A.O. SmithメーカーBTI 120の使用説明書/サービス説明書
ページ先へ移動 of 32
1 MODELS BTI 120 THRU 400/A COMMERCIAL GAS, GLASS-LINED, TANK-TYPE WATER HEATER • INSTALLATION • OPERATION • MAINTENANCE • LIMITED WARRANTY PLACE THESE INSTRUCTIONS ADJACENT TO HEATER AND NOTIFY OWNER TO KEEP FOR FUTURE REFERENCE. P ART NO. 195809-000 Printed in U.
2 ROUGH-IN-DIMENSIONS Model BTI-120 BTI-154 BTI-180 BTI-199 BTI-200 BTI-250 BTI-275 BTI-310 BTI-366 BTI-400 Dim. Inches m m Inches m m Inches m m Inches m m Inches m m Inches m m Inches m m Inches m m.
3 T ABLE OF CONTENTS ROUGH-IN-DIMENSIONS ................................................ 2 FOREWORD ..................................................................... 3 GENERAL SAFETY INFORMA TION .................................. 4 Precautions .
4 GENERAL SAFETY INFORMA TION PRECAUTIONS DO NOT USE THIS APPLIANCE IF ANY P ART HAS BEEN UNDER W A TER. 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 .
5 • Do not apply insulation to the top of the water heater , as this will interfere with safe operation of drafthood. • Do not cover the temperature & pressure relief valve. • Do not cover the instruction manual. Keep it on the side of the water heater or nearby for future reference.
6 ELECTRONIC IGNITION CONTROL Each heater is equipped with a ignition module. The solid state ignition control (Fig. 4), ignites the main burner by utilizing a silicone nitride ignitor .
7 WARNING FLAMMABLE ITEMS, PRESSURIZED CONT AINERS OR ANY OTHER POTENTIAL FIRE HAZARDOUS ARTICLES MUST NEVER BE PLACED ON OR ADJACENT T O THE HEA TER. OPEN CONT AINERS OR FLAMMABLE MA TERIAL SHOULD NOT BE STORED OR USED IN THE SAME ROOM WITH THE HEA TER.
8 AND ONE IN OR WITHIN 12 INCHES (30.5cm) OF THE ENCLOSURE BOTTOM. Each opening shall have a free area of at least one square inch per 1000 Btuh (2,225mm 2 /kW)of the total input of all appliances in the enclosure, but not less than 100 square inches (645 square cm).
9 TYPE B GAS VENT Multiple Gas Fired T ank-T ype Heaters When venting multiple tank type heaters using T ype B vent pipe, follow the installation diagram (figure 4) and tables below which give sizing and data based upon NFP A 54/ANSI Z223.
10 MODEL BTI-250 Input: 250,000 Btu/hr T otal V ent Height (Feet) V ent Connector Size: 6 inches 6 8 10 15 20 30 50 100 Input Btuh/hr Rise V ent Connector Diameter (Inches) 250,000 1 Ft 8 8 7 7 7 6 6 .
11 W A TER LINE CONNECTIONS This manual provides detailed installation diagrams (see pages 15-21 of this manual) for typical methods of application for the water heaters. The water heater may be installed by itself, or with a separate storage tank, on both single and two-temperature systems.
12 MALFUNCTION OF THE SUPPL Y SYSTEM, THE GAS V AL VE MUST BE CHECKED FOR SAFE OPERA TION. MAKE SURE THA T THE OUTSIDE VENTS ON THE SUPPL Y REGULA TORS AND THE SAFETY VENT V AL VES ARE PROTECTED AGAINST BLOCKAGE. THESE ARE PAR TS OF THE GAS SUPPL Y SYSTEM, NOT THE HEA TER.
13 HEA TER WIRING All electrical work must be installed in accordance with the latest version of the National Electrical Code ANSI/NFP A No. 70, must conform to all local code authority having jurisdiction. AN ELECTRICAL GROUND IS REQUIRED TO REDUCE RISK OF ELECTRICAL SHOCK OR POSSIBLE ELECTROCUTION.
14 INST ALLA TION DIAGRAMS-T OP INLET/OUTLET USAGE Use of the top inlet water connection requires installation of an inlet dip tube (refer to figure 1 1). The tube is supplied in the heater. Follow caution labels if applying heat to this fitting. Do not allow pipe dope to contact the plastic tube during installation.
15 VERTICAL ST ORAGE T ANK AND FORCED CIRCULA TION DANGER TEMPERA TURE SETTING SHOULD NOT EXCEED SAFE USE TEMPERA TURE A T FIXTURES. SEE WA TER TEMPERATURE CONTROL WARNING ON P AGE 25. IF HIGHER PREHEA T TEMPERA TURES A RE NECESSARY TO OBT AIN ADEQUA TE BOOSTER OUTPUT , ADD AN ANTI- SCALD V AL VE FOR HOT WA TER SUPPLIED TO FIXTURES.
16 DANGER TEMPERA TURE SETTING SHOULD NOT EXCEED SAFE USE TEMPERA TURE A T FIXTURES. SEE WA TER TEMPERATURE CONTROL WARNING ON P AGE 25. IF HIGHER PREHEA T TEMPERA TURES A RE NECESSARY TO OBT AIN ADEQUA TE BOOSTER OUTPUT , ADD AN ANTI- SCALD V AL VE FOR HOT WA TER SUPPLIED TO FIXTURES.
17 INST ALLA TION DIAGRAMS-SIDE INLET/OUTLET USAGE DANGER TEMPERA TURE SETTING SHOULD NOT EXCEED SAFE USE TEMPERA TURE A T FIXTURES. SEE WA TER TEMPERATURE CONTROL WARNING ON P AGE 25. IF HIGHER PREHEA T TEMPERA TURES A RE NECESSARY TO OBT AIN ADEQUA TE BOOSTER OUTPUT , ADD AN ANTI- SCALD V AL VE FOR HOT WA TER SUPPLIED TO FIXTURES.
