Rinnai RHFE-431WTA manual

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[...]

W ARNING IMPROPER INST ALLA TION, ADJUSTMENT , AL TERA TION, SERVICE OR MAINTENANCE CAN CAUSE PROPER TY DAMAGE, PERSONAL INJUR Y OR LOSS OF LIFE. REFER T O THE OWNER'S INFORMA TION MANUAL PROVIDED WITH THIS APPLIANCE. INST ALLA TION AND SERVICE MUST BE PERFORMED BY A QUALIFIED INST ALLER, SERVICE AGENCY OR THE GAS SUPPLIER. ENERGYSA VER RHFE-4[...]

FEA TURES OF THE RHFE-431WT A UNITS SAFETY DEVICES – 1 – ◆ Clean Heating Forced Flue T ype ◆ Easy Operation One-T ouch Ignition ◆ Sensible T emperature Control Feature ◆ Comfortable Room T emperature Control and Display ◆ W arm Air Outlet at Floor Level ( Keeps Y our Feet W arm ) ◆ Child Safety Function Lock ◆ Room T emperature Se[...]

TECHNICAL DA T A – 2 – Burner Orifices: RHFE-431WTA-P use: Orifice part #AU129-210 × 02-0.85(0.033") RHFE-431WTA-N use: Orifice part #AU129-210 × 02-1.13(0.044") GAS CONVERSION SPECIFICATIONS WEIGHT DIMENSIONS GAS RATE (BTU/h) 51 Lbs. Width: 29 1/2 " Height: 21 13/16 " Depth: 9 13/16 " INPUT NG LP LOW 8,200 8,200 HIGH[...]

– 3 – 4. This appliance is not designed to be built in. 5. If you move, check the gas type in the area where you are moving to. The local gas authority will be able to advise on local regulations. 6. This heater discharges a large volume of warm air at low level to provide even heat distribution. If the air in the room contains cooking vapor or[...]

– 4 – DIMENSIONS 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) R8.0" (R206mm) R11" (R279mm) 1" (25mm) 3" 18" Gas Inlet 3 3/8" (85mm) 6 1/2" (165mm) [...]

Frost Function LOW 50 ° F 60 ° F 80 ° F HI High Combustion Normal Operation – 5 – SPECIFICA TIONS MODEL PROPANE BTU/h MIN. CLEARANCES INPUT OUTPUT SIDE TOP LO:110.5 HI:141.3 LO:110.5 HI:141.3 FRONT 2 " (50mm) 10 " (250mm) 40 " (1m) 40 " (1m) FAN CFM OUTPUT 10 " (250mm) 2 " (50mm) Low 8,200 Low 6,640 High 13,400 [...]

– 6 – Safety Devices Noise Level Range HI LOW 38 32dB(A) TYPE SPECIFICATIONS FOR VENT SIZES S Thin Walls Mobile Home Wood Walls Wood/Brick Brick/Block Special 3 " 4 1/2 " (75 115mm) 4 1/2 " 9 1/2 " (115 240mm) 9 1/2 " 15 3/4 " (240 400mm) 15 3/4 " 23 5/8 " (400 600mm) 23 5/8 " 31 1/2 " (600 800m[...]

– 7 – SAFETY POINTS Do not restrict the warm air discharge by placing articles in front of the heater . This appliance must not be used for any purpose other than heating. Do not install the heater in an unusually dusty area. Do not allow anyone to sit on or lean against the appliance. Do not spray aerosols while the heater is operating. Most a[...]

– 8 – SAFETY POINTS Keep flammable materials, trees, shrubs, etc., away from the flue terminal. Do not allow anyone to poke articles through the louvers. Y oung children should be supervised 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 . [...]

– 9 – VENT TERMINAL COMBUSTION/ EXHAUST GETTING T O KNOW YOUR NEW RHFE-431 WARM AIR OUTLET HUMIDIFIER REMOVE BOTTOM COVER AND PULL OUT TO 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 [...]

Programming Eco Frost Override Auto Clock Select ON/OFF Timers – 10 – am Set Room Auto Man Select Clock Frost ON Override On Off Program Timer Temp Review Filter pm 1 2 3 4 OFF Mo Tu We Th Fr Sa Su Function Lock Economy Mode CONTROL P ANEL Up/Down : function of these buttons varies depending on the operating mode. (refer to the table below for [...]

– 11 – CUT -A W A Y DIAGRAM[...]

– 12 – NOTICE BEFORE INST ALLA TION The heater must be installed by a qualified service person according to this installation instruction. Check your local building codes for the proper method of installation. In the case of absence of local codes, this heater should be installed in accordance with the National Fuel Gas Code ANSI Z223 1. Check [...]

