Rinnai RHFE-431WTA Owner'S Operation And Installation Manual Download | Manualshive

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Owner’s Operation and Installation Manual

RHFE-431WTA

ENERGYSAVER

GAS DIRECT VENT WALL FURNACE

INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.

This appliance may be installed in an aftermarket, permanently
located, manufactured home (USA) or mobile home, where not
prohibited by local codes.

This appliance is only for use with the type of gas indicated on
the rating plate. This appliance is not convertible for use with
other gases, unless a certified kit is used.

─

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 are not
followed exactly, a fire or explosion may result causing
property damage, personal injury or loss of life.

HOME OWNER / INSTALLER

FOR YOUR SAFETY

THIS MANUAL MUST BE READ IN ITS

ENTIRETY BEFORE OPERATING HEATER

Register your product at www.rinnairegistration.com or
call 1-866-RINNAI1 (746-6241)

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Summary of Contents for RHFE-431WTA

Page 1: ...icinity 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 install...

Page 2: ...GETTING TO KNOW YOUR NEW RHFE 431 9 CONTROL PANEL LED DISPLAY 10 CUT AWAY DIAGRAM 11 NOTICE BEFORE INSTALLATION 12 INSTALLATION INSTRUCTIONS 13 GAS CONNECTION 14 VENT LOCATION 15 FITTING TOP SPACE WALL CLIP 15 VENT TERMINATION CLEARANCES 16 LOCATION CLEARANCES 17 SLEEVE AND MANIFOLD INSTALLATION 19 OPERATING INSTRUCTION LABEL 23 SETTING THE CLOCK 24 OPERATING THE HEATER MANUALLY 25 PROGRAMABLE WEE...

Page 3: ...park Safety Device Automatically shuts unit down when there is an abnormal spark at time of ignition Flame Failure Device Activated when burner flame fails This prevents raw gas from being released Overheat Switch This device automatically cuts the gas off if the heater exceeds a predetermined temperature This is normally caused by an obstruction in front of the louvers or a blocked fan filter Fus...

Page 4: ...ANE 8 W C 13 W C RHFE 431WTA 556F 209 7 NG 1 13 ON OFF 2 4 W C 0 7 W C 556F 208 7 33 47hole IMPORTANTPOINTS USAGEANDINSTALLATIONMUSTS Unpack heater and check for damage DO NOT INSTALL DAMAGED HEATER If heater is damaged contact your supplier for advice Before installing a heater check the label for the correct gas type see label on side of heater Refer to local gas authority for confirmation of ga...

Page 5: ...en windows to ventilate area immediately and contact your dealer or gas company 11 DO NOT PLACE CLOTHING OR FLAMMABLE MATERIALS GASOLINE AND OTHER FLAMMABLE VAPORS AND LIQUIDS ON OR NEAR THE HEATER 12 YOUNG CHILDREN SHOULD BE CAREFULLY SUPERVISED WHEN THEY ARE IN THE SAME ROOM WITH THE HEATER 13 LPG containers must not be installed indoors 14 Do not use this room heater if any part has been under ...

Page 6: ...Therefore specifications are subject to change without notice Thank you for purchasing Rinnai forced flue gas heater Please read the warranty thoroughly and keep it in a safe place 22 If a blockage occurs at vent terminal due to snow leaves or other type of obstruction the unit will stop working The unit will not function until blockage has been removed then if unit fails to operate contact a qual...

Page 7: ... Width 29 1 2 750mm Dimensions Depth 9 13 16 with back spacer 250mm with back spacer Height 21 13 16 554mm Weight Approx 51 lbs Connections Electrical AC 120V 60Hz 43 watts Gas 1 2 female NPT Combustion System Stainless steel bunsen burner Ignition System Continuous spark Operation Finger touch control buttons Temperature Control Electronic thermostat HI LOW OFF Up down switch Temperature Range Wa...

Page 8: ... Closed Type Forced convection Wall Penetration Hole AIR SUPPLY EXHAUST PIPE Flame failure Flame rod Over heat Bi metal switch thermal fuse thermistor Power failure PCB Power surge 3 Amp fuse Fan delay Micro computer timer Pre purge Combustion fan pre purge timer spark sensor Room over heat Automatic cut off at 104 F after 10 minutes BTU Efficiency increases with vent Extension Clearances from com...

Page 9: ...lly dusty area Do not allow anyone to sit on or lean against the appliance Do not spray aerosols while the heater is operating Most aerosols contain butane gas and can be a fire hazard if used near this heater when it is in use Do not allow curtains or other flammable or combustible materials to come into contact with the heater Combustible materials must not be placed where the heater could ignit...

