Instruction/ maintenance manual of the product MV4000 Bard
Go to page of 31
Manual 2100-571A Page 1 of 31 MV4000 SERIES SOLID ST A TE DUAL UNIT LEAD/LAG CONTROLLER for use with H-Series W all Mount Air Conditioners INST ALLA TION INSTRUCTIONS & REpLACEMENT p ARTS LIST Manual No.: 2100-571A Supersedes: 2100-571 File: V ol.
Manual 2100-571A Page 2 of 31 CONTENTS Econ. Failure & 2-Compressor Run Alarm ........... 24 Alarm Wiring ........................................................... 24 2nd Stage Cooling Alarm ....................................... 25 Refrigerant pressure Alarms .
Manual 2100-571A Page 3 of 31 Getting Other Information and Publications These publications can help you install the air conditioner or heat pump. Y ou can usually nd these at your local library or purchase them directly from the publisher . Be sure to consult current edition of each standard.
Manual 2100-571A Page 4 of 31 shIPPInG DamaGe Upon receipt of equipment, the carton should be checked for external signs of shipping damage. If damage is found, the receiving party must contact the last carrier immediately , preferably in writing, requesting inspection by the carrier ’ s agent.
Manual 2100-571A Page 5 of 31 sPecIFIca tIOns/Fea tures FOr mv4000-b cOntrOller MV4000 Basic Controller •Input power: 18-32 V AC, 60/50Hz, power is supplied from A/C #1 and/or A/C #2 •Isolation ci.
Manual 2100-571A Page 6 of 31 lOca teD In the mv4000 P anel bOx Unit #1 t erminal Block R – 24V AC hot from Unit C – 24V AC common from Unit Y – Compressor Signal to Unit A – Compressor Signal.
Manual 2100-571A Page 7 of 31 lOW vOl t aGe FIelD WIrInG The MV4000 is powered from the air conditioners that it is controlling, 24 V AC (18-32V) low voltage only . Circuitry in the MV4000 isolates the power supplies of the two air conditioners so that no back feeds or phasing problems can occur .
Manual 2100-571A Page 8 of 31 FIre suPPressIOn cIrcuIt T o disable the MV4000 and shut down both air conditioners, terminals F1 and F2 may be used. The F1 and F2 terminals must be jumpered together for normal operation.
Manual 2100-571A Page 9 of 31 General PrOGrammInG Over vIeW mv4000 cOntrOller buttOns anD FunctIOn On/Off Button 1. Press and release the On/Of f button to turn On controller, 4-character display will illuminate and Lead unit LED will light. 2. Press and release the On/Of f button to turn Off controller .
Manual 2100-571A Page 10 of 31 humIDItY cOntrOl OPtIOn Note: This function is not available if contr oller is congur ed for heat pump. The standard air conditioning system can be adapted to perform.
Manual 2100-571A Page 1 1 of 31 3. 1-Stage Compressor Units with Newer ECONWMt Economizers (See Note A) 1 st stage cooling set point is the setting (SP) input into the controller .
Manual 2100-571A Page 12 of 31 2. 1-Stage Compressor Units with Newer ECONWMt Economizers (See Note A) 1 st stage cooling set point is the setting (SP) input into the controller .
Manual 2100-571A Page 13 of 31 sPecIFIca tIOns FOr OPtIOnal remOte cOmmunIca tIOn bOarD CB4000 COMMUNICA tION BOARD Note: if this communication boar d was not originally factory installed it can be eld-installed at anytime. Bar d part number is CB4000.
Manual 2100-571A Page 14 of 31 USER P AGE 1. The designated Admin person can assign up to 9 additional users and set-up as Admin, W rite or Read authority . 2. User Name and password must be assigned, each must be at least 3 characters long, and are case sensitive.
Manual 2100-571A Page 15 of 31 cOntrOller WIrInG The MV4000 can be used for controlling two (2) air conditioners with or without economizers. It can also be congured for two (2) heat pumps without economizers.
Manual 2100-571A Page 16 of 31 CU, AND SILVER MUST NOTE: ALL SENSORS ARE POLARITY SENSITIVE. COPPER LEAD MUST CONNECT TO LEAD TO AG 2 E F 2 3 E F 3 2 COMP RUN ALARM TERMINAL BLOCK GEN RUN ALARM/ ECON .
Manual 2100-571A Page 17 of 31 CU, AND SILVER MUST NOTE: ALL SENSORS ARE POLARITY SENSITIVE. COPPER LEAD MUST CONNECT TO LEAD TO AG 2 COMP RUN ALARM TERMINAL BLOCK GEN RUN ALARM/ NC CONTACTS OPEN ON A.
