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Rinnai 26i, HD50i - page 1
Inst allation and User Manual Infinity 26i and HD50i Infinity 26i and HD50i Continuous Flow W ater Heater Import ant. Read these instructions carefully befo re attempting installation or use of this appliance. All work must be carried out by competent persons. ...
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Rinnai 26i, HD50i - page 2
2 RINNAI UK W ARRANTY (from Jan 2005) As the purchaser of this high quality Rinnai W ater Heater y ou are provided with the following conditional guaran tee. Definition of Standard Use. The warrant y period allocate d under Standard U se is based on Domestic and Light Commer cial hot water usage. Rinnai Standard Use warranty periods apply only wher ...
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Rinnai 26i, HD50i - page 3
3 Warranty ………… ………… ………… … Unpacking Rinnai Water Heater… ……… Installation Ins tructi ons………… ………… Flue R equire ments… …………… ………... Dim ension s……………… ………………… Te chnical Detai ls..……… ………………… Featur es and Benefi ts………………? ...
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Rinnai 26i, HD50i - page 4
4 UNP ACKING RINNAI W A TER HEA TER • After unpacking the ap pliance check for damage, i f the heater is damaged contact your supplier immediately . Do not install a damaged appliance be fore checking with y our supplier. • A heater accessories p ack is inside the carton. One re mote control is supplied with the Infinity 26i. The HD50i does not ...
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Rinnai 26i, HD50i - page 5
5 IMPORTA NT IN FORMA TION 1. Gas safety (Install ation & Use) r egulations 19 98 are the ‘ Rules in fo rce’. In y our own i ntere st an d that of safe ty, it is law that all g as appli anc es are inst alled by compe tent p erson s in accord anc e with the a bove regul ations . Fail ure to ins tall appliances correctly c ould lead t o prose ...
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Rinnai 26i, HD50i - page 6
6 Gene ral Insta llation Informat ion. Intern al Install ations The R innai I nfini ty 26i and the Ri nnai H D50i are for inter nal in stalla tion i n con junct ion wi th the Rin nai Po w er flu e system. The flue terminal cle arances must be in accordan ce with the req uire ments of BS 5440. Consideration should be given to other applianc es, open ...
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Rinnai 26i, HD50i - page 7
7 Gene ral Information. The unit must be inst alled by a competent, a uthorised pe rson. It i s the ins taller’s responsibili ty to ensure that the unit h as been i nstalled to all current requi rements . The Rinnai In finity 26i and HD50i are room seal ed appliances . Ventil ation require ments of BS 5440 allow room seal ed ap plianc es t o be i ...
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Rinnai 26i, HD50i - page 8
8 INST ALLA TION INSTRUCTIONS - CONNECTIONS Water Sup ply . Where the wa ter s upply press ure exceed s 12 bar, an ap prov ed pr essure redu cing device is r equired at t he inlet of the applian ce. To a chieve the r ated flow a minim um water s upply press ure o f 1.4 bar is requi red a t the applian ce in let. Th e unit will op erate at lower s u ...
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Rinnai 26i, HD50i - page 9
9 Dimension Ter minal Position Distance A Directly bel ow an opening , air brick, o pening windo ws, etc. 300mm B Abov e an o penin g, air brick , open ing wi ndo w, etc. 300m m C Horiz ontally to an op ening, air bric k , opening windo w, etc. 300mm D Be low gutte rs, soil pip es or dr ain pip es. 75mm E Below eaves. 200mm F Below balconi es or ca ...
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Rinnai 26i, HD50i - page 10
10 FLUE REQUIREMENTS - INST ALLING Genera l. The flue must be installed in a ccordance with: Manufacturers In stallation Instructions British Sta ndards incl uding BS544 0 Gas Saf ety (In stallati on and Use) R egulati ons IGE/UP/ 10 Par t1 E dition 2. Building Reg ulation J The flue must be inst alled by a competent, a uthorised pe rson. It i s th ...
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Rinnai 26i, HD50i - page 11
11 DIMENSIONS ...
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Rinnai 26i, HD50i - page 12
12 TECHNICAL DET AILS * Factory Setting ** Minimu m ope rati on fl ow bas ed on temp eratu re set point and inle t c onditio ns. Infinity M odel Infi nity 26i HD50i Units Installation Inter n al Internal Nat Gas Press Low 1.9 1.9 mbar Nat Gas Press High 8.5 8.5 mbar LPG Press Low 2.3 2.3 mb ar LPG Press High 10.8 10.8 mbar Height 600 600 mm W i dth ...
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Rinnai 26i, HD50i - page 13
13 Congr atulatio ns on pu rchasi ng the T echnol ogica lly Adv anced , Temper ature Control led, Rinnai Hot W a ter System. • The Ri nnai Infinit y 26i and HD50i NEVER RUN OUT of hot water. As long as electricity, wat er, and gas sup plies are connecte d, hot wate r is availabl e when hot water taps are open. • Built into the main micro -proce ...
