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Appendix

Vertiv | Liebert CRD10 | User Manual

108

Appendix I: Display menu structure

<Main Menu>

<Run Infomation>

<Alarm Information>

<Temp/Hum Setting>

<Temp/Hum Graph>

<About>

<Teamwork Info>

<Switch Status>

<Tem/Hum Info>

<Power Info>

Return Temp1

Return Hum

Return Temp2

Return Temp

Avg

Return Hum

Avg

Supply Temp1

Supply Temp2

Supply Temp

Avg

Supply Hum

Avg

Remote Temp 1

Remote Hum1

Remote Temp

Avg

Remote Hum

Avg

Filter Clogged

Switch

Cond Water

Overflow

Cond Water

Level SW

Low Pressure

Switch

Remote

Shutdown SW

Water

Underfloor SW

Heater Fail

Switch

Customer1

Switch

High Pressure

Switch

L1 Voltage

AC Frequency

#00 Unit Status

#01 Unit Status

#02 Unit Status

#03 Unit Status

#04 Unit Status

#05 Unit Status

#06 Unit Status

#07 Unit Status

#08 Unit Status

#09 Unit Status

#10 Unit Status

#12 Unit Status

#13 Unit Status

#14 Unit Status

#15 Unit Status

<Alarm Status>

<Alarm History>

<Temp Setting>

<Hum Setting>

Supply Avg

Temp SP

Return Avg

Temp SP

Remote Avg

Temp SP

Supply Avg

Hum SP

<Paramater Setting>

Teamwork

Mode

Unit Address

Units Quantity

Standby
Quantity

Rotate At

Manual Rotate

Rotation Cycle

<Teamwork Setting>

<Alarm Attribute>

Return High

Temp

Return Low

Temp

Return High

Hum

Return Low

Hum

Supply Low

Temp

Remote High

Temp

Supply High

Temp

Remote Low

Temp

<Communication Setting>

Monitor Protocol

Monitor

Baudrate

Monitor Address

<Time Setting>

Date Setting

Time Setting

<Display Setting>

<Password Setting>

Language

Level 1

Password

Level 2

Password

`

Rtn Avg Temp

Rtn Avg Hum

Sup Avg Temp

Rem Avg Temp

Version

Information

Control Software

Model

Control Software

Version

Display Software

Model

Display Software

Version

Service

Information

Return Temp3

<Alarm Setpoint>

High Sup Temp

Alarm SP

Low Sup Temp

Alarm SP

High Rtn Temp

Alarm SP

Rtn High Hum

Alarm SP

Rtn Low Temp

Alarm SP

Low Rtn Temp

Alarm SP

Rem High Temp

Alarm SP

Rem Low Temp

Alarm SP

Display Address

Rotate Daily

Run Standby

Delay

Cascade Mode

Cascade Start

Require

Cascade Stop

Require

Cascade Max

Require

Cascade Start

Delay

Cascade Stop

Delay

Cascade Min

Time

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Содержание Liebert CRV CRD10 Series

Страница 1: ...Vertiv Liebert CRD10 User Manual 1 Liebert CRV Row Based Cooling CRD10 User Manual Original Instructions...

Страница 2: ...press or implied The information in this document is subject to change without notice Every effort has been made in the preparation of this document to ensure the accuracy of the contents but all stat...

Страница 3: ...E This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection agains...

Страница 4: ...CRD10 User Manual iii Version History Revision Date Code Version Number 16 06 2019 31014025 1 0 29 07 2019 31014025 1 1 30 10 2019 31014025 1 2 16 03 2020 31014025 1 3 25 05 2020 31014025 1 4 05 11 20...

Страница 5: ...ing within the electric control enclosure Failure to comply can cause serious injury or death Customer must provide earth ground to unit per NEC CEC and local codes as applicable Before proceeding wit...

Страница 6: ...y qualified personnel who have been specially trained in the installation of air conditioning equipment and who are wearing appropriate OSHA approved PPE WARNING Risk of improper wire sizing rating an...

Страница 7: ...coverage Prior to connecting any equipment to a main or alternate power source for example back up generator systems for start up commissioning testing or normal operation ensure that these sources a...

Страница 8: ...ater leakage can result in catastrophic and expensive building and equipment damage and loss of critical data center equipment Do not locate unit directly above any equipment that could sustain water...

Страница 9: ...ebert CRV contains substances and components hazardous for the environment electronic components refrigerating gases and oils At the end of its useful life the Liebert CRV must be dismantled by specia...

Страница 10: ...2 7 Operating and Storage Environment Conditions 24 2 8 Weight Bearing Capacity 24 2 9 Refrigerant Charging Requirement 25 2 10 Inspection 25 Chapter 3 Mechanical Installation 26 3 1 Installation Note...