Page 10: ...pervised at all times Hand or body contact with the louvers should be avoided Do not allow young children or an infant to sleep directly in front of the heater Filter should be cleaned at regular intervals See page 31 Do not place articles containing liquids on top of the heater Liquids spilled on the controls may cause extensive damage Clean as needed LPGAS GAS Gasoline ...

Page 11: ...REFILL BOTTOM COVER 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 DISPLAY TEMPERATURE TIMERS SETTING CONTROLS ON OFF SWITCH TURNS MAIN POWER ON OFF RATING PLATE MODEL NUMBER SERIAL NUMBER GAS TYPE ETC TERMINAL BLOCK FOR COMBUSTION FAN ...

Page 12: ...e page 33 Clock used to set the current time and day refer to page 24 Select When programing the timers this button is used to select and confirm day time and temperature settings LED DISPLAY Days shows current day of week or day s being programmed Periods shows current operating period or period being programed Review indicates that the review mode is on Filter shows when the filter needs to be c...

Page 13: ... 11 CUT AWAY DIAGRAM ...

Page 14: ...OM CARPETING BEDDING MATERIAL ETC IT IS IMPERATIVE THAT CONTROL COMPARTMENTS BURNERS AND CIRCULATING AIR PASSAGEWAYS OF THE UNIT BE KEPT CLEAN The appliance when installed must be electrically grounded in accordance with local codes or in the absence of local codes with the National Electrical Code ANSI NFPA 70 or Canadian Electrical Code CSA C22 1 if an external electrical source is utilized WARN...

Page 15: ...ng information and Installation Instructions Spare rubber seal 1 A Flue units only For weatherboard installations Check to ensure gas supply matches that of the appliance Refer to local gas authority for confirmation of gas type if in doubt Refer to data plate located inside of the front panel Check for damage if the unit is damaged contact your supplier or Rinnai Do not install a damaged unit bef...

Page 16: ...p and water or an equivalent nonflammable solution as applicable CAUTION Since some leak test solutions including soap and water may cause corrosion or stress cracking the piping shall be rinsed with water after testing unless it has been determined that the leak test solution is noncorrosive 7 The appliance and its appliance main gas valve must be disconnected from the gas supply piping system du...

Page 17: ...he position of the top edge of the top space on the wall Move the heater away from the wall Mark center lines 1 1 8 30mm down from the top edge mark and 1 9 16 40mm From the left and right hand sides of the top spacer Attach wall brackets at the marked position Tighten all screws Replace top spacer clipping the spacer into the wall brackets at the same time as attaching it to the heater Secure top...

Page 18: ...e veranda porch deck or balcony Clearance to window or door that may be opened Clearance to permanently closed window Vertical clearance to ventilated to soffit eaves or overhang Clearance to unventilated soffit eaves or overhang Clearance to outside corner Clearance to inside corner Clearance to each side of center line extended above meter regulator assembly Clearance to service regulator vent o...

Page 19: ... five types of Rinnai flue kits Do not flue unit into other rooms Flue terminal must be outside Flue may be positioned directly under opening windows with a minimum clearance of 9 230mm FLUE SIZES 5 Flue lengths are available S flue walls 3 4 1 2 75 115mm A flue walls 4 1 2 9 1 2 115 240mm B flue walls 9 1 2 15 3 4 240 400mm C flue walls 15 3 4 23 5 8 400 600mm D flue walls 23 5 8 31 1 2 600 800mm...

Page 20: ...TALLATION OF FLUE MANIFOLD Diagram below shows minimum clearances and distances from obstructions Also check local regulations Side Clearances Snow Flammable Wall Non Flammable 600mm 24 10 250mm Opposite Wall Floor 24 600mm 20 500mm Obstruction 20 500mm Engage Lugs Secure With Screws Clearance in accordance with local installation codes and the requirements of the gas supplier ...

Page 21: ...djustment Do not extend beyond red line 3 For S and A flue only Depending on flue set and wall thickness extension piece C may need to be removed Cut plastic remove extension then follow instruction 2 This applies to S and A flues only There is no extension on other flues they can be fully adjusted by turning the threaded section 4 Fixing Sleeve Fix to the wall using the 3 screws provided NOTE The...

Page 22: ...r lugs inside sleeve You should be able to pull ties 2 or 3 slots past the starting point Cut the ties leaving about 3 4 20mm past the lugs Bend ties so they are parallel with the wall 8 Insert Inner Connection Assembly Push assembly into the terminal tube make sure TOP mark is uppermost Fix with 3 screws provided 9 Manifold can still be turned after attaching Terminal seal Add weather board seal ...