– 13 – INST ALLA TION INSTRUCTIONS Flue Manifold 1 Back Spacer Set Flue Locking Clamp Flue Lock Stopper Insulation Clip Hose Clip Plastic tie for air inlet (M4 20) For Flue Lock Stopper For Flue Manifold Wall Bracket Screws (M4) (M4.8 32) Wood Screws 1 1 1 1 2 1 1 3 5 1 1 6 2 Air Filter (M4) For Back Spacer Set For Air Intake Clip (M4) Customer[...]

– 14 – GAS CONNECTION 1. The gas supply line shall be gas tight, sized and so installed as to provide a supply of gas sufficient to meet the maximum demand of the heater without loss of pressure. 2. A shut off valve (and appliance connector valve) should be installed in the upstream of the gas line to permit servicing. 3. Flexible pipe and any [...]

– 15 – VENT LOCA TION FITTING TOP SP ACER + W ALL CLIP FLUE MANIFOLD POSITION Center of hole for flue manifold can be drilled anywhere within the shaded area. (To avoid studs, etc.) FOR WEATHERBOARD WALLS DRILL THROUGH CENTER OF WEATHER BOARD FROM OUTSIDE, THEN DRILL FROM INSIDE THROUGH PLASTER- BOARD. Before drilling the flue hole, check for w[...]

– 16 – VENT TERMINA TION CLEARANCES INSIDE CORNER DETAIL FIXED CLOSED OPERABLE FIXED CLOSED OPERABLE B B B A J B M C F B B E D L G A H K I X AIR SUPPLY INLET V VENT TERMINAL AREA WHERE TERMINAL IS NOT PERMITTED REF ‡ † ＞ ＞ ＞ ＞ ＞ ＞ ＞ ＞ † ‡[...]

– 17 – LOCA TION / CLEARANCES When positioning the heater the main points governing the location are: 1. Flueing 2. Warm air distribution This heater is not designed to be build in. The flue terminal should be positioned away from flammable materials. Do not flue into natural draught flues or fireplaces, this unit can only be used with one of t[...]

– 18 – SNOW AREAS FIT BACK COVERS (SIDES ONLY) Fit back covers (sides only) as shown below. In areas subject to heavy snowfall, keep snow clear of flue terminal at all times. STANDARD INSTALLATION OF FLUE MANIFOLD. Diagram below shows minimum clearances and distances from obstructions. Also check local regulations. Side Clearances Snow Flammabl[...]

– 19 – SLEEVE AND MANIFOLD INST ALLA TION METHOD FOR STANDARD WALLS 1. Disassemble Manifold from Sleeve. The flue consists of 3 parts, sleeve, inside connectors and tube, outside terminal; (dis-assembly by pulling hard on outside terminal and inner connections, then pull sleeve off outer terminal.) NOTE: Clearance to combustibles for terminal a[...]

– 20 – 5. Check rubber seal is in place on terminal. *For weather board walls, add spare rubber seal provided to compensate for weather board angle. 6. Installation of Terminal From outside, insert terminal into sleeve with the “ A ” mark at the top. Left hand side fixing tie is marked “ LEFT ” (from inside). 7. Attached Ties Pull hard [...]

– 21 – FITTING UNIT AIR INLET HOSE 2. Fit the locking clamp over connection between sliding tube and manifold. Engage the hook and rotate it until it snaps against the body of the clamp. 3. Fit the screw clamp between the sliding tube and the flue elbow. Secure with the 4mm screws supplied. The flue outlet is now locked into position. 4. Slide [...]

– 22 – If necessary, the unit can be leveled using the adjustable legs under the front right and left hand side legs. INSTRUCT CUSTOMER ON USE OF HEATER When you are satisfied that the appliance is operating correctly, explain operation of heater to the customer. Fault-Failure Procedure If unable to get the heater to operating correctly, contac[...]

– 23 – OPERA TING INSTRUCTION LABEL ENERGYSA VER RHFE-431WT A FOR YOUR SAFETY READ BEFORE OPERA TING OPERA TING INSTRUCTIONS TO TURN OFF GAS T O APPLIANCE W ARNING: If you do not follow these instructions exactly , a fire or explosion may result causing property damage, personal injury or loss of life. A. This appliance does not have a pilot. I[...]

– 24 – 1 2 3 4 5 SETTING THE CLOCK ■ TO OPEN THE CONTROL PANEL Lift lightly in the center of the lid. The control panel lid will then drop backward to an angle. Note: When the appliance is first plugged in or after a power failure longer than 24 hours the display will show “PF”. ■ SETTING THE CURRENT TIME & DAY (This example shows s[...]