Страница 11: ...ure 76 6 5 Run Information 77 6 6 Alarm Information 78 6 7 Temp Hum Setting 80 6 8 Parameter Setting 81 6 9 Graph 85 6 10 About 85 Chapter 7 Maintenance Troubleshooting 87 7 1 Routine Maintenance Insp...

Страница 12: ...4 8 1 Introduction 104 8 2 Normative References 104 8 3 Fluorinated Greenhouse Gases 104 8 4 Operators 105 8 5 Leakage Detection 106 8 6 Labelling 106 8 7 Record Keeping 107 Appendix I Display menu st...

Страница 13: ...associated with such applications and setups It caters to sensitive applications which need a suitable environment for optimal performance Therefore care should be taken when testing the product to ma...

Страница 14: ...y Power 12 Discharge Side Excessive Operating Pressure 4 Cooling capacity 13 Suction Side Excessive Operating Pressure 5 Indoor fan power in total 14 Minimum Circuit Amps 6 Indoor fan full load curren...

Страница 15: ...anufacturing Date 9 Heater type and power 18 Serial Number Figure 1 2 Product Nameplate and Model Description 1 2 Product Description The CRD10 cooling unit is a comprehensive system that includes all...

Страница 16: ...ipe 8 Electric heaters optional 3 Top electrical entrance 9 Evaporative Coil 4 Electric box 10 EC plug fans 5 Compressor Driver 11 Baffles 6 Compressor Table 1 1 CRD10 Dimensions Model Unit Dimensions...

Страница 17: ...Nomenclature Indoor Unit Digit 1 2 3 4 5 6 7 8 9 10 11 12 Example C R D 1 0 0 0 D 0 0 A Digit Variable Description of Variable 1 CR Liebert CRV 2 3 D D DX Air cooled W Water cooled C Chilled water 4...

Страница 18: ...4 5 6 7 8 9 10 11 Example C C D 1 0 0 S 0 0 A Digit Variable Description of Variable 1 CCD Liebert CRV Condenser 2 3 4 10 Model Number 10 5 6 0 1 0 208 230V 1Ph 60Hz UL 1 230V 1Ph 50 60Hz CE 7 S S Sta...

Страница 19: ...d humidity control and frequent compressor s switch on off The performance data of CRD100 and CRD101 rated with the AHRI stand 1360 are given in Table 1 5 Table 1 5 Performance data of AHRI Model Numb...

Страница 20: ...3150 dB 4000 dB 5000 dB 6300 dB 8000 dB 10000 dB db A IDFAN 75 63 63 1 67 8 65 7 65 4 66 4 63 7 61 8 59 8 57 4 55 2 49 4 76 3 IDFAN 70 62 1 58 7 64 4 64 4 63 6 64 1 61 5 60 1 57 8 55 2 52 6 47 2 73 1...

Страница 21: ...minimal wiring resulting in to high performance with a wide range of possible air flow rates Figure 1 6 shows the EC Fan used in CRD10 model Figure 1 6 EC Fan 1 6 3 Evaporator The sophisticated design...

Страница 22: ...igned for easy Installation and Service Figure 1 8 shows the image for the EEV used in the CRD10 models Figure 1 8 Electronic Expansion Valve 1 6 5 Electric Heater In the CRD10 models the PTC Positive...

Страница 23: ...ilure high voltage low voltage protection Phase loss protection Automatic phase sequence switching upon the antiphase and rotate speed control of the outdoor fan High end Fault diagnostic system to fa...

Страница 24: ...imum 10 temperature sensors 1 6 11 Condensate pump The Liebert CRD10 models include a condensate pump which is used for drainage The performance curve is shown in Figure 1 11 Note Maximum recommended...

Страница 25: ...sily remove the unit from the pallet the operation process illustration is shown in Figure 1 13 Figure 1 13 Ramp Unloading Remove the fixing screws and sheet metal Place a slope and connect it with th...

Страница 26: ...Unit CRD100 CRD101 CRD102 Model CRD100 0D00A CRD101 0D00A CRD102 1D00A Certification UL CE Cooling Type Air Cooled Cold Source Type DX Refrigerant R410A Compressor Type Double rotor DC Inverter Compre...

Страница 27: ...neering dimensional drawings of individual units for proper clearances The Installation process consists of the following procedures namely Pre installation Installation Preparation Mechanical Install...

Страница 28: ...ng shoes Antistatic gloves Electrician knife Cable ties Insulating tape Insulating gloves Crimping pliers Heat shrinkable tube Insulated torque wrench Torque screwdriver Multimeter Clip on ammeter The...

