Instruction/ maintenance manual of the product Central Air Conditioning System American Power Conversion
Go to page of 84
Networ kAIR ™ IR P r ecis ion Ai r Co nd it io ner In-r ow Oper atio n, Maint enan ce, and T r ou ble shoot ing.
.
Cont ents Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting i Oper atio n . ..... ..... ..... ..... .... ..... ..... ..... ..... .. ..... ..... .... ... 1 Display In terface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ii Netw orkAI R IR O peratio n , Ma inten ance, a nd T roubles hoot ing Set Up Modu le Cont rol. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Calibrate airflow manually . . . . . . . . . . . . . . . . . . . . . . . . 17 Cal ibr ate ai rflo w a utoma tica lly .
Netwo rkAIR IR Operat ion, Maint enance, a nd Troubles hooting iii View Status Readin gs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 Scr olling st atus screen s . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 5 Module sta tus .
iv Networ kAIR I R Oper atio n, Main tena nce, an d Trou blesh ootin g Mainten anc e .... ..... .... ..... ..... ..... ..... .... ..... ..... ..... ..... 61 Mont hly Preven tive Mainten ance . . . . . . . . . . . . . . . . . . . . . . . 61 Environ ment .
Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 1 Operation Display Int erface Item Fu nction ! Major Alarm LED When red, a major alarm c onditi on exi sts. " Minor Alarm LED When yell ow , a minor al arm cond ition exists. # Check Log LED When yell ow , at leas t one ne w major a larm, min or alarm, or e vent ha s occurre d.
2 N etworkAIR IR Opera tion, Maintenance, and Troubleshooting Usin g the Display The first tim e you apply power to th e NetworkAIR IR I n-row Precision Air Conditioner the display initializes and runs an LED and alar m-tone test.
Operat ion: Using t he Displ ay Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 3 Mai n m en u s cr ee n On any top-level statu s screen, press the E NTER or E SC key to o pen the main menu s creen. Navigating t he inter face Sel ecto r a rrows.
Oper ation : Using the D ispla y 4 N etworkAIR IR Opera tion, Maintenance, and Troubleshooting Pas swor d e ntry The Mod ule has two lev el s of pa sswo rd prot ecti on: • User password for us ers w.
Operat ion: Using t he Displ ay Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 5 Stop t he Syst em Pa th: Ma in Menu > On/Of f T o stop the System, select th e On/O ff option on th e main menu and change the setting to Off .
6 N etworkAIR IR Opera tion, Maintenance, and Troubleshooting Set Up System Confi guration The System configuration options are s et at the factory and may be modified during th e commissioning of the Modules in the System.
Opera tion: Set Up Syst em Configur ation Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 7 # PCIOMs. Set the number of Programmable Customer Input/Output Modules (PCIOMs) installed in the user in terface box . This setting controls the number of input contacts and o utput relays available in the Input/Output menu.
Operat ion: Se t Up Sys tem Conf igurat ion 8 N etworkAIR IR Opera tion, Maintenance, and Troubleshooting Syste m Delays Path: Main > Setup > System # > System Config > System Delays The System delays protect the Modules in the System from excessive wear an d damage, and keep the modes fr om workin g against each other .
Opera tion: Set Up Syst em Configur ation Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 9 Building management Path: Main > Setup > System # > System Con fig > Buildin g Ma.
10 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting Optio ns for Fl ui d-Cool ed M odu les W ater-cooled Mo dules have settings fo r the valves a nd piping n eeded to accommod ate the heat o f rejection method. The Netwo rkAIR IR In-row Precision Air Conditioner provides c ooling by using a fluid coil without a compressor .
Operat ion: Opti ons for Fluid -Cooled Modules Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 11 Va l v e Ty p e s Path: Main > Se tup > System # > Syst em Config > V alve T yp es Set the type of valves installed in your piping syste m.
Operat ion: Opti ons for Fluid -Cooled Modules 12 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting Coil Fluid T emp Activation Thre shold and Deadband Path: Main > Setup > System # >.
Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 13 Set Up C ontac ts and Rel ays The System can monitor exter nal contact closure e vents.
Operat ion: Se t Up Cont acts and Re lays 14 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting Acti on. Set the System controller to respond to the ch ange of status for an input in one of th.
Operat ion: Set Up Con tacts and Relays Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 15 Act ion. The Act ion field changes as you scroll th rough the list of events that can b e mapped to this relay . Remove indicates that the event is alre ady associated with this r elay .
16 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting Set Up Mo dule Configurat ion The Mo dule config uration settings help the controller determine w hich componen ts are av ailable and how the Module should operate.
Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 17 Set Up M odule Co ntr ol The Module C ontrol options are config ured and tuned during the co mmissioning of each Module. Cal ib rat e ai rf low m anua l ly Nom Coil DP: Set the nominal coil diffe rential pressure.
Operat ion: Se t Up Modul e Contr ol 18 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting Rese t variab le fr equency dri ve Paths: Main > Setup > Module > Main Module > Module Co.
Operat ion: S et Up Modul e Contr ol Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 19 Reset c ompr ess ors Paths: Main > Setup > Module > Main Module > Module Control >.
20 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting C o n t ro l t h e E n v i ro n m e n t The Syst em cont rols the room en vir onm ent by e nga ging one of f our mode s: Coo l, Dehu mid ify , Reheat, o r Humidify . T hese mo des may work d ifferently depending on the options and eq uipment installed in your Modules.
Opera tion: Cont rol t he Envi ronment Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 21 Dehumi dify. Dehumi dify mode i s con tro lled by t he de hum idif y PI D co ntro lle r . T he PID co ntr olle r adjusts the output as required to m aintain the tempera ture at the setpoint.
Operat ion: C ontr ol the Enviro nment 22 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting Deadbands Path: Main > Contr ol Envir on ment > Deadbands The deadband is the sensitivity ran ge for a setpoint. I t is the value above o r below the setpoint at which the mode outputs at fu ll capacity .
Opera tion: Cont rol t he Envi ronment Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 23 PID c ontr ols Path: Main > Se tup > System # > Syst em Config > PID Control s The Proportional plus I ntegral plus Derivative ( PID) loop is used to co ntrol the output of the cool, rehe at, a nd de hum idif y modes .
Operat ion: C ontr ol the Enviro nment 24 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting H ow to tu n e th e PI Ds A qualified service tech nician must tu ne the PID lo ops to optimize the p erform ance of each mo de. The units shown are for temp erature.
Opera tion: Cont rol t he Envi ronment Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 25 Hu mi difi cat ion sens itiv ity Path: Main > Se tup > System # > Syst em Config > H umid.
26 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting Set Up Alarms Set alarm s to alert y ou to abnormal temperatures or h umidity levels and the number of hours certain components have been in operation. A larms will also aler t you to malfunctions; however , malfunction alarm s are not user-definable.
Operat ion: S et Up Alarms Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 27 Maint interv als Path: Main > Setup > System # > Alarms > Maint Intervals The System recor ds the number of hour s each of the eight compo nents in each Module has o perated.
28 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting Set Up Gr o up Up to fo ur Network AIR Systems can be connected to form a redundant Group.
Operati on: Se t Up Group Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 29 Grp Sm oke Al rm . Share smoke alarm s among the Sy stems in this Gr oup. If the Group Smoke Alarm setting is On , all Systems in the Group will shut down if a smoke alarm o ccurs in one System.
Operat ion: Se t Up Grou p 30 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting Configure the list of System Failure Events . If a System failure event occurs, the System in whic h it occurs transitions to the failed state, and a backup System is en gaged if available.
Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 31 Set Up th e Displ ay Set display settings, including the time and date, temperature units, p asswords, and time-out settings. Y ou can also reset settings to their default values and download n ew firmware.
Oper ation : Set Up the Di splay 32 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting Pre ssure units. Set the units of measure for pressure readings and settings to either English (psig) or metric (kPa). Adju st d i spla y Path: Main > Setup > System # > Display > Display A djust Set the LCD cont rast.
Operat ion: Set Up the Di splay Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 33 5. In y our terminal emulator, ensure that the connection is a ctive (HyperT er minal will display a series of “ C” characters ) and send the file using the XMODEM p rotocol.
34 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting Set Up Netw ork Co nfiguratio n Configu re the network settin gs for Networ k Management Card from th e display interface. The management card allows for remote control and configuratio n of the NetworkAIR I R In-row Precision Air Conditioner.
Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 35 View St atu s Rea di ngs The display interface has s everal options fo r viewing the s tatus of the System, its Mo dules, and the environment being contro lled.
Operat ion: View S tatus Reading s 36 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting Abou t Modu le. V iew identifying information that is helpful when obtaining ser vice: •M a n u f a c t u r e r N a m e • Model Number • Date of M anufacture • Serial Number • Firmware R evision • Hardware Revi sion Humi di fi er St atus .
Opera tion: Vie w Statu s Readi ngs Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 37 Gr oup st atu s Path: Main > Status > Gr oup The Group Status screen includes info rmation ab out the member System s of the Gro up and their role s.
