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—  Do not store or use gasoline or other flammable vapors and 

liquids 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 

installer, service agency or the gas supplier. 

WARNING: If the information in these instructions is not 

followed exactly, a fire or explosion may result causing 

property damage, personal injury or loss of life. 

Owner’s Operation and Installation Manual for the 

EX17  (RHFE-433RWTA) 
EX22  (RHFE-558RWTA) 

Energysaver

®

Gas Direct Vent Wall Furnace 

INSTALLER:   Leave this manual with the appliance. 

CONSUMER:  Retain this manual for future reference. 

Table of Contents ...........2 
Safety Information ..........3 
Operating Instructions ....6 
Care and Maintenance ...22 
Fault Codes....................24
Installation Instructions...26 
Parts List ........................45 
Consumer Support .........54

Summary of Contents for EX17

Page 1: ...vice must be performed by a qualified installer service agency or the gas supplier WARNING If the information in these instructions is not followed exactly a fire or explosion may result causing property damage personal injury or loss of life Owner s Operation and Installation Manual for the EX17 RHFE 433RWTA EX22 RHFE 558RWTA Energysaver Gas Direct Vent Wall Furnace INSTALLER Leave this manual wi...

Page 2: ... Saving Mode 19 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 Installation Instructions General Instructions 26 Gas Connection 27 Clearances to Combustibles 27 Attach Back Covers Sides only 27 Flue Terminal Clearances 28 29 Dimensions 30 Installation Parts 31 Drilling Flue Hole 32 ...

Page 3: ...er Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water This appliance is equipped with a three prong plug for your protection against shock hazard and should be plugged directly into a properly grounded three prong receptacle Do not cut or remove the ground prong from this plug Any alt...

Page 4: ...Hz 46 watts EX17 51 watts EX22 Weight 53 lbs 24 kg Noise Level EX17 33 39 dB EX22 33 43 dB AFUE Rating EX17 Natural Gas 81 0 Propane 81 0 EX22 Natural Gas 80 0 Propane 81 0 Specifications 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 ...

Page 5: ... Directional Louvers Direct Vent Easily Installed Proportional Heating Variable Capacity Hush Quiet Operation Modern Design Minimizes Floor Space Requirements Fault Code Message Display Natural Gas Propane Gas Minimum supply gas pressure 3 5 in 89 mm W C 8 0 in 203 mm W C Maximum supply gas pressure 10 5 in 267 mm W C 13 0 in 330 mm W C Appliance Specifications Natural Gas Propane Gas BTU hour inp...

Page 6: ...VER HOLD BOTH SIDES AND PULL TOWARD YOU THERMISTOR GAS CONNECTIONS 1 2 NPT POWER CORD PLUG 120V AC COMBUSTION AIR INTAKE HOSE EXHAUST PIPE AIR FILTER ON OFF SWITCH TURNS MAIN POWER ON OFF RATING PLATE MODEL NUMBER SERIAL NUMBER GAS TYPE ETC Getting to Know your New Heating appliance Operating Instructions DISPLAY TEMPERATURE TIMERS SETTING CONTROLS ...

Page 7: ...eing programed Review indicates that the review mode is on Filter shows when the filter needs to be cleaned Function Lock indicates that the function lock is on Clock shows current time or pre set program time for timer Select Program Timer Temp indicates when the timers are being programed Start time Select Program Timer or Temperature Select Program Temp Temperatures shows pre set and room tempe...

Page 8: ...correct day of the week is displayed Press the Select button once to lock in and complete day of the week selection The time of day will then flash TIME OF DAY To set the time press the or buttons until the correct time of day is displayed Pressing either button once will change the time in single minutes Holding button down will change the time rapidly first in minutes then in hours CONFIRM SETTI...

Page 9: ...ontinue to run If the room temperature is higher than the pre set or desired temperature the heater will go into stand by mode and will start when the room temperature falls below the pre set temperature If the heater does not ignite on initial use this may be due to air remaining in the gas supply line The spark generator will only continue for 15 seconds After this it will be necessary to press ...

