Owner’s Operation and Installation Manual for the EX17 (RHFE-433RWTA) EX22 (RHFE-558RWTA) Energysaver ® Gas Direct Vent Wall Furnace Table of Contents ... 2 Safety Information ..3 Operating Instructions ..6 Care and Maintenance ... 22 Fault Codes ....24 Installation Instructions ...
Function Lock ..........20 Humidifier and Air Flow Direction ....21 Care and Maintenance ........22 Before Making a Service Call ......23 Fault Codes ............ 24 Restart Function ..........25 Troubleshooting ..........25 Rinnai Corporation EX17 / EX22 Manual...
• Clothing or other flammable material should not be placed on or near the appliance. • Any safety screen or guard removed for servicing must be replaced prior to operating the appliance. Rinnai Corporation EX17 / EX22 Manual...
Propane: 81.0% EX22: Natural Gas: 80.0% Propane: 81.0% Rinnai is continually updating and improving products. Therefore, specifications are subject to change without prior notice. The efficiency rating of this appliance is a product thermal efficiency rating determined under continuous operating conditions and was determined independently of any installed system.
HOLD BOTH SIDES MODEL NUMBER, AND PULL TOWARD SERIAL NUMBER, GAS TYPE, ETC. THERMISTOR AIR FILTER GAS CONNECTIONS EXHAUST PIPE 1/2" NPT VENT TERMINAL POWER CORD COMBUSTION/ EXHAUST PLUG 120V AC COMBUSTION AIR INTAKE HOSE Rinnai Corporation EX17 / EX22 Manual...
Holding button down will change the time rapidly, first in minutes, then in hours. CONFIRM SETTINGS Press the “Select”or “Clock” Programming button once to lock in and Clock Select Timers complete setting the time. Select indicators will go out. Clock Rinnai Corporation EX17 / EX22 Manual...
To turn the heater OFF: Frost Press the “ON/OFF” button. Override Auto ON/OFF DO NOT turn heater off by unplugging the power cord. The convection fan will continue to run until the appliance cools. Rinnai Corporation EX17 / EX22 Manual...
Period 3 heats the room from 4:00 pm to 11:00 pm at 72° F. 11:00pm • Period 4 has a temperature setting of LOW and runs the appliance at this setting during the night. 4:00pm Rinnai Corporation EX17 / EX22 Manual...
Select choice. Select Repeat steps → for periods 1 through to 4 until you are satisfied with all the settings. Press the “Timers“ button again to confirm your program and lock in all settings. Rinnai Corporation EX17 / EX22 Manual...
Press the “Select” button again. The clock Programming indicator will become stable, the pre-set Timers Clock Select Tu We Th Fr Select Program temperature will flash and “Select Program Temp Temp” will be shown. Rinnai Corporation EX17 / EX22 Manual...
To review all of the programed settings go to “WEEKLY TIMER REVIEW FUNCTION”. For a description of how to operate the heater with these programed settings, go to “OPERATING THE TIMERS”. Rinnai Corporation EX17 / EX22 Manual...
“Mo”(Monday) then “Tu” etc. Press the “ ” button to go backwards through the program. To exit the Weekly Timer Review mode: Press the “Timers” button. Programming Clock Select Timers Rinnai Corporation EX17 / EX22 Manual...
If the Weekly Timer program settings are erased, Start Time Temp or OFF the heater will revert to this program. 7:00 am 72 F 12:00 pm 70 F 5:00 pm 74 F 11:30 pm 64 F Rinnai Corporation EX17 / EX22 Manual...
Returning to Manual Mode Press the “Auto” button. The “Auto” Room Frost indicator will go out and be replaced by the “Man”(Manual) indicator. Override Auto ON/OFF The heater will now heat depending on your manual settings. Rinnai Corporation EX17 / EX22 Manual...
Override function turned off manually (see step below). To turn off the Override function: Press the “Override” button. Then the heater will return to the operation of the current timer period. Rinnai Corporation EX17 / EX22 Manual...
When the “Frost” indicator is displayed the Frost Protection is operating, and will always prevent the room temperature from falling below the pre-set Frost Protection temperature. To turn off the Frost Protection: Press the “Frost” button. The Frost “Frost” indicator will go out. Override Auto ON/OFF Rinnai Corporation EX17 / EX22 Manual...
30 min 30 min 30 minutes it reduces the temperature by a further 2 F, effectively saving energy. The Economy Mode will not operate if the heater is under capacity for the room size. Rinnai Corporation EX17 / EX22 Manual...
If activated while the heater is OFF, then all controls will be locked. If the heater is turned off while the Function Lock is activated, it cannot be turned on again until the lock is deactivated. Deactivating the lock releases the controls. Rinnai Corporation EX17 / EX22 Manual...
The horizontal louver (which determines the vertical air During operation a small amount of condensation is flow direction) is fixed and cannot be adjusted. produced in the flue system and drains into the humidifier tray. Rinnai Corporation EX17 / EX22 Manual...
Dirty filters reduce the air flow and the appliance’s qualified service technician, preferably one who has ability to produce heat. The filters should be cleaned attended Rinnai service training classes on the Direct frequently during the heating season. If the filters Vent products.
Unit cuts off without apparent reason. Check whether filters are blocked. Dirty filters will cause the heater to overheat. Power Failure. Switch OFF, then ON again when power is restored to re-set controls. Rinnai Corporation EX17 / EX22 Manual...
