RinnaiメーカーE75CPの使用説明書/サービス説明書
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8U.51.60.01/09.09 Changes reserved. Installation & Servicing Instructions Pictured: E75CN, E1 10CN E75CP , E1 10CP High efciency condensing gas boiler E75CN/E1 10CN E75CP/E1 10CP - Do not store or use gasoline or other ammable vapors and liquids in the vicinity of this or any other appliance.
Installation & Servicing Instructions Rinnai E-Series 2 Contents of instructions These installation instructions contain important information for the safe installation, start-up and maintanance of boilers with capacities 75,000 through 1 10,000 BTU/hr .
Installation & Servicing Instructions Rinnai E-Series 3 Content 1 Safety and general instructions 4 1.1 Designated use 4 1.2 Hazard denitions 4 1.3 Symbol denitions 4 1.4 The following instructions must be followed 5 1.5 Follow these instructions for the space heating water 6 1.
Installation & Servicing Instructions Rinnai E-Series 4 1 Safety and general instructions Please observe these instructions in the interest of your own safety . 1.1 Designated use The boiler is designed for heating water for a central heating system and generating domestic hot water .
Installation & Servicing Instructions Rinnai E-Series 5 1.4 The following instructions must be followed - The boiler must only be used for its designated purpose, as described in the Installation Instructions. - Each unit is tted with a data plate.
Installation & Servicing Instructions Rinnai E-Series 6 1.5 Follow these instructions for the space heating water Unsuitable heating system water can cause the formation of scale or sludge, which affects system efciency . It can also cause corrosion and reduce life of the heat exchanger .
Installation & Servicing Instructions Rinnai E-Series 7 2 Regulations and guidelines The installation must comply to the requirements of the authority having jurisdiction or , in the absence of such requirements, to the latest edition of the National Fuel Gas Code, ANSI Z223.
Installation & Servicing Instructions Rinnai E-Series 8 For direct-vent boilers mechanical-vent heating boilers or domestic hot water equipment where the bottom of the vent terminal and the intake.
Installation & Servicing Instructions Rinnai E-Series 9 4 Packaging and transportation 4.1 Scope of delivery The boiler is supplied ready for use. • Please check if the packaging is intact. • Check if all the items listed are included in the delivery .
Installation & Servicing Instructions Rinnai E-Series 10 5 Installation 5.1 Requirements for the installation room - The room where the boiler will be installed must always be frost free. - Do not store or use gasoline or other ammable vapors and liquids in the vicinity of this or any other appliance.
Installation & Servicing Instructions Rinnai E-Series 1 1 5.2 Fitting the boiler - Remove the packaging materials. - Lay the boiler on its back during unpacking.
Installation & Servicing Instructions Rinnai E-Series 12 Boiler type E75CN E110CN E75CP E110CP inches / mm inches / mm A Height 25.6" / 650 25.6" / 650 B Height with expansion tank 34.3" / 870 C Width 19.7" / 500 19.7" / 500 D Depth 15.
Installation & Servicing Instructions Rinnai E-Series 13 connection diameters table 2 boiler connections / mounting points figure 2 f w g k r c Connection for combustion air supply and vent system.
Installation & Servicing Instructions Rinnai E-Series 14 5.3.1 Plumbing Kits Rinnai supplies with each type of boiler a Plumbing kit. Find below the dimensions. See chapter 6.1 for additional information. 9.00 (REF . 16.07) (REF . 5.12) 200mm 7.87 (REF .
Installation & Servicing Instructions Rinnai E-Series 15 clearances to the boiler table 3 service clearances to the boiler figure 4 wall ceiling For closet installation: clearance is 1” / 25mm from the front. Low Loss Header Clearances to combustible and non-Combustible is 0 inch for sides, top, front and oor/ground 0.
Installation & Servicing Instructions Rinnai E-Series 16 5.4 T echnical specications T echnical specifications T able 4 Boiler type E75CN E110CN E75CP E110CP Input Hs CH BTU/hr 75,000 110,000 75,000 110,000 kW 22 32 22 32 Propane orifice diameter inch / mm n.