Page 10: ...ure setting of nothing or OFF and so the heater will not operate again until the start of period 3 at 5 00 pm Period 3 heats the room from 5 00 pm to 9 30 pm at 72 F Period 4 turns the appliance OFF until Period 1 begins the next day Weekend Program Period 1 has been programmed to start at 9 00 am with a temperature setting of 76 F The appliance will heat the room at 76 F until 11 00 am when perio...

Page 11: ...e times and temperatures selected in steps 3 5 will automatically apply for those days Press the Select button to confirm your choice Select the period you wish to program by pressing the up and down buttons Periods 1 4 will automatically appear in order as you follow this programing sequence so you may not need to manually select a timer period Press the Select button to confirm your choice Set t...

Page 12: ...indicator will flash and the time and temperature display will be shown 3 Press the Select button again The period 1 indicator will become stable the temperature display will go out and the clock will flash 4 Press the button until the display shows am 5 30 as shown in the example schedule for period 1 5 Press the Select button again The clock indicator will become stable the pre set temperature w...

Page 13: ...urn to the current time and the Set Program Timer indicator will go out 16 Set periods 3 and 4 following repeating steps to and then go to step 13 You can now program a Weekend schedule by repeating steps to and then go to step 15 Press the button to set the pre set temperature to 76 F remember we are using the example schedule 7 To review all of the programed settings go to WEEKLY TIMER REVIEW FU...

Page 14: ...Timers button for approximately 3 seconds an audible beep will be heard NOTE The Period 1 Mo time temperature and Review indicators will show Press the button repeatedly to review the Weekly Timer program The four timer periods for each day of the week will show in turn starting with Mo Monday then Tu etc Press the button to go backwards through the program To exit the Weekly Timer Review mode Pre...

Page 15: ... 1 on the next day Each period must be set to a later time than the one before it If you want to heat during the period select a temperature H high 80 60 L low If you do not want to heat during this period select the OFF setting Write your own program Use the tables below to write your own weekly timer program then program the timers Start Time Temperature or OFF 1 2 3 4 Start Time Temperature or ...

Page 16: ...the ON OFF button The Man Manual and ON indicators will come on as well as the preset and room temperatures Press the Auto button The Man Manual indicator will be replaced by the Auto Automatic indicator and the current timer period will show If the current period has been programed with a temperature the heater will start heating If the current period has been programed with an OFF setting the he...

Page 17: ...d setting To turn off the Override function Press the Override button Then the heater will return to the operation of the current timer period If the current timer period is ON heating If the current timer period is OFF The heater will turn OFF the temperatures will display and the Override and Off indicators will light The heater will remain OFF until a the next timer period or b the Override fun...

Page 18: ...the steps below to set and operate the Frost Protection Make sure the heater is turned OFF Press the Frost button The Frost Protection temperature and the Frost indicator will be displayed Press the and buttons to select the Frost Protection temperature Between 38 F and 60 F When the Frost indicator is displayed the Frost Protection is operating and will always prevent the room temperature from fa...

Page 19: ...nomy Mode indicator will light To turn off the Economy Mode Note The Economy Mode can only be turned off while the heater is operating heating i e when the Economy Mode indicator is showing Press the Eco button The Economy Mode indicator will go out Economy Mode Information After the room is heated initially the air temperature may be dropped to a lower level without affecting comfort 30 minutes a...

Page 20: ...ard The Function Lock indicator will go out NOTE The lock can be activated when the heater is ON or OFF If activated while the heater is ON all controls other than the OFF switch will be locked 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...

Page 21: ...j d a t o n o D louvers while warm air is flowing Humidifier and Air Flow Direction Adding Water to the Humidifier Warm air is humidified when it passes over the water in the tray To fill the tray remove the bottom trim panel below the louvers by pulling on both sides Pull the tray out and fill with water Push the tray back in and attach the bottom trim panel Do not operate the appliance unless th...

Page 22: ...rior to operating the appliance Clean as follows 1 Turn heat off Allow to cool for one hour 2 Remove the front panel by removing eight screws 3 Use pressurized air to remove dust from the main burner heat exchanger and fan blades 4 Use soft dry cloth to wipe cabinet Do not use wet cloth or spray cleaners on the burner The flue should be inspected annually for blockages or damage Motors are permane...