– 25 – 1 1 2 3 OPERA TING THE HEA TER MANUALL Y ■ To turn the heater ON: Press the “ ON/OFF ” button. Check to see if the “ Man ” or “ Auto ” indicator is displayed: If the “ Auto ” indicator is displayed then press the “ Auto ” button. The indicator will change to “ Man ” . Go to Step 3. If the “ Man ” indicator i[...]

– 26 – PROGRAMABLE WEEKL Y TIMER The Rinnai 431WTA features a weekly timer which allows four separate time periods, each with its own temperature, to be set. These periods can be programed differently for each day of the week, or for a group of days: weekdays, weekends or all days of the week together. The four timer periods create up to four s[...]

– 27 – am Set Auto Man Select Clock Frost Override Progr Temp R 1 2 3 4 OFF Mo Tu We Th Fr Sa Su 3 5 1 6 7 PROGRAMING THE WEEKL Y TIMERS The following is a general outline of the setting options and procedures avaliable when programing the weekly timers. A detailed step-by-step example is given on pages 28 to 29. Note: Before programing the cur[...]

– 28 – PROGRAMING THE TIMERS : EXAMPLE Note: Before programing the timers, the clock must be set to the correct time(see page 24). The following is a step by step guide to programing the timers by an example schedule. A general outline for programing the timers is provided on page 26. If programing is paused for longer than 2 minutes the displa[...]

– 29 – 14 7 3 16 7 3 PROGRAMING THE TIMERS : EXAMPLE cont... Press the “ Select ” button again. Now the period □ 2 indicator will flash and the time and temperature display will be shown. 8 Press the “ Select ” button again. The period □ 2 indicator will become stable, the temperature display will go out and the clock indicator will[...]

– 30 – 1 1 2 WEEKL Y TIMER REVIEW FUNCTION This function lets you review all of the programed Weekly Timer settings(times and temperatures) without the option of adjusting these settings, removing the danger of accidently changing the program. This is a quick way to review the Weekly Timer program before operating the timers. ■ To enter the W[...]

– 31 – YOUR WEEKL Y TIMER PROGRAM ■ Points to consider before writing your program: When do I want the heater to operate, and what temperature do I want? When do I not want the heater to operate? Will I use the same settings for everyday day of the week, or do I need a separate program for the weekdays, and the weekend? Do I need a separate s[...]

– 32 – 1 1 2 3 OPERA TING THE TIMERS ■ Before operating the timers, please check the following points: The clock must be set to the current time and day - refer to page 24 for clock setting procedure. You may want to enter your own timer program. See page 26 for an overview of how the timers work, and page 27 for an explaination of how to set[...]

– 33 – 1 1 2 OVERRIDE FUNCTION ■ This function is used when the heater is in “ Auto ” mode(timer operation). ■ It allows you to “ Override ” the preset timer setting until the beginning of the next period. For example, if the heater is ON, pressing the “ Override ” button will turn it OFF until the next priod. If the heater is O[...]

– 34 – FROST PROTECTION ■ This function allows a minimum room temperature to be pre-set, between 38 ° F and 60 ° F. Once the Frost Protection function is selected the appliance will start heating whenever the room temperature falls below the selected temperature, regardless of timer or manual settings. ■ In addition this function can be u[...]

– 35 – 30 min 30 min 2 ° F reduction 2 ° F reduction 2 ° F reduction 2 ° F reduction 30 min 30 min Preset Temperature Preset Temperature 1 1 ENERGY SA VING MODE ■ The Economy mode can only be set while the heater is operating (heating), but once set it will remain in the system memory until deactivated. ■ To turn on the Economy mode: No[...]

– 36 – FUNCTION LOCK ■ The Function Lock will help to prevent accidental operation of the appliance as well as children from altering the controls. 1 1 ■ To activate the Function Lock: Press the “ ▲ ” and “ ▼ ” buttons at the same time. The “ Function Lock ” indicator will light. ■ To deactivate the Function Lock: Press th[...]

– 37 – TESTING CHECK Testing Unit Purge air from gas line. Refer to pipe sizing chart if in doubt about the size of the gas line. Connection can easily be reached from the top, rear of the unit. Check for leaks, using soapy water after turning gas on. Plug unit in and turn power on, (CAUTION 120V inside unit). Turn thermostat to “ HI ” , tu[...]

– 38 – PRE-SER VICE CHECK Before asking for a service call please check the following points. These points are part of the normal operation of the unit. ■ At Ignition: Heater does not operate. Warm air does not flow when the burner lights. Smoke or strange smells are produced on the first trial light up after installation. Sharp clicking nois[...]