Page 23: ... contact local distributor LOCKING CLAMP SCREW CLAMP AND INSULATION The following components can be fitted by reaching down the rear of the appliance as it is positioned against the wall 1 Connect the flue outlet to the manifold by extending the stainless steel sliding tube until it is fully inserted into the manifold Detail of Hose clip Hose clip Inlet hose Manifold Locking clamp Flue outlet Slid...

Page 24: ...to the customer Fault Failure Procedure If unable to get the heater to operating correctly contact Rinnai directly or your Agent or Gas Utility Do not use electrical extension cords to connect unit to power supply Keep the power cord away from the flue Some items are not covered under the unit s warranty Example annual maintenance carbon on flame rods ignitor dust spider webs etc Adjustable Leg Up...

Page 25: ...o to next step 1 Turn off electric power to the appliance using the ON OFF button located on the control panel 2 Locate manual valve on back side of unit 3 Turn 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 compartment clean See installation and o...

Page 26: ...lect 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 eigther button down will change the time rapidly first in minutes then in hours CONFIRM SETTINGS Press the Select or Clock button once...

Page 27: ...f 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 the ON OFF butto...

Page 28: ...t at 5 30 am with a temperature setting of 76 F The heater will heat the room to 76 F from 5 30 am until 8 00 am when period 2 starts Period 2 has a temperature setting of nothing or OFF and so the heater will not operate again until the start of period 3 at 5 00 pm when it will heat the room to 72 F Period 4 turns the heater OFF again until period 1 starts the timer cycle on the next day The two ...

Page 29: ...d 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 the start t...

Page 30: ...ash 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 will flash and Sel...

Page 31: ...he 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 on page 28 7 To review all of the programed settings turn to page 30 WEEKLY TIMER REVIEW FUNCTION F...

Page 32: ...g pressed it will exit this mode and return the previous operation Press and hold the 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 t...

Page 33: ...r 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 turn to page 28 to program the timers Start Time Temperature or OFF 1 2 3 4 Start Time Temperature or OFF 1 2 3 4 6 00 am 8 30 am 5 00 ...

Page 34: ... Man Manual indicator The heater will now heat depending on your manual settings page 25 Follow the steps below to operate the timers Press 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 pe...

Page 35: ...f 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 function is turned off ...

Page 36: ...rate 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 falling below the pre set Frost ...

Page 37: ...again the Economy 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...

Page 38: ...ock 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 the lock releases...

Page 39: ...eration Fault Failure Procedure If unable to get the unit to operate correctly contact Rinnai Agent or Gas Utility Please read the fault finding charts before reporting faults Do not use this heater if any part has been under water Immediately call a qualified service technician to inspect the heater and to replace any part of the control system and any gas control which has been under water WARNI...

Page 40: ...nything blocking the outlet for the hot air Is the flue blocked Are timers set Clear timers and operate again 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 ...

Page 41: ...tion Air In Gas Pipe Gas Filter Blocked Miss Ignition Flue terminal obstructed Flue manifold not connected Louver obstructed Air filter blocked Gas Escape Function Lock Set Gas turned off at meter On Timer is set Plug In Re ignite manually after power is restored Purge air Installer Service Call Service Call Clear obstruction Service Call Clear obstruction Clean filter Service Call Cancel Function...

Page 42: ...a service call Please quote the code displayed when inquiring about service CODE DISPLAYED FAULT REMEDY Ignition failure Flame failure Overheat Room overheat Room Temperature Sensor faulty Overheat Temperature Sensor faulty Sparker failure Combustion fan failure Faulty ON OFF switch Faulty solenoids Faulty Flame Rod Communication Error Check gas is turned ON Service call if repeated Check gas is t...

Page 43: ... CLOTH OR SPRAY CLEANERS ON BURNER 2 Visual check of main burner flames Flame pattern should be as shown in the following Figures The burner must flame evenly over the entire surface when operating correctly The flame must burn with a clear blue stable flame See parts breakdown of burner for location of view ports Any and all parts removed for inspection or service must be replaced before operatin...

Page 44: ...errors can cause improper and dangerous operation Verify operation after servicing CODE COLOR black blue brown green green yellow purple bk bl br gr gr y pl red r white w yellow y gray gy orange or MARK TB TH TF F ER POV TR FR PART NAME TERMINAL BLOCK THERMISTOR THERMAL FUSE FUSE ELECTRODE MODULATING SOLENOID VALVE TRANSFORMER FLAME ROD OH TH OVERHEAT THERMISTOR OHS1 3 OVERHEAT SWITCH 1 3 FM CONVE...

Page 45: ... through the first installation of the product and terminates if the product is moved or reinstalled at a new location How long does coverage last Item Period of Coverage Heat Exchanger 10 years from date of purchase All Other Parts 5 years from date of purchase Reasonable Labor 2 years from date of purchase The installer is responsible for your heater s correct installation Please complete the in...