Page 23: ...g the outlet for the hot air Is the flue blocked The fan is started automatically after a short delay This is to allow the heat exchanger to warm up helping to avoid cold draughts This is caused by grease or oil and dust on the heat exchanger and will stop after a short time This is simply expansion noise from the heat exchanger This is the sound of the solenoid gas valves opening and closing Is t...

Page 24: ...obstructions The flue needs to be kept clear to expel exhaust gases If the appliance fails to operate contact a qualified service agency CODE DISPLAYED FAULT REMEDY e r u l i a F n o i t i n g I 1 1 Check that gas is turned ON Check that the vent termination is not blocked Refer to the Restart Function explanation Service call if repeated t a e h r e v O 4 1 Clean filter Service call if repeated 1...

Page 25: ...the appliance fails to ignite the appliance will attempt ignition after 1 hour The Ignition Failure fault code 11 will appear during that hour and disappears after a successful ignition If ignition fails again then the fault code will remain and another attempt to ignite will occur in 1 hour The fault code is not stored in the fault code history If the flame is extinguished during forced combustio...

Page 26: ... 5 kPa If the flooring is carpet tile or other combustible material other than wood then the appliance must be installed on a metal or wood panel extending the full width and depth of the appliance This appliance discharges a large volume of warm air next to the floor Any particles in the air such as cigarette smoke could cause discoloration in nylon carpets containing dyes or vinyl surfaces This ...

Page 27: ... type which resists the action of liquefied petroleum gas propane LPG After completion of gas pipe connections all joints including the heater must be checked for gas tightness by means of leak detector solution soap and water or an equivalent nonflammable solution as applicable Since some leak test solutions including soap and water may cause corrosion or stress cracking the piping shall be rinse...

Page 28: ...SED OPERABLE FIXED CLOSED OPERABLE B B B A J B M C F B B E D L G A H K I SNOW TERMINATION Clearance in Ref A also applies to anticipated snow line STANDARD INSTALLATION OF FLUE MANIFOLD Diagram below shows minimum clearances and distances from obstructions Also check local regulations Wall Non Flammable Flammable Opposite Wall Floor 10 20 24 250mm 24 600mm 500mm 600mm ...

Page 29: ...n i o t e c n a r a e l C G H Clearance to each side of center line extended above meter regulator assembly 3 feet 91 cm within a height 15 feet 4 5 m above the meter regulator assembly I Clearance to service regulator vent outlet 3 feet 91 cm J Clearance to nonmechanical air supply inlet to building or the combustion air inlet to any other appliance 12 inches 30 cm 9 inches 23 cm K Clearance to a...

Page 30: ... 21 13 16 554mm 19 15 16 506mm 8 7 16 214mm Power supply cable 29 1 2 750mm 8 9 16 217mm 9 5 8 245mm Exhaust at rear of unit 3 7 16 88mm 11 280mm 1 25mm 3 3 8 85mm 6 1 2 165mm R8 0 R206mm 2 3 5 66mm R 2 5 1 m m R 9 9 R 1 0 6 R 2 7 0 m m 17 16 25 448mm ...

Page 31: ... 800 mm The following items are included with the appliance Flue Manifold S l a e s r e b b u r e r a p 1 1 A Flue units only For weatherboard installations 1 Manual Valve Set Owner s Manual Conversion Manual Conversion Kit Template A Vent Kit FOT 151 Back Spacer Set Pipe Stopper A Pipe Stopper B Ring Plastic tie for air inlet Plastic tie L 250mm M4 Screw Screw 20 M4 8 32 Wood Screws 1 1 1 1 1 1 1...

Page 32: ...aust slide pipe should be as shown when instal lation is completed Ensure that there are no gas or water lines or electrical circuits in the wall location where the flue hole is to be drilled Drill the flue hole using a 3 1 8 inch 80 mm drill The center of the hole must be located anywhere within the shaded area unless extension kits are used See diagram For weatherboard walls drill through the ce...