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Rinnai 26i, HD50i - page 14
14 Excessively hot water is dangerous, especially for young c hildren and t he infirm . The water heate r allows y ou to control the t emperature of your hot water to saf e levels. Do stay with childr en whe never they a re i n the bathr oom. Do take them o ut of the b athroom if you need to answer the phone or door. Do test the temperatu re of the ...
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Rinnai 26i, HD50i - page 15
15 IMPORT ANT INFORMA TION Alwa ys che ck water tempera ture befo re use. Refer to warni ng about hot water on page 14 f or impo rtant safe ty info rmation. Hot water may go out without wa rning at low water flows. The Infini ty 26i and HD50 i control the water tempera ture automatic ally. For high temper ature s it may reduce the fl ow. The w ater ...
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Rinnai 26i, HD50i - page 16
16 Rinnai Infinity and HD products hav e no pilot light and wh en install ed without Temperature Co ntrollers, the appliance will operate aut omatically as s oon as a hot wa ter tap i s opene d. The burne r ignites wi th elect ronic igniti on and t he flame exting uishes as soon as w ater flowing through the appliance stops. T u rn On by opening th ...
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Rinnai 26i, HD50i - page 17
17 TEMPERA TURE CONTROLS - GENERAL When deciding on the best positi on for the t emperature c ontrols, the f ollowing points should be take n into accou nt. • Fi t th e cont rols out of r each o f ch ildr en (s ugges ted h eigh t fr om the floo r 1. 5m.) • Avoid po sitions where th e controllers will become hot. Do not fit them near stoves or o ...
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Rinnai 26i, HD50i - page 18
18 TEMPERA TURE CONTROLS - INST ALLA TION Universal Temperature Co ntroller MC-91-1A 1. Determine the most s uitable posi tion fo r the temperature controller. 2. D ril l 3 hole s in the wa ll as sh own in fig 1, one for the cable and two for the se curi ng scr ews. E nsur e hole s are dr illed deep en ough. Fit wall plug s if needed. (ensu re cont ...
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Rinnai 26i, HD50i - page 19
19 TEMPERA TURE CONTROLS - INST ALLA TION Conn ecting One o r Two Co ntrol lers 1. Iso late the power supply. 2. Remove t he fro nt cov er f rom th e Ap pliance (4 scr ews) fig. 1. 3. Thread the cable th rough the c able access hole at the bas e of the ap plianc e. 4. Connect the s pade co nnectors to the termin als marke d "Re mote C ontro l& ...
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Rinnai 26i, HD50i - page 20
20 TEMPERA TURE CONTROLS The purpose of a Te mperature Cont roller is to e nable the us er to hav e complete c ontrol over the hot water su pply. Used cor rectly, the hot water u nit will supply hot wat er at the temper ature sel ected, even when the wa ter flow is varied, or when more than on e tap is used. Adjust ments to the operatio n of your h ...
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Rinnai 26i, HD50i - page 21
21 Remote temperatur e controllers a re a feature t hat provides cont rol over the water temperatu re. Rinnai I nfinity and HD water h eaters can b e operate d with 1, 2, 3, 4 or no temperature con trollers. The Universal cont roller MC-91-1A comes as sta ndard with all Infinity water heaters, and are opti onal for the HD rang e. NOTE: Each time a ...
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Rinnai 26i, HD50i - page 22
22 TEMPERA TURE CONTROLS - OPERA TING Using 1 Universal T emperature Controller . Press the On/O ff but ton on the tem perat ure contr oller. The ON indicato r will glow on the Temperature Controller. This in dicates th at the he ater is re ady t o supply hot wate r when a tap is opened. A djustin g Tem pera ture Simply pres s the H ot Wat er Tempe ...
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Rinnai 26i, HD50i - page 23
23 Using 2 or more Uni v ersal T emperature Control lers. Switching the sy stem ON. Using hot water. Bath room te m pera tures shou ld be no more th an 50 0 C. The ho t water syst em and all controllers can be switched ON and OFF f rom any cont roller by pressin g the On/Of f butt on as shown . W hen the s ystem is turned O N the w ater tempe ratur ...
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Rinnai 26i, HD50i - page 24
24 Using 4 Universal T emperature Controllers. You will need to activate the fo urth controller. STEP 1: STEP 2: Note: If the ma ster controll er is replac ed, rep eat STEP 1 a bove for the n ew controll er. TEMPERA TURE CONTROLS - OPERA TING On the M aster co ntroll er pres s and hold the Transfe r and On/Off b utt ons simul taneo usly (see fig 2. ...
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Rinnai 26i, HD50i - page 25
25 Using High T em p erature Display Controller s. You will need to program th e Master cont roller if yo u want to dis play and us e temperatures over 50 0 C. Program ming only needs to be done on M aster universal controllers; other univers al controllers will not a ll ow this, and Deluxe Kitchen Controllers are su ppli ed al ready prog ramme d t ...
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Rinnai 26i, HD50i - page 26
26 Note T o turn off your hot w ater system. Additional safety features. During normal operati on t he system is left on. To turn the system off simply press the On/O ff button on any t emperature controller (wher e fitted). This will shut the w ater heate r down comple tely incl uding the te mpera ture contr oller digital display . The on i ndicat ...