38 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting Respond to Alarms When an alar m is triggered, the M ain Module alerts you through the display by the following metho ds : • Alarm be ep.
Operat ion: Respon d to Al arms Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 39 Clear active alarm s Path: Main > Respond to Alar ms > Clear Ac tive Alarms Clears all active alar ms. If the conditions that caused the alarm still ex ist, those conditions cause th e alarm to be reg ener ated.
Operat ion: Respo nd to Al arms 40 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting Alarm me ssages and sugg ested actions Displayed Alarm Message Act ion Required Air Bloc k Inte rlock Open • V erify that the air b lock i s in pl ace. • Confi rm tha t the wi ring connect ions f or th e air block int erloc k are s ecure .
Operat ion: Respon d to Al arms Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 41 Cooli ng Coil Cool ant T emp High • Che ck the chilled water s upply t empera ture. • V erify t hat t he coil f luid coolan t tempe rature hi gh thr eshol d is no t set bel ow the n ormal t emperat ure of your c hill ed water su pply .
Operat ion: Respo nd to Al arms 42 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting Env T emperatu re Low • V erify that no suppl y air is fed di rect ly back into the re turn a ir . • Ensur e tha t the ala rm dela y is no t set too lo w .
Operat ion: Respon d to Al arms Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 43 Humidi fier Cylinde r Deple ted • Rep lace t he dis posabl e cyli nder . • Cl ean the reusa ble hu midifi er cyl inder (o ptional). Humidi fier Cylinde r Full when Of f • Che ck the humid ifie r drai n valv e for cloggi ng.
Operat ion: Respo nd to Al arms 44 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting Remote Sen sor Adde d • Check the CAN bus connec tion to t he remot e sens ors. • Disr egard if you adde d the r emote s ensor . Replace St eam Cylin der • Repl ace th e stea m cylin der .
Operat ion: Respon d to Al arms Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 45 Syst em Failu re • After corr ectin g the c ause of the sy stem f ailure, per form a Res et Syste m Fail ure co mmand ( Path : Main > Res pond to Al arms > Re set Sys Failur e ).
.
Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 47 Networ k Manage me nt Car d Quic k C onf igur ati on The NetworkAIR IR In-row Precision Air Conditioner is shipped with a Network Management Card that provides for the mana gement of the Air Conditioner over your network.
Network Manag ement Card: Quic k Configura tion 48 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting TCP/ IP co nf igu ratio n m eth ods Use one o f the following methods to define the TCP/IP settings needed by the Netw ork Management Card: • APC Device IP Co nfiguration W izard (See “APC Device IP Configuration Wizard” on pa ge 48.
Networ k Managemen t Card: Quick Con figurat ion Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 49 W ith Bo ot M ode set to DHCP & BOOTP (the default setting), the Network Management Card attempts to discover a properly configur ed server .
Network Manag ement Card: Quic k Configura tion 50 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting DHCP . Y ou can use a RFC2131/RFC 2132-compliant DHCP server to configure the T CP/IP settin gs for the Netw ork Ma nage ment Card.
Networ k Managemen t Card: Quick Con figurat ion Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 51 Local access to the con tr o l conso le Y ou can use a loc al computer that connects to th e NetworkAIR IR System th rough the serial port on the control board to access the control console.
Network Manag ement Card: Quic k Configura tion 52 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting Remo te access to t he control conso le Fr om an y co mpu ter on th e s ame subne t as t h.
Networ k Managemen t Card: Quick Con figurat ion Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 53 TCP/IP settings, select the Boot Mod e menu. Select Manual bo ot mode , and then press E SC to return to the TCP/IP menu. (Chang es will take effect when you log out.
54 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting How to Access a Configur ed Unit Overview After th e Network Ma nagement C ard is ru nning on your network, y ou can use the interfaces summarized here to access th e NetworkAIR IR In-row Precision Air Condition er.
Network Management Card: How to Acc ess a Con figured Uni t Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 55 T elnet for basic access. T elnet p rovides the basic s ecurity of authentic ation by user n ame and password, but not the hi gh-security benefits of encryption.
Network Management Card: How to Acce ss a Conf igure d Unit 56 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting FT P / S C P Y ou can use F TP (en abled by de fault) or Secure CoPy (S CP) to tra nsfer new firm ware t o the Ne twork Manager Card, or to access a copy o f the System’ s event logs.
Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 57 How to Recover Fr om a Los t Passwor d Y ou can use a loc al computer , a co mputer that connects to th e Network Managem ent Card or other device thro ugh the serial port to acce ss the control conso le.
