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HIGH EFFICIENCY CONDENSING
99,000 & 125,000 Btu/hr Models
160,000 & 199,000 Btu/hr Models
WARNING: If the information in this manual is not followed exactly, a fire or
explosion may result causing property damage, personal injury, or loss of life.
Do not store or use gasoline or other flammable vapors and liquids or other
combustible materials in the vicinity of this or any other appliance.
WHAT TO DO IF YOU SMELL GAS:
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any phone in your building.
• Immediately call your gas supplier from a neighbor's phone. Follow the gas
supplier's instructions.
• If you cannot reach your gas supplier, call the fire department.
Installation and service must be performed by a qualified licensed installer,
service agency or the gas supplier.
COMBI BOILER
(Natural Gas or Propane)
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Related Manuals for Rheem RCBH-L199i
Summary of Contents for Rheem RCBH-L199i
- Page 1 HIGH EFFICIENCY CONDENSING COMBI BOILER 99,000 & 125,000 Btu/hr Models 160,000 & 199,000 Btu/hr Models (Natural Gas or Propane) WARNING: If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury, or loss of life. Do not store or use gasoline or other flammable vapors and liquids or other combustible materials in the vicinity of this or any other appliance.
- Page 2 COMBI BOILERS 99 - 125 - 160 - 199 SAFETY CONSIDERATIONS WARNING Installation, start-up and servicing of this unit must be done with due care If the information in this and attention, and should only be performed by competent, qualified, manual is not followed licensed and trained heating technicians.
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Page 3: Table Of Contents
COMBI BOILERS 99 - 125 - 160 - 199 CONTENTS UNIT’S CONTROLLER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6 INSTALLER INTERFACE . - Page 4 COMBI BOILERS 99 - 125 - 160 - 199 WARNING DANGER WARNING HOT WATER CAN SCALD! If overheating occurs or the Do not use this unit if any gas supply fails to shut off, do part has been under water. Water Temperatures over not turn off or disconnect the Immediately call a qualified...
- Page 5 COMBI BOILERS 99 - 125 - 160 - 199 DANGER BURN ° Water temperature over 125°F (52°C) can cause severe burns instantly or death from scalds. ° Children, disabled, and elderly are at highest risk of being scalded. ° See instruction manual before setting temperature at water heater. °...
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Page 6: Unit's Controller
COMBI BOILERS 99 - 125 - 160 - 199 UNIT’S CONTROLLER ICON FUNCTION Numerical Display Main Display Plus & Minus Temperature Adjustment Flame Burner ON Indicator White Dot Power ON Indicator Faucet DHW Indicator Radiator Heating Indicator Wrench Service/Reset Return Arrow Enter/Save Numerical Display Service Display... -
Page 7: Programming Mode
COMBI BOILERS 99 - 125 - 160 - 199 Programming Mode Adjusting the space heating water temperature To access the main menu: 1 . Touch the area above the white dot . 2 . Touch the Radiator button . 3. To change the space heating target temperature, touch the Plus or Minus buttons . - Page 8 COMBI BOILERS 99 - 125 - 160 - 199 Adjusting the domestic hot water Temperature NOTE The domestic hot water To access the main menu: thermostat is adjusted to its lowest temperature position 1 . Touch the area above the white dot . when shipped from the factory.
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Page 9: Tankless Domestic Hot Water Modes
COMBI BOILERS 99 - 125 - 160 - 199 TANKLESS DOMESTIC HOT WATER MODES Tankless Domestic Hot Water - Standard and ECO Comfort Modes Standard Mode (OFF): The unit will respond to a call for domestic hot water as a priority over the space heating demand . When the domestic hot water demand is satisfied the unit will return to the space heating load if the load is still calling. -
Page 10: Space Heating
COMBI BOILERS 99 - 125 - 160 - 199 ● To save the changes, touch the Return button . ● To exit without saving the changes, touch the On/Off button. “P” to the right of the screen indicates that the changes have been saved . SPACE HEATING Overview The Combi boiler is designed to be installed in a primary/secondary type... -
Page 11: Sequence Of Operation
COMBI BOILERS 99 - 125 - 160 - 199 SEQUENCE OF OPERATION NOTE The correct 10KΩ temperature The Combi boiler operates in a similar way for both a space heating and a sensor (or aquastat) must be domestic hot water call for heat . When the unit is powered up the controller used to operate the indirect enters a self-diagnostic mode, and displays the controller software version in the water heater properly. -
Page 12: Lighting & Shutting Down The Unit
COMBI BOILERS 99 - 125 - 160 - 199 LIGHTING & SHUTTING DOWN THE UNIT (LP) USER’S INFORMATION MANUAL... -
Page 13: Maintenance
COMBI BOILERS 99 - 125 - 160 - 199 MAINTENANCE General Care • Keep combustible materials and flammable liquids and vapors away from the unit. • Keep vent terminals clear of obstructions (snow, dirt, etc .) . Regular Maintenance • Check the domestic hot water temperature at the faucet to ensure the temperature is not too hot . -
Page 14: Relief Valve - Maintenance And Testing
COMBI BOILERS 99 - 125 - 160 - 199 Relief Valve - Maintenance and Testing CAUTION The relief valve manufacturer requires that under normal operating conditions a Before testing the relief valve, “try lever test” must be performed quarterly . Under severe service conditions, or make certain the discharge if corrosion and/or deposits are noticed within the valve body, you must test more pipe is properly connected to... -
Page 15: Service Record
COMBI BOILERS 99 - 125 - 160 - 199 SERVICE RECORD DATE LICENSED CONTRACTOR DESCRIPTION OF WORK DONE USER’S INFORMATION MANUAL... - Page 16 Rheem Sales Co Montgomery, AL. (833) 212-9276 IBC Technologies Inc . 8015 North Fraser Way Burnaby, BC Canada V5J 5M8 (844) HEAT-IBC / (844) 432-8422 IBC Technologies USA Inc . 121 Walter A Gaines Way Lawnside, NJ 08045 (856) 887-0544 84157404 May 2023 ©...