Installation & Servicing Instructions Rinnai E-Series 17 6 Connecting the boiler The boiler has the following connection pipes; - The central heating circuit pipes. These must connected to the plumbing kit by means of adapter ttings. See further chapter 6.
Installation & Servicing Instructions Rinnai E-Series 18 6.1.1 Plumbing Kit installation Rinnai supplies specic Plumbing Kits with each boiler type, which must be tted directly underneath the boiler on the supply and return pipe. Use of the Rinnai boiler without the plumbing kit will result in the void of warranty .
Installation & Servicing Instructions Rinnai E-Series 19 Th e boi ler ha s a sel f-a dj ust ing a nd sel f-p rot ect ing co ntr ol sy ste m f or th e loa d a nd th e pu mp ca pa ci ty. By t hi s m ea ns the te mp era tur e d if fer enc e be tw een th e supply an d re tu rn wa ter is ch eck ed and controlled.
Installation & Servicing Instructions Rinnai E-Series 20 6.1.2 Safety valve An ASME 30 psi pressure relief valve is installed on the plumbing kit included with the boiler . 6.1.3 Low water cut off The Rinnai E boiler has a factory installed pressure switch type Low Water Cut Off (L WCO).
Installation & Servicing Instructions Rinnai E-Series 21 6.3 Un der o or he ati ng sy stem (p la sti c pip es) When using oxygen-permeable pipes, e.
Installation & Servicing Instructions Rinnai E-Series 22 6.4.1. Gas connection with natural gas The gas supply connection must comply with local regulations or , if such regulations do not exist, with the National Fuel Gas Code, ANSI Z 223.
Installation & Servicing Instructions Rinnai E-Series 23 6.4.2 Gas connection with propane gas The gas supply connection must comply with local regulations or , if such regulations do not exist, with the National Fuel Gas Code, ANSI Z 223.
Installation & Servicing Instructions Rinnai E-Series 24 6.5 Hot water supply Connection of the drinking water installation should be performed according to the national secondary drinking water regulations. Do NOT use toxic chemicals, such as are used for boiler treatment in potable water heating systems used for space heating.
Installation & Servicing Instructions Rinnai E-Series 25 6.7 V ent system and air supply system Provisions for combustion and ventilation air must be made in accordance with section, Air for Combustion and V entilation of the National Flue Gas Code, ANSI Z223.
Installation & Servicing Instructions Rinnai E-Series 26 Short termination with roof terminal figure 10A T ermination with roof terminal and bends figure 10B Short termination with wall terminal figure 9A T ermination with wall terminal on higher level figure 9B Examples roof terminals Examples wall terminals 6.
Installation & Servicing Instructions Rinnai E-Series 27 6.7.2 b Examples vent and air supply systems (parallel) V ertical vent and horizontal air intake figure 1 1C V ertical with concentric term.
Installation & Servicing Instructions Rinnai E-Series 28 6.7.3 Installation of the vent system Consult local and state codes pertaining to special building code and re department requirements. Adhere to national code requirements. Follow the listed maximum length of vent systems, which are boiler output dependent.
Installation & Servicing Instructions Rinnai E-Series 29 6.7.4 Recommended vent/air intake terminal position T erminals should be positioned as to avoid products of combustion entering openings into buildings or other vents. Maintain 12” of clearance above the highest anticipated snow level or grade or , whichever is greater .
Installation & Servicing Instructions Rinnai E-Series 30 6.7.4 Recommended vent/air intake terminal position T erminals should be positioned as to avoid products of combustion entering openings into buildings or other vents. Maintain 12” of clearance above the highest anticipated snow level or grade or , whichever is greater .
Installation & Servicing Instructions Rinnai E-Series 31 In certain weather conditions condensation may also accumulate on the outside of the air inlet pipe. Such conditions must be considered and where necessary insulation of the inlet pipe may be required.
Installation & Servicing Instructions Rinnai E-Series 32 6.7.6 Combustion air and vent piping lengths. In the table below you nd the maximum equivalent pipe length of the vent/air system based on 3" diameter . These lengths are for single pipe (room air), twin pipe, and concentric venting systems.