Page 33: ...3 8 inch 5 10 mm NOTE Do not extend beyond the red line For other than the S type flue manifold if a shorter length is necessary an extension can be removed Cut the plastic and remove the extension The flue manifold must exhaust to the outside Do not exhaust into other rooms The flue manifold is not designed to be positioned under floors or below the heater The termination cannot be vertical This ...

Page 34: ...nection Assembly 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 4 Install the Terminal Check that the terminal seal is in place For weatherboard walls add the second seal next to the terminal seal to compensate for weather board angle From the out...

Page 35: ...e to drain to the outside 4 Do not allow any low points in the exhaust line where condensate will collect 5 Vent extensions installed in unconditioned air space must be insulated with high temperature insulation and must be accessible 6 Vent extensions must not be concealed per NFPA 54 and must be accessible allowing inspection and repair Decorative covers are available from Rinnai These figures s...

Page 36: ...densed water formed by combustion will run back to the unit and may overflow from the condensation pan if pipes are longer than 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 3 slope approximate Less than 10 ft CAUTION Never allow the exhaust pipe to sag as condensed water may accumulat...

Page 37: ...not extend these pipes beyond the red line Do not cut the exhaust pipe Use the adjustable pipes if necessary To bend the elbow insert exhaust pipes into both ends for additional leverage Bend to desired angle Do not straighten the bent pipe attached to the appliance Pipe stopper A Pipe stopper B Male end Female end Adjust the angle Connecting the Air Intake Hose The air intake hose is connected be...

Page 38: ... 1 2 T O F m e t I Description 1 1 2 3 3 3 4 5 6 7 8 9 10 11 12 13 1 1 1 1 1 1 1 1 2 3 4 3 4 5 3 4 5 4 6 8 1 1 1 3 sets 4 sets 5 sets 1 1 1 2 1 set 1 1 1 1 2 1 1 1 1 Exhaust Pipe adjustable 11 4 20 3 in 290 515 mm Exhaust Pipe adjustable 21 0 39 6 in 533 1005 mm Exhaust Pipe 40 in 1016 mm φ50 Air Intake Hose 29 5 in 750 mm φ50 Air Intake Hose 51 2 in 1 3 m φ50 Air Intake Hose 90 6 in 2 3 m Bent El...

Page 39: ...acer into the wall brackets and attaching it to the heater with 2 screws a b Air inlet elbow Plastic tie for air inlet When servicing unit replace plastic tie for air inlet with new one Available at local hardware store or contact local distributor 2 Connect the flue outlet to the manifold by extending the stainless steel sliding tube until it is fully inserted into the flue manifold 4 Fit the pip...

Page 40: ...N OFF GAS TO APPLIANCE 1 Set the thermostat to lowest setting 2 Turn off all electric power to the appliance using the ON OFF button 3 Locate the manual gas valve on the side of the heater Turn the manual valve clockwise to the full OFF position NOTE The fan will continue to operate until the appliance is cool Do not turn the appliance off by unplugging it from the wall Keep burner and control com...

Page 41: ...41 Rinnai Corporation EX17 EX22 Manual Cut Away Diagram ...

Page 42: ...ny of the original wire as supplied with the appliance must be replaced it must be replaced with type 18 AWG wire or its equivalent Label all wires prior to disconnection when servicing controls Wiring errors can cause improper and dangerous operation CAUTION ...

Page 43: ...43 Rinnai Corporation EX17 EX22 Manual Ladder Diagram ...

Page 44: ...44 Rinnai Corporation EX17 EX22 Manual Flow Diagram THERMISTOR ...

Page 45: ...45 Rinnai Corporation EX17 EX22 Manual Parts List For replacement parts call Rinnai at 1 800 621 9419 ...

Page 46: ...46 Rinnai Corporation EX17 EX22 Manual Parts List ...

Page 47: ...47 Rinnai Corporation EX17 EX22 Manual Parts List For replacement parts call Rinnai at 1 800 621 9419 ...

Page 48: ...48 Rinnai Corporation EX17 EX22 Manual Parts List ...

Page 49: ...49 Rinnai Corporation EX17 EX22 Manual Parts List For replacement parts call Rinnai at 1 800 621 9419 ...