58 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting How to Upgrade Firmwar e For you to be able to use FTP to upgrade a single Network Management Card ove r the network: • The Net work M anag eme nt C ard mus t be conne cte d to th e net work.
Networ k Managemen t Card: How to Upgrade Firmware Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 59 5. Up grade the AOS. For example: ftp> bin ftp> p ut apc_hw 02_aos_ 225 .bin 6. W hen FTP confirm s the tran sfer , type qu it to close the session.
.
Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 61 Maintenance Month ly P r eve ntive Mainte nance Photocopy and use the pages in this section during the maintena nce procedures and save them fo r future ref eren ce.
Main tenanc e: Monthly Prevent ive Mai ntena nce 62 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting Cleanlines s * Check the co ndition of re turn air filters. Replace them if necessary . * Check the co ndition of the drain pan and remove any accu mulation of deb ris in the pan.
Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 63 Qua rt erly P r eve ntiv e Ma inte nanc e Photocopy and u se the pages in this section during the maintena nce procedures, and save the m for future ref eren ce. Perform all the Monthly Preventive Maintenance items AND the ite ms below .
Main tenanc e: Quarterly Prevent ive Mai ntena nce 64 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting Functional tests * V erif y th e follo wing mode s of op eratio n: • Full co oling .
Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 65 Sem i- Annu al Pr even tiv e Main tena nce Photocopy and use the pages in this section during the maintena nce procedures and save them fo r future ref eren ce. Perform all the Monthly/Quarte rly Preventive Maintenance items AND the items below .
.
Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 67 Tr o u b l e s h o o t i n g R efrig er ation Problem Possible Cau se Correc tive Action Contr ols are e rrat ic or i nopera tive • I ncorre ct se condary volta ge. • Ensure that the co ntrol trans former second ary volt age is wit hin +/- 10% of 24 V AC.
Troubl eshoot ing: S emi-Annu al Prev entive M aint enance 68 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting Airfl ow too high • Exte rnal sta tic p ressure m ay be t oo low . • Check the eva porat or coi l pres sure d rop th rough the displ ay inter face.
Troubl eshoot ing: Semi -Annual Pre venti ve Maint enance Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 69 hlj Proble m Po ss ibl e Cau se C orrect ive Ac tio n Humidifi er inop erati ve • W ater su pply i s not on . • El ectri cal c onnect ions a re loose .
.
Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 71 W a rranty Limite d Pr oduct W arra nty fo r APC P r oducts The limited warranty provided by American Power Conversion Corporation (.
Limit ed Produ ct Warra nty fo r APC Produ cts 72 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting Assignment of warranties APC will assign to you an y warranties which are made by manufacturers and suppliers of componen ts of the APC Pro duct and which are assi gnable.
Limite d Produc t Warrant y for APC Produc ts Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 73 IN NO EVENT SHALL APC, I TS OFFICE RS, DIRECTORS, AFFIL IATES OR EMPLOYEES BE LI ABLE FO.
74 NetworkAIR IR Opera tion, Maintenance, and Troubleshooting Wa r r a n t y P r o c e d u r e s Cla ims Y ou will need the m odel number of the Product, the serial number , and the d ate purchased. A technician will also ask you to describe the p roblem.
Warran ty Procedur es Netwo rkAIR IR Operation , Mainte nance, an d Troublesh ooting 75 Part s • APC warrants th e parts of th eir systems for 1 y ear from the da te of commissioning or 18 mo nths from the ship da te. This warranty o nly covers the cost of the part and not the labor for installation.
.
.
*990-2260-001* APC W orldw ide Cust omer Suppo rt Cust omer s up port f or th is o r a ny oth er AP C pr oduct is avail ab le at no cha r ge i n an y of t he fol low ing ways: • V isit the APC W eb site to access documents in the APC Knowledge Base and to s ubmit customer supp ort re que sts.
An important point after buying a device American Power Conversion Central Air Conditioning System (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought American Power Conversion Central Air Conditioning System 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 American Power Conversion Central Air Conditioning System - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, American Power Conversion Central Air Conditioning System you will learn all the available features of the product, as well as information on its operation. The information that you get American Power Conversion Central Air Conditioning System will certainly help you make a decision on the purchase.
If you already are a holder of American Power Conversion Central Air Conditioning System, 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 American Power Conversion Central Air Conditioning System.
However, one of the most important roles played by the user manual is to help in solving problems with American Power Conversion Central Air Conditioning System. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device American Power Conversion Central Air Conditioning System 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