Installation & Servicing Instructions Rinnai E-Series 33 6.7.7 Calculation of compensation factor The compensation factor eliminates or reduces the natural effect of derate of maximum input caused by the resistance of the vent system and/or the impact of the altitude.
Installation & Servicing Instructions Rinnai E-Series 34 6.7.8 Room Air System (indoor combustion air) When using indoor air , Rinnai strongly recommends the use of an indoor air lter , P/N 808000025. This boiler requires adequate combustion air for ventilation and dilution of ue gases.
Installation & Servicing Instructions Rinnai E-Series 35 OUTLET AIR DUCT INLET AIR DUCT Gas V ent / Boiler Exhaust BOILER 12in. MAX 12in. MAX PERMANENT OPENINGS BOILER 10" (250mm) 12" (300mm) Louvers and grills figure 17 Conned Space: (Small Room, Closet, Alcove, Utility Room, Etc.
Installation & Servicing Instructions Rinnai E-Series 36 Using Indoor Air For Combustion When using air from other room(s) in the building, the total volume of the room(s) must be of adequate volume (Greater than 50 cubic feet per 1000 Btu/hr).
Installation & Servicing Instructions Rinnai E-Series 37 7 Electrical connections The electrical connections to the boiler must be made in accordance with all applicable local codes and the latest revision of the National Electrical Code, ANSI/NFP A-70.
Installation & Servicing Instructions Rinnai E-Series 38 electrical diagram figure 15 120V T 220°F 120V 5 2 Amp. max. X7 E-Prom Flowswitch 120V Label all wires prior to diconnection when servicing or replacing controls.
Installation & Servicing Instructions Rinnai E-Series 39 electrical ladder diagram figure 15a.
Installation & Servicing Instructions Rinnai E-Series 40 8 Boiler controls The boiler is provided with a fully automatic microprocessor control, called CMS Control Management System. This control simplies operation by undertaking all major control functions.
Installation & Servicing Instructions Rinnai E-Series 41 8.1 Explanation of the function buttons When the pump is switched on continuously it can lead to undesired heating up of the central heating system during the summer .
Installation & Servicing Instructions Rinnai E-Series 42 9 Starting up: Filling and de-aerating the boiler and installation CAUTION Observe the following rules of safety: - All work on the unit must take place in a dry environment.
Installation & Servicing Instructions Rinnai E-Series 43 Freeze protection Freeze protection for new or existing systems must use glycol that is specially formulated for this purpose. This includes inhibitors, which prevent the glycol from attack the metallic components.
Installation & Servicing Instructions Rinnai E-Series 44 It can take a while before all air has disappeared from a lled installation. Especially in the rst week noises may be heard which indicate the presence of air .
Installation & Servicing Instructions Rinnai E-Series 45 FOR YOUR SAFETY READ BEFORE OPERA TING 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. 8U.
Installation & Servicing Instructions Rinnai E-Series 46 10 Adjustments When the boiler is installed it is ready for use. All adjustments of the boiler control are already pre-programmed for a heating system with radiators/convectors with a supply temperature of 185°F .
Installation & Servicing Instructions Rinnai E-Series 47 Parameter Mode PARA FACTORY DESCRIPTION RANGE . . . . 1 186°F maximum supply temperature CH 68 - 186°F 2* 00 type of CH installation: 01 DO NOT USE radiators with large surface areas or underfloor heating as additional heating: T max.
Installation & Servicing Instructions Rinnai E-Series 48 Service Mode SERV VALUE DESCRIPTION RANGE 1 OFF boiler in operation with burner function o n OFF - max. 2 OFF fan adjustable and burner of f OFF - max. 3 OFF pump adjustable with burner o n OFF - max.
Installation & Servicing Instructions Rinnai E-Series 49 10.2 Activating factory settings (green button function) T o activate the factory settings again please follow the next procedure (Note: al.
Installation & Servicing Instructions Rinnai E-Series 50 12 Commissioning Work on the boiler must be carried out by a competent person, using correctly calibrated instruments with current test certication.
Installation & Servicing Instructions Rinnai E-Series 51 12.1 T esting for gas leaks Prior to start-up of the boiler you must check the external tightness of the gas supply valve and conrm this in the start-up report. - Cover endangered positions before leak testing.