Page 50: ...ASS Y 556F 462 3 1 013 SUPPORT BOARD TO FAN 556F 314 1 1 1 014 LATCH CP 90380 2 2 2 015 LEG 556F 464 2 2 2 018 HEAT EXCHANGER PACKING 554F 421 2 1 1 1 019 LOUVER ASS Y 556F 472 2 1 1 019 LOUVER ASS Y 556F 1060 1 020 STRIKE CP 90379 2 2 2 021 FRONT PANEL 556F 470 3 1 1 021 FRONT PANEL 556F 470 8 1 023 HEAT SHIELD PANEL 556F 321 1 1 1 024 BACK SPACER TOP 556F 457 9 1 1 024 BACK SPACER TOP 556F 457 1...

Page 51: ...G 121 MANIFOLD PACKING 556F 203 2 1 1 1 122 ELECTRODE MOUNTING PLATE 554F 114 1 1 1 123 ELECTRODE 556F 510 1 1 1 124 ELECTRODE PACKING 554F 147 1 1 1 125 GAS CONTROL ASS Y C PC 120 3 1 1 125 GAS CONTROL ASS Y D PC 120 4 1 127 INLET REINFOCEMENT BOARD 431F 1060 1 1 1 128 INTER CONNECTION ASS Y R431F 1150 1 1 1 129 O RING M10B 1 14 2 2 2 130 BRIND SCREW AU39 965 2 2 2 131 O RING M10B 13 14 1 1 1 132...

Page 52: ... FIXER 556F 412 1 1 1 408 OHS FITTING PLATE 556F 522 1 1 1 409 HEAT SHIELD BOARD ASS Y R558F 1057 1 1 1 415 CIRCUIT BOARD SPACER CP 90436 3 4 4 4 416 CABLE CLIP CP 90125 2 3 3 3 418 WIRE CLIP CP 90107 2 3 3 3 419 CLAMP CP 90077 3 5 5 5 420 CLAMP CP 90618 1 1 1 421 BACK SPACER R FIXER 556F 1030 1 1 1 699 P C BOARD TOTAL ASS Y 556F 2099 3 1 1 1 701 THERMISTOR HARNESS 556F 2088 1 1 1 703 POWER SUPPLY...

Page 53: ... LP 901 RATING PLATE CP 74168 20 1 1 NG 901 RATING PLATE CP 74168 21 1 LP 901 RATING PLATE CP 74168 22 1 NG 902 RATING PLATE SUPPORT LABEL CP 74177 3 1 1 902 RATING PLATE SUPPORT LABEL CP 74177 4 1 903 RATING PLATE SUPPORT LABEL CP 74178 3 1 1 903 RATING PLATE SUPPORT LABEL CP 74178 4 1 904 OPERATION LABEL R558F 1052 1 1 1 905 FILTER LABEL 1001F 1651 1 1 1 906 CAUTION LABEL 431F 1830 1 1 1 907 CAU...

Page 54: ...ts must be performed by an individual or servicing company that is properly trained state qualified or licensed to do the type of repair e g a r e v o C f o d o i r e P m e t I e s a h c r u p f o e t a d m o r f s r a e y 0 1 r e g n a h c x E t a e H e s a h c r u p f o e t a d m o r f s r a e y 5 s t r a P r e h t O l l A e s a h c r u p f o e t a d m o r f s r a e y 2 r o b a L e l b a n o s a...

Page 55: ...of purchase for this product However Registration is not necessary in order to validate this Warranty What is not covered This Warranty does not cover any failures or operating difficulties due to the following accident abuse or misuse alteration misapplication force majeure improper installation such as but not limited to condensate damage improper venting incorrect gas type or incorrect gas pres...

Page 56: ... Zero Clearance to Combustibles Accommodates Standard Cased Coils Direct Vent Fireplace RHFE 750ETR Up to 83 AFUE Energy Efficiency Zero Clearance Installation Available in Four Options of Fronts Remotes and Fan Included Gas Conversion Kit Available Tankless Water Heaters Residential and Commercial Applications Continuous Hot Water Up to 9 8 GPM High Energy Efficiency Propane or Natural Gas Intern...

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