18 ONE OR TWO TEMPERATURE - ONE HEATERS, HIGH TEMPERATURE STORAGE WITH OR WITHOUT RECIRCULATION HEATER WITH OR WITHOUT MIXING VALVE HEATER WITH MIXING VALVE AND RECIRCULATED SANITIZING LOOP NOTE 1: TOGGLE SWITCH CONTROLS 180°F (82°C) W A TER CIRCULATION.
19 TWO TEMPERATURE - TWO PRE-HEATERS WITH MIXING VALVE OR BOOSTER HEATER WITH OR WITHOUT BUILDING RECIRCULATION TWO PRE-HEATERS WITH MIXING VALVE TWO PRE-HEATERS WITH BOOSTER HEATER DANGER TEMPERA TURE SETTING SHOULD NOT EXCEED SAFE USE TEMPERA TURE A T FIXTURES.
20 MEDIUM TEMPERATURE - ONE HEATER WITH AUXILIARY STORAGE TANK FORCED CIRCULATION WITH OR WITHOUT BUILDING RECIRCULATION VERTICAL STORAGE TANK HORIZONTAL STORAGE TANK DANGER TEMPERA TURE SETTING SHOULD NOT EXCEED SAFE USE TEMPERA TURE AT FIXTURES. SEE WA TER TEMPERA TURE CONTROL W ARNING ON P AGE 25.
21 MODEL DIMENSION “A” BTI-120 63 ” BTI-154 70 ” BTI-180 70 ” BTI-199 70 ” BTI-200/A 7 2 ” BTI-250/A 7 2 ” BTI-275/A 7 2 ” BTI-310/A 7 3 ” BTI-366/A 7 3 ” BTI-400/A 7 3 ” MANIFOLD KITS TWO UNIT MANIFOLD KIT (P ART NO. 195686) THREE UNIT MANIFOLD KIT (P ART NO.
22 TABLE 8 APPROXIMATE TIME REQUIRED TO CONSUME 1 CU. FT. OF GAS AT FULL CAPACITY TIME REQ’D INPUT TYPE BTUH T O CONSUME R A T E O F PER 1 CU. FT . (BTUH) G AS CU. FT . OF GAS 120,000 N A TURAL 1050 31.5 SEC. (35kW) PROP ANE 2500 75.0 SEC. 154,000 N A TURAL 1050 24.
23 SEQUENCE OF OPERA TION The following information will describe the Sequence of Operation for this appliance. 1. Switch power on to unit. 2. Thermostat calls for heat. 3. Ignition Control Board performs diagnostic check on system components. 4. On completion of diagnostics check, the Ignition Control Board sends signal to Exhaust Inducer .
24 A. This appliance does not have a pilot. It is equipped with an ignition device which automatically lights the burner . Do not try to light the burner by hand. B . BEFORE OPERA TING smell all around the appliance area for gas. Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor .
25 W A TER TEMPERA TURE CONTROL DANGER THIS W A TER HEA TER IS EQUIPPED WITH AN ADJUST ABLE THERMOST A T TO CONTROL W A TER TEMPERA TURE. HOT W A TER TEMPERA TURES REQUIRED FOR AUTOMA TIC DISHWASHER AND LAUNDRY USE CAN CAUSE SCALD BURNS RESUL TING IN SERIOUS PERSONAL INJURY AND/ OR DEA TH.
26 NOTE: 1. Remove main burners from unit. 2. Check that burner venturi and ports are free of foreign debris. 3 . Clean burners with bristle brush and/or vacuum cleaner - DO NOT distort burner ports or pilot location. 4. Reinstall burners in unit. Make sure front and rear of burners are installed correctly in burner support brackets.
27 If the appliance installation includes other relief valves, such as in “remote” storage tanks etc., check their relief valve operation with the same frequency . WARNING THE W A TER P ASSING OUT OF THE V AL VE DURING THIS CHECKING OPERA TION MA Y BE EXTREMEL Y HOT .
28 4. Remove lime, scale, or sediment using care not to damage the glass lining. 5 . Inspect cleanout plate gasket, if new gasket is required, replace with A. O. Smith part no. 99038. 6 . Install cleanout plate. Be sure to draw plate up tight by tightening screws securely .
29 7. Lower container , you may have to place the container on its empty carton to prevent the UN•LIME from flowing back into the container . 8. Let UN•LIME remain in the heater for 5 minutes and then lower the container to the "Drain" Position, see Figure 16.
30 SEQUENCE OF OPERA TION FLOW CHART Description of this flow chart can be found in the “SEQUENCE OF OPERA TION” section found on page 23. Switch power on to unit.
31 REMEDY COMPLAINT CAUSE USER SERVICEMAN *Water not hot enough. Thermostat set too low . Set thermostat dial to a higher temperature. Thermostat out of calibration. Call serviceman Recalibrate thermostat. If thermostat cannot be recalibrated, replace.
32 Model BTI Limited Warranty A. O. Smith Corporation, the warrantor, extends the following LIMITED W ARRANTY to the owner of this water heater . 1. THE T ANK If the glass-lined tank in this water hea.
デバイスA.O. Smith BTI 120の購入後に（又は購入する前であっても）重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります：
A.O. Smith BTI 120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A.O. Smith BTI 120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。A.O. Smith BTI 120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。A.O. Smith BTI 120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。
A.O. Smith BTI 120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A.O. Smith BTI 120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、A.O. Smith BTI 120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A.O. Smith BTI 120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。