Installation & Servicing Instructions Rinnai E-Series 52 12.3 Checking for contamination In order to be able to check the boiler for contamination in the following running years it is advisable to measure the maximum air displacement in the boiler when putting the boiler into operation.
Installation & Servicing Instructions Rinnai E-Series 53 12.4 Checking of the zero pressure control The zero pressure control is set at the factory . T o measure this value you need a difference pressure gauge with a range of +0,2 to -0,8 mbar (+0.
Installation & Servicing Instructions Rinnai E-Series 54 12.5 Checking the O 2 The O 2 percentage is factory-set. This has to be checked at commissioning, maintance and faults. This can be checked by means of the following procedure: - Remove the black cover of the gas valve by unscrewing the sealed screw .
Installation & Servicing Instructions Rinnai E-Series 55 Ionization test gure 23 Installing casing gure 24 12.6 Measuring the ionization current - Switch off the system using the Central Heating button and the DHW button - Disconnect the plug and the socket connection on the probe and connect the measuring device in series.
Installation & Servicing Instructions Rinnai E-Series 56 13 Maintenance Maintenance or changes to the boiler may only be carried out by a qualied technician.
Installation & Servicing Instructions Rinnai E-Series 57 14.2.1 Visual inspection for general signs of corrosion - Check all gas and water pipes for signs of corrosion. - Replace any pipes that are corroded. 14.2.2 Measuring the ionization current See subsection 12.
Installation & Servicing Instructions Rinnai E-Series 58 13.2 Maintenance activities The fan unit and burner cassette (gure 27 to 29) (2 and 4 year maintenace) - remove the electrical connectio.
Installation & Servicing Instructions Rinnai E-Series 59 Condensate trap and condensate tray (gure 30-32) (2 and 4 year maintenance) Step 1: Condensate trap - rst remove the screw (7); - pull the condensation cup (8) downwards, out of the condensate tray (14) Check this for impurities.
Installation & Servicing Instructions Rinnai E-Series 60 Visual inspection of the ame The burner must ame evenly over the entire surface when operating correctly . The ame must burn with a clear , blue, stable ame. Check the ame through the inspection glass in the ignition probe (g.
Installation & Servicing Instructions Rinnai E-Series 61 1 heat exchanger 2 ignition unit 3 fan unit 4 air inlet damper 5 gas valve 6 automatic de-aerator 7 ceramic burner cassette 8 pla te hea t .
Installation & Servicing Instructions Rinnai E-Series 62 15 Blocks and Errors Error indication (short reference) A detected error is indicated on the display by means of blocking or error messages.
Installation & Servicing Instructions Rinnai E-Series 63 external safety contact is active external safety contact broken rectify error as a result of which by determining contact is broken or mak.
Installation & Servicing Instructions Rinnai E-Series 64 check ow through the installation 15.1.2 Block 1 1 see the installation instructions for the hydraulic connections to the boiler (3-W ay-Thermostatic valve, Plumbing Kit installed?) maximum average T of supply and return sensor for central heating is repeatedly exceeded.
Installation & Servicing Instructions Rinnai E-Series 65 check ow through the boiler and DHW fascility Execute Parameter-Reset. 15.1.3 Block 12 maximum average T of supply and return sensor for hot water is repeatedly exceeded. Operation is normally possible for the central heating installation during the block.
Installation & Servicing Instructions Rinnai E-Series 66 check the sensors NTC 1 and NTC 2 15.1.5 Block 67 a temperature difference has been detected between the supply and return sensor whilst the burner is not in operation. After the average T has disappeared, the block will disappear .
Installation & Servicing Instructions Rinnai E-Series 67 check the boiler pump no water ow can be detected through the controller . De-aeration cycle is started. When water ow is detected during this cycle, the de-aeration cycle is terminated and the burner is released.
Installation & Servicing Instructions Rinnai E-Series 68 boiler has not been burning but an ionisation ow (ame) has still been detected rectify the short-circuit and if necessary replace this part. incorrect ame formation. check whether the ionisation cable and/or the electrode are responsible for a possible short- circuit.