– 39 – TROUBLE SHOOTING Your RHFE-431WTA requires very little maintenance, simply clean the rear fan filter as needed and wipe the outer case and louver section with a damp cloth. General maintenance items are not covered under unit's warranty, such as cleaning dust, debris and carbon from flame rod, and improper set up of unit. Problem Re[...]

– 40 – ERROR MESSAGES In all cases, you may be able to clear the Error Message simply by turning the heater OFF, then ON again. If the Error Message still remains or returns on the next operation, contact Rinnai or your nearest service agent and arrange for a service call. The Energysaver 431 has the ability to check its own operation continuou[...]

– 41 – MAINTENANCE / SER VICE MAINTENANCE SUGGESTIONS This heater has been designed and constructed for a long performance life when installed and operated properly under normal conditions. Regular inspections, as outlined in this section, are strongly recommended as means of keeping your heater operating efficiently throughout the season. 1. C[...]

– 42 – WIRING DIAGRAM If any of the original wire as supplied with the appliance must be replaced, it must be replaced with a wire of a least a 194 ° F temperature rating and number 18AWG or its equivalent. “ CAUTION: Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. ”[...]

CONSUMER SUPPORT – 43 – W arranty Information Limited Warranty Gas Direct Vent Wall Furnace What is covered? This Warranty covers any defects in materials or workmanship, subject to the terms stated below. This Warranty extends to the original purchaser and subsequent transferees, but only while the product remains at the site of the original i[...]

– 44 – Limited Warranty - continued What will Rinnai do? Rinnai will repair any part or component that is defective in materials or workmanship as set forth as follows. All repair parts must be genuine Rinnai parts. All repairs or replacements must be performed by an individual or servicing company that has been authorized by Rinnai. Rinnai wil[...]

– 45 – SCHEMA TIC DIAGRAM[...]

– 46 –[...]

– 47 –[...]

– 48 –[...]

– 49 –[...]

– 50 – P ARTS LIST[...]

– 51 –[...]

– 52 –[...]

– 53 –[...]

– 54 – No. PART NAME PART No. QTY REMARKS 714 TF COVER 556F-524 1 715 FR LEAD 431F-1430 1 716 OVERHEAT SWITCH ES-01174 1 2 6 6 ° F OFF 717 EARTH LEAD 550F-0818 2 719 OHS3 BRACKET 556F-570 1 720 OHS3 LEAD 556F-571 1 721 MOTOR LEAD 431F-1220 1 801 SCREW ZAA0420SZ 802 SCREW ZEAB0408UK 803 SCREW ZEAB0408SZ 804 SCREW ZEDB0412SZ 805 SCREW ZEAB0410SZ[...]

– 55 – Flue Manifold P.C.B Combustion Fan Room Temperature Thermistor Over Heat Thermistor 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 Ov[...]

– 56 – S A B C D 1 2 3 4 5 Vent sizes: 5 Vent lengths are available. inch (mm) S Vent suits walls 3 " 4 1/2 " (75 115) A Vent suits walls 4 1/2 " 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 " (6[...]

– 57 – EXTENSION SET PARTS AND INSTALLATION GUIDE FOT 155 20"(0.5m) EXTENSION SET FOT 156 40"(1m) EXTENSION SET FOT 157 80"(2m) EXTENSION SET FOT 158 BENT ELBOW SET • This extension set is to be used for installations requiring extra distance. MAXIMUM VENT LENGTH 13 ' WITH 2 ELBOWS ■ NAMES AND NUMBERS OF P ARTS 1 3 2 A B[...]

– 58 – 1. How to connect exhaust pipes To connect the exhaust pipes, fit the male end into the female end and clamp with pipe stopper A to prevent slipping. The exhaust pipe can be telescoped to the required length; do not cut it. Female end Exhaust pipe Pipe stopper B Male end Pipe stopper B Pipe stopper A Female end Male end Exhaust pipe Fit [...]

NOTE: Maintain 1" clearance between exhaust pipe and combustible materials (0" clearance between exhaust pipe and non-combustible materials). – 59 – 2. How to connect air intake hose Screw hose joint half of its length onto the air intake hose, then screw another air intake hose into the joint. The hose can be cut to the required leng[...]

– 60 – 3. Condensed water formed by combustion, will run back to the unit, and may overflow from the condensation pan if pipes are longer then 8 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 8 ft[...]

[...]

– 62 – 431F-1720 × 08(00) Printed in Japan 2008.09 １ ０ ３ International Drive, Peachtree City, Georgia ３ ０ ２ ６ ９ Phone: １ - ８ ０ ０-６ ２ １-９ ４ １ ９ Fax: １-８ ８ ８-４ ７ ４-６ ６ ２ ４ www.rinnai.us Register your product at www .rinnairegistration.com or call 1-866-RINNAI1 (746-6241)[...]