC 12 Volts
Normal
75
watts
Standby 5.5
watts
Anti-frost protection
100 watts
Direct electronic ignition
0.6 to 5.3 GPM (50° F rise)
0.6 to 5.3 GPM (35° F rise)
120° - 185° F
140° F (factory default)
Natural or Propane (ensure unit matches gas type)
Indoor only
Natural Gas: 0.81
Propane: 0.81
Natural Gas: 84%
Propane: 84%
Gas supply: 3/4 inch MNPT
Cold water inlet: 3/4 inch MNPT
Hot water outlet: 3/4 inch MNPT
Water flow sensor, electronic water control device, no bypass
20 - 150 PSI (50 PSI or above is recommended for maximum flow)
2520FFUC SP-1 12/2006
FLOW TABLE
Water Flow Capacity Curves
(For 1 to 5 units manifolded in parallel)
© 2005 Rinnai Corporation