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Rinnai 26i, HD50i - page 27
27 TEMPERA TURE CONTROLS - INFORMA TION Do not push the On/O ff button on the Master cont roller after transf erring prio rity of tem perat ure s elec tion t o a Sec onda ry controller as the syste m will shut down. Do Not Turn O FF the Ma ster Controll er Temperat ure priority can not be switched to ano ther control ler when the wate r is flowing ...
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Rinnai 26i, HD50i - page 28
28 TESTING 1. Purge gas, hot w ater and cold w ater sup ply lines before making t he final connectio n of the water heater. Swarf in either the gas or w ater supplies may cause da mage. 2. Turn on gas a nd co ld water s upplie s. 3. Test for water leaks a nd gas es capes near t he unit. 4. Isolate gas a nd electri c supply . Remov e test poi nt scr ...
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Rinnai 26i, HD50i - page 29
29 GAS PRESSURE SETTING The wo rking gas pr essure on the water h eater is electr onicall y c ontro lled and facto ry set. Under nor mal ci rcum stanc es it does not re quire adjustment during insta llation. Perfor m this procedure only if the unit is not operating correctly and all oth er possi ble ca uses for incorrect operation ha ve been elimi ...
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Rinnai 26i, HD50i - page 30
30 GAS PRESSURE SETTING 11. Remove rubb er access plug and adjust the regula tor sc rew on th e mod ulati ng v alve (fi g. 4) as required to the pressure below. Replace rubber access plug. 12. Set the Ri nnai Infinity t o 'Forc ed Hig h' combu stio n by s ettin g no. 7 an d no. 8 dipswitch es of t he top set of switc hes (S W1) to 'O ...
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Rinnai 26i, HD50i - page 31
31 DIP SWITCH SETTING Dip Switch Positions Explained OFF ON SW 1 1 - Computer Programming LEGEND: 2 - Temperature Black Section indicates 3 - Temperature position of dip switch. 4 - Temperature 5 - Temperature OFF ON OFF ON 6 - Temperature 7 - Combustion OFF ON 8 - Combustion OFF ON SW 2 1 - Gas Type 2 - Not in Use 3 - Computer Programming 4 - Not ...
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Rinnai 26i, HD50i - page 32
32 DIP SWITCH SETTING Infinity 26i and HD50i Temperatures - With or Wi thout Remotes Connected off on SW I off on SW I off on SW I off on SW I 1 1 1 1 2 2 2 2 3 3 3 3 4 4 4 4 5 5 5 5 6 6 6 6 7 7 7 7 8 8 8 8 40 deg C 43 deg C 50 deg C 55 deg C HD50i only Temperatures - Remotes Connected off on SW I off on SW I off on SW I 1 1 1 If the remote was acc ...
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Rinnai 26i, HD50i - page 33
33 ERROR MESSAGES Rinnai water heaters have the ability to check their own operation continuously. If a fault occurs, an error code will fl ash on the Di gita l Display if y ou hav e temp eratur e con troller s install ed. T his as sists with dia gnosin g the fault, and m ay ena ble y ou to ov erco me a proble m wit hout a se rvi ce call . Plea se ...
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Rinnai 26i, HD50i - page 34
34 ERROR MESSAGES T roubleshooting w ithout controllers If you have not installed tem perature controll ers and exper ience the followi ng symp toms, pleas e car ry ou t the sugg estion s bel ow. If s ymp toms c onti nue, pl eas e conta ct Rin nai fo r adv ice. NOTE: Faults ca used by insufficient gas /water supply or gas/water quality and installa ...
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Rinnai 26i, HD50i - page 35
35 REST ARTING THE RINNAI W A TER HEA TER Fol low ing a pow e r cut t he h eate rs sho uld b e res tart ed in this manne r. St andard system. Sin gl e o r mult iple wa te r he ate rs w it hout rem ote c ontr oll ers . The heater s will auto matically rese t without any user involvem ent. Single or m ultipl e water heaters with rem ote contr ollers. ...
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Rinnai 26i, HD50i - page 36
36 WIRING DIAGRAM MC- 91-1A MC- 91-1A ...
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Rinnai 26i, HD50i - page 37
37 DIAGNOSTIC POINTS Diagnost ic Points- To be read in conjunction wi th the wiring diagram. ...
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Rinnai 26i, HD50i - page 38
38 SPECIFICA TION Model …… …………… …………… ………… ……..….. ..……… …..... Infini ty 26i a nd HD5 0i Insta llati on …………………… ……………………. ..……….. .……... In ternal lo cati on only Fuel ………… ………… …………… ……………… ..….… …………... Na t ...
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Rinnai 26i, HD50i - page 39
39 SER VICE CONT ACT Rinnai Rinna i UK L TD. 9 Christleton Court Manor Park Runcorn Cheshire WA7 1 ST T el. 01928 531870 Fax. 01928 531880 E-mail. info@rinnaiuk.com Web. www .rinnaiuk.com REU-V2632FFU 28/1/5 rev3 ...
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Rinnai 26i, HD50i - page 40
40 COMMISSIONING CHECK LIST ...
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