3Comメーカー43506の使用説明書/サービス説明書
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W ARNING Read and follow all safety information in this manual, operating instructions and furnace safety labels. Failure to follow safety precautions could result in damage, injury or death. • Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.
Contents Section 1 Rating Plate Information ....................................... 1 Section 2 Important Safety Precautions ............................... 1 Section 3 Understanding How Y our Furnace W orks ............ 3 Section 4 T urning Off Furnace in an Emergency .
Manual 2100-279 Page 1 SECTION 2 • IMPORTANT SAFETY PRECAUTIONS 2.A HAZARD ALERT SYMBOL W ARNING Any condition that will allow gas of combustion products to enter furnace area can cause nausea, asphyxiation or fire resulting in damage, injury or death.
Manual 2100-279 Page 2 W ARNING Any unfamiliar smell can alert you to presence of gas or aldehydes. If you detect any unfamiliar odor follow instruction in Section 4.B.1. Otherwise, nausea, asphyxiation or fire could occur resulting in damage, injury or death.
Manual 2100-279 Page 3 3.1 BASIC OPERATION – HEATING CYCLE This furnace is operated by an Electronic Blower Control (EBC) and a gas control system which controls all functions of the furnace. On a call for heat from the thermostat, the EBC first turns on the inducer motor.
Manual 2100-279 Page 4 FIGURE 1 – TYPICAL GAS PIPING c. Manual Shutoff Valve at Natural Gas Meter or Propane (LP) Gas Tank Normally, natural gas is ON when you turn shutoff parallel to gas pipe. Gas is OFF when you turn shutoff 90° from gas pipe. Some valves require a wrench or other tools.
Manual 2100-279 Page 5 c. Your furnace should now be off. If it is, call your service technician or gas supplier. d. If your furnace continuers to run, leave your home or building immediately. Call your gas supplier or fire department from a neighbor’s phone for help.
Manual 2100-279 Page 6 SECTION 5 • OPERATING YOUR FURNACE After reading the Safety Information and Precautions follow Operating Instructions on front door of furnace and instructions repeated here. W ARNING If you do not follow these instructions exactly a fire or explosion could occur resulting in damage, injury or death.
Manual 2100-279 Page 7 CAUTION A dirty air filter(s) reduces system efficiency and can cause erratic control performance. These could result in damage to blower motor or heat exchanger. 6.D KEEP AIR FILTER(S) CLEAN As a user, your personal responsibility is to keep air filter(s) clean.
Manual 2100-279 Page 8 5. Restore the electrical power to the furnace by turning the switch back on. Adjust the thermostat to call for heating operation. 6. Observe both the pilot flame and main burners flames, and compare to Figures 5 and 6 respectively.
Manual 2100-279 Page 9 MIS-058 FIGURE 3 FIGURE 4 MIS-059.
Manual 2100-279 Page 10 FIGURE 8 SECTION 7 • AIR CONDITIONING START UP PROCEDURE CRANKCASE HEATERS Single and three phase models have an insertion well-type heater located in the lower section of the compressor housing. This is a self-regulating type heater that draws only enough power to maintain the compressor at a safe temperature.
Manual 2100-279 Page 11 SECTION 9 • REPLACEMENT PARTS Replacement parts for the gas/electric units are available through local distributors. A replacement parts list manual is supplied with each unit.
デバイス3Com 43506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:
3Com 43506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3Com 43506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。3Com 43506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。3Com 43506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。
3Com 43506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3Com 43506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、3Com 43506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3Com 43506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。