Manual 2100-571A Page 18 of 31 FIGure 3 mv4000-bc cOntrOller cOnnectIOns 1-st aGe (h**a/h**l serIes) aIr cOnDItIOners – nO ecOnOmIzer WIth alarm bOarD & cb4000 cOmmunIca tIOn bOarD 2 E F 2 3 E F 3 CU, AND SILVER MUST NOTE: ALL SENSORS ARE POLARITY SENSITIVE.
Manual 2100-571A Page 19 of 31 FIGure 4 mv4000-bc cOntrOller cOnnectIOns 2-st aGe (ha*s/hl*s serIes) aIr cOnDItIOners – nO ecOnOmIzers WIth alarm bOarD & cb4000 cOmmunIca tIOn bOarD 2 E F 2 3 E F 3 CU, AND SILVER MUST NOTE: ALL SENSORS ARE POLARITY SENSITIVE.
Manual 2100-571A Page 20 of 31 FIGure 5 mv4000-b cOntrOller cOnnectIOns 1-st aGe (h**a/h**l serIes) aIr cOnDItIOners WIth (ecOnWmt) ecOnOmIzers CU, AND SILVER MUST NOTE: ALL SENSORS ARE POLARITY SENSITIVE.
Manual 2100-571A Page 21 of 31 this page intentionally left blank..
Manual 2100-571A Page 22 of 31 FIGure 7 mv4000-bc cOntrOller cOnnectIOns 1-st aGe (h**a/h**l serIes) aIr cOnDItIOners WIth (ecOnWmt) ecOnOmIzers anD WIth alarm bOarD & cb4000 cOmmunIca tIOn bOarD 2 E F 2 3 E F 3 CU, AND SILVER MUST NOTE: ALL SENSORS ARE POLARITY SENSITIVE.
Manual 2100-571A Page 23 of 31 this page intentionally left blank..
Manual 2100-571A Page 24 of 31 alarm WIrInG Alarm relays can be wired for NO (close on alarm) or NC (open on alarm) strategy . Alarm relays can be used individually if there are enough available building alarm points, or can be arranged into smaller groups or even a single group so that all alarm capabilities can be utilized.
Manual 2100-571A Page 25 of 31 2nD st aGe cOOlInG alarm This alarm output is available for use if desired. It is important to note that in some installations, due to A/C system sizing and internal heat load, that the secondary (lag) air conditioning unit may be called upon to assist the lead air conditioner some of the time.
Manual 2100-571A Page 26 of 31 FIGure 9 alarm bOarD cOnnectIOns FOr nOrmall Y clOseD "nc" OPen-On-alarm stra teGY IMPOR t ANt! LED display board is shipped loose to pr otect it fr om possible damage during installation of the wiring to main contr oller boar d and/or the alarm board.
Manual 2100-571A Page 27 of 31 FIGure 10 alarm bOarD cOnnectIOns FOr nOrmall Y OPen "nO" clOse-On-alarm stra teGY IMPOR t ANt! LED display board is shipped loose to pr otect it fr om possible damage during installation of the wiring to main contr oller boar d and/or the alarm board.
Manual 2100-571A Page 28 of 31 PrOGrammInG InstructIOns T o swap lead and lag unit positions, press the ADV ANCE button. T o enter the Program mode, press the PROGRAM button and release it when the message PROG appears on the display . When in Program mode, the DOWN and UP arrows are used to scroll through the programming steps.
Manual 2100-571A Page 29 of 31 Material: 10 mil HP92WP lexan Adhesive: 7952MP Premask: 4075 Colors: black, spot white, trans red, spot frosted clear trans red window adhesive die emboss die cut 11” 8.
Manual 2100-571A Page 30 of 31 FIGure 1 1 P arts lIst DescrIPtIOn DIaGram SEXP -638 A 1 5 4 17 9 13 16 15 15 19 2 7 12 3 14 11 19 18 10 6 8.
Manual 2100-571A Page 31 of 31 Parts List Dwg. no. Part no. Description mv4000-b mv4000-bc ab3000-b cb4000 1 127-423-4 Control Box X X 2 8612-038 Controller Board X X 3 8612-021 Alarm Board B X X X 4 .
An important point after buying a device Bard MV4000 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Bard MV4000 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Bard MV4000 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Bard MV4000 you will learn all the available features of the product, as well as information on its operation. The information that you get Bard MV4000 will certainly help you make a decision on the purchase.
If you already are a holder of Bard MV4000, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Bard MV4000.
However, one of the most important roles played by the user manual is to help in solving problems with Bard MV4000. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Bard MV4000 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