Installation & Servicing Instructions Rinnai E-Series 69 disconnect voltage from the boiler and check the fuse F2 check the 24 V olt connection check the disconnected components for short-circuiti.
Installation & Servicing Instructions Rinnai E-Series 70 check the data in Error mode 1 error 2 operational status 3 supply temp. 4 return temp. 5 kW burner 6 % pump there is a temperature differe.
Installation & Servicing Instructions Rinnai E-Series 71 software error con- trol unit reset the boiler rectify the prece- ding error control unit error replace the control unit. The controller will automatically load the program into the new control unit.
Installation & Servicing Instructions Rinnai E-Series 72 check the ribbon cable between the control unit and the display the error persists after reset software error control unit . incorrect data will be detected in case of a poor connection between the control unit and the display .
Installation & Servicing Instructions Rinnai E-Series 73 software error control unit . control unit error check the gas valve replace the control unit.
Installation & Servicing Instructions Rinnai E-Series 74 check the interface and the ribbon cable between the control unit and the display the error persists after reset software error control uni.
Installation & Servicing Instructions Rinnai E-Series 75 remove the voltage from the boiler and check fuse F2 check the 24 V olt connections check the disconnected parts for wear and tear rectify .
Installation & Servicing Instructions Rinnai E-Series 76 control unit error software error control unit replace the control unit. The controller will automatically load the program into the new control unit.
Installation & Servicing Instructions Rinnai E-Series 77 ow sensor ground connection check the data in Error mode 1 error 2 operational status 3 ow temp.
Installation & Servicing Instructions Rinnai E-Series 78 Signal maximum ow water temperature exceeded (T 1 > 212°F). check actual ow temperature check ow sensor NTC1 exchange defective part if necessary .
Installation & Servicing Instructions Rinnai E-Series 79 Signal maximum return water temperature exceeded (T 2 >212°F). check actual return temperature check return sensor NTC 2.
Installation & Servicing Instructions Rinnai E-Series 80 no signal from the fan the fan is not spinning fuse is working and the error is repeated wiring and voltage are OK and error is repeated if.
Installation & Servicing Instructions Rinnai E-Series 81 internal shut down of supply sensor T1 check the data in Error mode 1 error 2 operational status 3 supply temp.
Installation & Servicing Instructions Rinnai E-Series 82 shut down of return sensor T2 check the data in Error mode 1 error 2 operational status 3 supply temp.
Installation & Servicing Instructions Rinnai E-Series 83 contact for supply sensor T1 open check the data in Error mode 1 error 2 operational status 3 supply temp.
Installation & Servicing Instructions Rinnai E-Series 84 contact for return sensor T2 open check the data in Error mode 1 error 2 operational status 3 supply temp.
Installation & Servicing Instructions Rinnai E-Series 85 control unit error software error control unit software error control unit replace the control unit. The controller will automatically load the program into the new control unit. control unit error replace the control unit.
Installation & Servicing Instructions Rinnai E-Series 86 16 Other errors central heating but no domestic hot water -Key of the hot water program is not switched on DHW sensor of owswitch defective when using RS101 16.
Installation & Servicing Instructions Rinnai E-Series 87 hot water but no central heating -Key of the central heating program is not switched on room thermostat (on/ off) is not giving any signal to the boiler RS100 with outdoor sensor (Room sensor-On) 16.
Installation & Servicing Instructions Rinnai E-Series 88 -Key pump program is on dirt in three-port valve or three-port valve cartridge is getting jammed 16.
Installation & Servicing Instructions Rinnai E-Series 89 insufcient quantity of hot water hot and cold water connection to the boiler mixed up lime scale in the plate heat exchanger incorrect ow reducing valve 16.
Installation & Servicing Instructions Rinnai E-Series 90 T emperature drop of the DHW ow reducing valve DHW power for the boiler is set too low 16.
Installation & Servicing Instructions Rinnai E-Series 91 radiators do not get hot enough or warming them up takes too long supply water temperature too low incorrect choice of installation installation resistance too high (given an average T > 36°F the boiler decreases the load) 16.