If the fault code remains in diagnosing the problem. The fault code will flash in or returns on the next operation, contact Rinnai or your the display on the control panel. When making a nearest service agent and arrange for a service call.
Flue manifold not connected Service Call Louver obstructed Clear obstruction Air filter blocked Clean filter Gas Escape Service Call Function Lock Set Cancel Function Lock Gas turned off at meter, tank, Turn gas on or valve. Rinnai Corporation EX17 / EX22 Manual...
Gas and Propane Installation Code, CSA B149.1. • Rinnai suggests that a dedicated electrical circuit • A manufactured home (USA only) or mobile home with a 120VAC, 60 hz, 10 amp power source be OEM installation must conform with the used.
Also refer to the Safety Behaviors and Practices section. The clearance 2" to combustibles from the top is zero. 2" 40" Attach Back Covers (Sides Only) Attach back covers as shown. Engage Lugs Secure With Screws Rinnai Corporation EX17 / EX22 Manual...
For weatherboard walls, drill through the center of the weatherboard from the outside first and then through the plasterboard. A template is provided. NOTICE Do not cut the intake hose. Cutting the intake hose may result in noise. Rinnai Corporation EX17 / EX22 Manual...
• This appliance can only be used with one of the not exhaust into other rooms. five types of Rinnai flue kits. The flue kits and their dimensions are listed on the previous page. • The flue manifold is not designed to be positioned under floors or below the heater.
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Push the assembly into the terminal tube, ensuring that the seal is in place on the inner tube. Attach the inside connection with 3 screws. The inner connection can still be turned to install the screws. 3 screws Rinnai Corporation EX17 / EX22 Manual...
All 3 views are from behind the appliance. For your configuration, position the air intake hose as shown. Horizontal extension on left side Plastic tie c i t right side c i t left side Plastic tie Rinnai Corporation EX17 / EX22 Manual...
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10 feet. Therefore, pipes exceeding these lengths should be made to drain to the outside by giving their horizontal portions 3˚ or more downward and outward slope. Rinnai Corporation EX17 / EX22 Manual...
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Join air intake hoses by screwing the hose joint half of its length into the air intake hose and then screwing Hose joint another air intake hose into the hose joint. air intake hoses Rinnai Corporation EX17 / EX22 Manual...
50 Air Intake Hose - 90.6 in (2.3 m) Bent Elbow Long Bent Elbow 50 Hose Joint Pipe Stopper A Pipe Stopper B Pipe Clamp B 3 sets 4 sets 5 sets 1 set Wall Fixture Screw A Screw B Rinnai Corporation EX17 / EX22 Manual...
2 Spacer bracket Spacer screws. Wall bracket Up to 10 mm Adjustable Leg If necessary, the unit can be leveled using the adjustable legs under the front right and left hand side legs. Rinnai Corporation EX17 / EX22 Manual...
Keep burner and control compartment clean. See installation and 3. Locate the manual gas valve on the side of the heater. Turn the manual valve operating instructions. clockwise to the full OFF position. Rinnai Corporation EX17 / EX22 Manual...
If any of the original wire as supplied with the appliance must be replaced, it must be replaced with Label all wires prior to disconnection when type 18 AWG wire or its equivalent. servicing controls. Wiring errors can cause improper and dangerous operation. Rinnai Corporation EX17 / EX22 Manual...
Parts List For replacement parts call Rinnai at 1-800-621-9419. Rinnai Corporation EX17 / EX22 Manual...
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Parts List Rinnai Corporation EX17 / EX22 Manual...
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Parts List For replacement parts call Rinnai at 1-800-621-9419. Rinnai Corporation EX17 / EX22 Manual...
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Parts List Rinnai Corporation EX17 / EX22 Manual...
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Parts List For replacement parts call Rinnai at 1-800-621-9419. Rinnai Corporation EX17 / EX22 Manual...
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AU131-236-B CORD PACKING A AU131-236-A HEAT INSULATOR A 556F-477 HEAT INSULATOR B 556F-478 REAR PANEL PACKING 556F-325 UNDER COVER TOTAL ASS'Y 556F-479-2 UNDER COVER TOTAL ASS'Y 556F-479-4 ON-OFF VALVE ASS'Y BRR37-244 INLET CAP 3022-0363 Rinnai Corporation EX17 / EX22 Manual...
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CONNECTING TUBE FIXER 556F-408 COMBUSTION FAN CASING ASS'Y 556F-414-3 SCREW FOR MOTOR CP-30310 CUSHION RUBBER 308F-8273 FLUE SLIDING TUBE ASS'Y R558F-1019 O RING E RHF300-200-E O RING D FOT-001-016-3 SLIDING TUBE RHF250-148-2 COVER 302F-1103 Rinnai Corporation EX17 / EX22 Manual...
What will Rinnai do? Rinnai will repair or replace the covered product or any part or component that is defective in materials or workmanship as set forth. Rinnai will pay reasonable labor charges associated with the repair or replacement of any such part or component. All repair parts must be genuine Rinnai parts.
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Rinnai shall not be liable for indirect, incidental, special, consequential or other similar damages that may arise, including lost profits, damage to person or property, loss of use, inconvenience, or liability arising from improper installation, service or use.
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• Up to 83% AFUE Energy Efficiency • Zero-Clearance Installation • Available in Four Options of Fronts • Remotes and Fan Included • Gas Conversion Kit Available Hydronic Air Handler Designed for Use with Rinnai Systems • Domestic Hot Water Priority • Optional Programmable Thermostat •...