Page 46: ... sales receipt or by registering within 30 days of purchasing the product To register your appliance please visit www rinnairegistration com For those without internet access please call 1 866 RINNAI1 746 6241 Receipt of Registration by Rinnai will constitute proof of purchase for this product However Registration is not necessary in order to validate this Warranty What is not covered This Warrant...

Page 47: ... 45 SCHEMATIC DIAGRAM ...

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Page 52: ... 50 PARTS LIST ...

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Page 56: ... ZGAA2 608SZ 815 SCREW ZAA0422SZ 816 SCREW ZBA0410SZ 817 SCREW ZHAA0406SZ 818 SCREW ZEDB0408SC 819 SCREW CP 30486 2 820 SCREW ZEAB0414SZ 821 SCREW CP 30408 822 SCREW ZBB0410SC 823 SCREW ZAA0408SZ 824 SCREW ZHAA0410SZ 900 CONVERSION KIT FOR L P G 431F 1004 3 1 901 CONVERSION KIT FOR N G 431F 1004 4 1 902 RATING PLATE CP 74167 1 903 RATING PLATE CP 74168 1 904 OPERATION LABEL 556F 2055 1 905 FILTEL ...

Page 57: ...stor Solenoid Valve No 1 Modulating Valve Gas Inlet Solenoid Valve No 2 Injector Damper Main Burner Over Heat Switch No 2 Warm Air Main Heat Exchanger Sub Heat Exchanger Gas Filter Convection Fan Thermal Fuse Over Heat Switch No 1 Flame Rod Electrode Over Heat Switch No 3 FLOW DIAGRAM ...

Page 58: ...2 9 1 2 115 240 B Vent suits walls 9 1 2 15 3 4 240 400 C Vent suits walls 15 3 4 23 5 8 400 600 D Vent suits walls 23 5 8 31 1 2 600 800 NO 1 2 3 4 5 6 RANK M M M M M PARTS NO FOT 150 FOT 151 FOT 152 FOT 153 FOT 154 QTY 1 1 1 1 1 1 REMARKS SEE PAGE 13 PARTS NAME VENT KIT S VENT KIT A VENT KIT B VENT KIT C VENT KIT D RUBBER SEAL ...

Page 59: ...PE EXHAUST PIPE STRAIGHT AIR INTAKE HOSE AIR INTAKE HOSE AIR INTAKE HOSE BENT ELBOW HOSE JOINT PIPE STOPPER A PIPE STOPPER B PIPE CLAMP WALL FIXTURE NUT SCREW A SCREW B FOT 155 1 1 1 1 1 2 SET 2 2 2 4 FOT 156 FOT 157 FOT 158 1 1 1 1 1 1 1 2 1 1 1 1 1 3 SET 4 SET 3 3 3 6 4 4 4 8 A FOT 155 11 4 20 3 inch B FOT 156 21 0 39 6 inch A FOT 155 29 5 inch B FOT 156 49 2 inch C FOT 157 78 7 inch 1EXHAUST PI...

Page 60: ...ter and the air inlet port on the Flue pipe Similarly the exhaust line is connected between the joint pipe at the rear of the heater and the exhaust port on the Flue pipe Caution Check to see there is no debris in pipe or hose HOW TO INSTALL Example Using 2 sets of extension set and 1 bent set Example Using 80 inches slide pipe set Vent manifold comes with main unit Air intake elbow comes with mai...

Page 61: ...nd exhaust pipe can also be screwed onto the wall using the pipe clamp and the nut 3 Affixing the air intake hose and exhaust pipe Main unit air intake hose Air intake hose Hose joint Screw in counterclockwise Air intake hose Air intake elbow Screw B Wall Air intake hose Screw A Pipe clamp Exhaust pipe Wall fixture Wall Air intake hose Screw A Nut Pipe clamp Exhaust pipe CAUTIONS 1 Maximum extenda...

Page 62: ... run sideways try to have the exhaust pipe on top to prevent the air intake hose from sagging onto the exhaust pipe QUALIFIED INSTALLING AGENCY The installation must conform to local codes in the absence of local codes the installation must conform with American National Standard National Fuel Gas Code known as NFPA 54 and ANSI Z223 1 1992 Available from the American National Standards Institute I...

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Page 64: ...d in Japan 2008 09 １０３ International Drive Peachtree City Georgia ３０２６９ Phone １８００６２１９４１９ Fax １８８８４７４６６２４ www rinnai us Register your product at www rinnairegistration com or call 1 866 RINNAI1 746 6241 ...

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