Installation & Servicing Instructions Rinnai E-Series 92 Parts casing E-Series 9 0 . 2 0 / 0 0 . 0 6 . 1 5 . U 8 . d e v r e s e r s e g n a h C Installation & Servicing Instructions These instructions to be retained by user.
Installation & Servicing Instructions Rinnai E-Series 93 Item Description Part No. E75C E1 10C N P N P OSS1 OSS2 1 GASKET CASING E 809000073 X X X X 2 CASING SET 809000074 X X X X 4 SPRING DOOR CA.
Installation & Servicing Instructions Rinnai E-Series 94 Parts heat exchanger E-Series 30 31 64 32 33 34 35 36 40 41 52 54 56 83 60 61 62 53 37 46 51 43 44 39 45 47 59 63 49.
Installation & Servicing Instructions Rinnai E-Series 95 Item Description Part No. E75C E1 10C N P N P OSS1 OSS2 30 CLAMP BAR TOP P ART H.EX. LONG 809000014 X X X X 31 TOP P ART HEA T EXCH. SET OSS1 807000010 X X 31 TOP P ART HEA T EXCH. SET OSS2 80700001 1 X X 32 BOL T M 5X16 5x 809000015 X X X X 33 GASKET F AN/TOP P ART H.
Installation & Servicing Instructions Rinnai E-Series 96 Parts rear wall E-Series 81 84 78 79 77.
Installation & Servicing Instructions Rinnai E-Series 97 Item Description Part No. E75C E1 10C N P N P OSS1 OSS2 80 GASKET AIR INT AKE ø80 SHR 809000047 X X X X 81 FLUE ADAPTER 80mm x 3” 808000.
Installation & Servicing Instructions Rinnai E-Series 98 95 94 105 106 107 109 1 1 1 1 17 1 17a 1 18 1 19 120 121 123 124 125 126 127 128 93 92 129 130 122 103a 103 101 100 102 97 146 91 96 133 13.
Installation & Servicing Instructions Rinnai E-Series 99 Item Description Part No. E75C E1 10C N P N P OSS1 OSS2 91 O-RING ø21.89X2.62 GASLINE 809000061 X X X X GAS PIPE E75C 806000020 X X 92 GASKET FITTING 3/4” GASV .
Installation & Servicing Instructions Rinnai E-Series 100 Parts electrical components E-Series 162 T1 supply sensor 160 T2 return sensor 167 T3 DHW sensor 166 T5 ue gas sensor 168 HLS high limi.
Installation & Servicing Instructions Rinnai E-Series 101 Item Description Part No. E75C E1 10C N P N P OSS1 OSS2 140 HARNESS E 805000041 X X X X STICKER CONNECTION TERMINAL 805000046 X X X X CONN.
Installation & Servicing Instructions Rinnai E-Series 102 18 Parts list vent system V ent Manufacturer Contact Information for Installation Instructions and Parts Lists: Rinnai/Ubbink Heat-Fab T elephone: 800-621-9419 T elephone: 800-772-0739 Fax: 678-829-1666 Fax: 413-863-4803 Web Site: www .
Installation & Servicing Instructions Rinnai E-Series 103 19 Common venting guidelines Do not common vent with the vent pipe of any other boiler or appliance.
Installation & Servicing Instructions Rinnai E-Series 104 R 25 °C 12 k Ω R 100 ° C 950 Ω B 2 5/ 85 K 0 5 7 3 K / % 2 , 4 - t n e i c i f f e o c e r u t a r e p m e T Te mp [° C] NT C [kO hm] -3 0 171. 70 -2 0 98.8 2 -1 0 58.8 2 0 36.1 0 10 2 2.
Installation & Servicing Instructions Rinnai E-Series 105.
Installation & Servicing Instructions Rinnai E-Series 106.
Installation & Servicing Instructions Rinnai E-Series 107.
This renewed publication cancels all previous installation instructions. The company reserves the right to change the specications and dimensions without prior notice.
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Rinnai E75CPをまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはRinnai E75CPの技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Rinnai E75CPの取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Rinnai E75CPで得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Rinnai E75CPを既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はRinnai E75CPの不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Rinnai E75CPに関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちRinnai E75CPデバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。