Lennox International Inc.メーカーCBWMVの使用説明書/サービス説明書
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09/06 505,047M *2P0906* *P505047M* Page 1 E 2006 Lennox Industries Inc. Dallas, T exas, USA RET AIN THESE INSTRUCTIONS FOR FUTURE REFERENCE W ARNING Due to higher operating pressures, CBWMV units must not be applied to steam boiler systems. CAUTION Unit is designed to be used with non−potable boiler systems only .
Page 2 505047 09/06 CBWMV Unit Dimensions − inches (mm) *Bottom Return Air Opening *Bottom Return Air Opening ELECTRICAL INLET (Either Side) SUPPL Y AIR OPENING AIR FLOW FRONT VIEW SIDE VIEW TOP VIE.
Page 3 CBWMV SERIES General These instructions are intended as a general guide and do not supersede local codes in any way . Consult authorities having jurisdiction before inst allation. Only qualified ser- vice technicians or installers may install and service this unit.
Page 4 505047 09/06 Requirements W ARNING Improper installation, adjustment, alteration, ser- vice or maintenance can cause personal injury , loss of life, or damage to property . Installation and service must be performed by a qualified inst aller or service agency .
Page 5 CBWMV SERIES tions with add−on cooling coils require field−fabricated tran- sitions that provide at least 6 inches of clearance for the CBWMV unit’s inlet/outlet water lines.
Page 6 505047 09/06 Return Air Opening Guidelines NOTE − Do not bring in air from the back of the unit. Return air can be brought in from the sides or bottom only .
Page 7 CBWMV SERIES Removing the Bottom Panel (bottom return or return air base configurations) Remove the two screws that secure the bottom cap to the air handler . Pivot the bottom cap down to release the bottom panel. Once the bottom p anel has been removed, reinstall the bottom cap.
Page 8 505047 09/06 Filter Assembly & Filters This unit is not equipped with a filter or rack. A field−pro- vided high−velocity filter is required for the unit to operate properly . T able 2 list s recommended filter sizes. A filter must be in place any time the unit is operating.
Page 9 CBWMV SERIES Electrostatic Discharge (ESD) - Precautions And Procedures CAUTION Elect rostatic d ischarg e c an affect e lect roni c com- ponent s. T ak e p r ecautio ns d u rin g a ir h an dler i n st al- lati on a nd s er vic e to pr otec t t he a ir ha ndler ’s e lec - tron ic c o ntrol s.
Page 10 505047 09/06 Indoor Blower Speeds 1. When the thermost at is set to F AN ON," the indoor blower will run continuously at approximately 38% of the second−st age cooling speed when there is no cool- ing or heating demand.
Page 1 1 CBWMV SERIES Figure 12 T ypical CBWMV Wiring Diagram.
Page 12 505047 09/06 Freezestat Operation IMPORT ANT Use of the freezest at feature is required in all instal- lations using CBWMV unit s. Th e CBWMV unit is equipped with a field-wired freezestat. The freezestat protect s the CBWMV system from freezing temperatures when the unit is installed in unconditioned areas.
Page 13 CBWMV SERIES Jumper Settings IMPORT ANT Before changing jumper setting, make sure the mo- tor has completely stopped. Any jumper setting change will not t ake place while the motor is run- ning. T able 4 shows the factory blower speed tap settings for CBWMV series unit s.
Page 14 505047 09/06 T able 5 CBWMV−24B−040 Blower Performance 0 through 0.80 in. w.g. (0 Through 200 Pa) External S t atic Pressure Range ; Factory Settings: Heating S peed − 2, Cooling Speed − 1, S peed Adjust − NORM; Applications with single sided inlet s will reduce CFM by approximately 4%.
Page 15 CBWMV SERIES T able 7 CBWMV−36C−090 Blower Performance 0 through 0.80 in. w.g. (0 Through 200 Pa) External S t atic Pressure Range ; Factory Settings: Heating S peed − 4, Cooling Speed − 3, S peed Adjust − NORM; Applications with single sided inlet s will reduce CFM by approximately 5%.
Page 16 505047 09/06 T able 9 CBWMV−60C−120 Blower Performance 0 through 0.80 in. w.g. (0 Through 200 Pa) External S t atic Pressure Range ; Factory Settings: Heating S peed − 4, Cooling Speed − 4, S peed Adjust − NORM; Applications with single sided inlet s will reduce CFM by approximately 5%.
Page 17 CBWMV SERIES System Adjustments Timed−ON and Timed−OFF Delays The 45−second timed−ON delay and the 30−second timed− OFF delay for heating (time that the blower operates after the heat demand has been satisfied) is not adjustable. Blower Speeds Select the blower speed by moving the pins on the variable speed control board.
Page 18 505047 09/06 W ARNING W ARNING T O SER VICE PERSONS! Electric shock hazard. When electrical power to the internal control box component s must be available for troubleshooting, a common practice is to construct a by−pass" of the door interlock switch.
Page 19 CBWMV SERIES W ARNING W ARNING T O SER VICE PERSONS! Electric shock hazard. When electrical power to the internal control box component s must be available for troubleshooting, a common practice is to construct a by−pass" of the door interlock switch.
Page 20 505047 09/06 W ARNING W ARNING T O SER VICE PERSONS! Electric shock hazard. When electrical power to the internal control box component s must be available for troubleshooting, a common practice is to construct a by−pass" of the door interlock switch.
デバイスLennox International Inc. CBWMV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：
Lennox International Inc. CBWMV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Lennox International Inc. CBWMV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。Lennox International Inc. CBWMV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。Lennox International Inc. CBWMV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。
Lennox International Inc. CBWMV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Lennox International Inc. CBWMV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、Lennox International Inc. CBWMV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Lennox International Inc. CBWMV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。