Страница 29: ...d to seal the gap between the connected frames Cable Tie Fixture Kit Used to fix bind the cables 2 3 Prerequisite Arrangements The cables routed from the room to the CRD10 unit and the circuit breaker...

Страница 30: ...way while on the skid Measure the unit and passageway dimensions and refer to the installation plans prior to moving the unit to verify clearances NOTICE Risk of damage from forklift Can cause unit da...

Страница 31: ...User Manual 19 equipment from falling over Figure 2 2 Moving the Equipment using a Forklift Truck While moving the indoor unit keep the obliquity within the range of 75 to 105 as shown in Figure 2 3 F...

Страница 32: ...the final installation site prior to unpacking the unit Open all the latches on the shipping crate then remove top and later wooden panels of shipping crate as depicted in Figure 2 4 Figure 2 4 Unpac...

Страница 33: ...the system fittings and its components against the packing list to ensure that everything is in place and the assembly is intact If any parts or components are missing or damaged immediately report t...

Страница 34: ...tal indoor airflow 3 All the doors and windows should be properly sealed to minimize the leakage The seams should be as narrow as possible NOTES Vertiv recommends defining the site preparation as per...

Страница 35: ...Installation Vertiv Liebert CRD10 User Manual 23 Figure 2 6 CRD10 Maintenance Space 1944mm 76 5in 600mm 23 6in 600mm 23 6in...

Страница 36: ...Above that please contact Vertiv Operation voltage range CRD100 0D00A CRD101 0D00A CRD102 1D00A 208 230V 1PH 60Hz 208 230V 3PH 60Hz 230V 1PH 50 60Hz 2 7 2 Storage Condition Table 2 5 defines the Stor...

Страница 37: ...tion section NOTE Do not use refrigerant of inferior quality Vertiv does not assume responsibility for warranty or any consequences resulting from using inferior quality refrigerant 2 10 Inspection NO...

Страница 38: ...ep in the installation process and finally set up thesystem 2 The CRD10 is designed as a split system The indoor unit must be installed on the floor of the equipment room or computer room The outdoor...

Страница 39: ...ure Sensor 11 Filter Drier 4 High Pressure Switch 12 Sight Glass 5 High Pressure Transducer 13 Electronic Expansion Valve 6 Schrader Valve 14 Evaporating Coil 7 Ball Valve 15 Suction Temperature Senso...

Страница 40: ...ent Pressure Switch Set Point Range 50 400Pa Normally Closed 3 3 Product Dimensions The dimensions and weight of the indoor unit are shown in Figure 3 2 and in Table 3 2 Figure 3 2 Dimensions of the I...

Страница 41: ...M CONNECTIONS CRD10 RLT Refrigerant Liquid Line Inlet 1 2 O D Copper RGT Refrigerant Gas Line Outlet 5 8 O D Copper CPT Condensate Pump NPT 1 2 Rc1 2 Female copper threaded joint CGT Condensate Gravit...

Страница 42: ...ion of Top Plate Pipe Outlet mm inch UNIT TOP CONNECTIONS CRD10 RLT Refrigerant Liquid Line Inlet 1 2 O D Copper Sweat RGT Refrigerant Gas Line Outlet 5 8 O D Copper Sweat CPT Condensate Pump NPT 1 2...

Страница 43: ...ser Manual 31 3 3 3 Front Air outlet Locations and Dimensions The location and dimensions of the air outlet at the front are shown in Figure 3 5 Figure 3 5 Front Air Outlet Locations Dimensions 300mm...

Страница 44: ...directly installed The installation method is as follows in figure 3 6 Figure 3 6 Top frame installation without front frame 3 4 2 Top frame installation with front frame When installing the 267 1232...

Страница 45: ...with front frame Step1 Remove front door display and foot rail from the unit Step2 Fix front frame with M5 12 screws 10PCS And fix the top frame with M12 30 4PCS as well Then install back the front do...

Страница 46: ...5 9in A trap must be installed every 7 5m 24 6ft of the vertical discharge line However if the condenser is installed lower than the compressor then no modification is required Figure 3 9 shows the sc...

Страница 47: ...net The CRD10 models of air conditioners are targeted for small and medium data centers computer rooms and similar systems 3 6 1 Leveling the Cabinet Once all the components of the cabinet have been i...

Страница 48: ...t 2 Technicians will be required for this operation to avoid personal injury and cabinet damage Follow the instructions to remove the feet and fixing the cabinet Removing the feet Use a movable wrench...

Страница 49: ...ection for more details refer to section 3 6 1 Leveling the Cabinet 1 Loosen the fixing screw of the cabinet connector on the frame of the cabinet Rotate the cabinet connector to 90 horizontally Use M...

Страница 50: ...of the pipeline and open flame If the installation environment does not allow installation is prohibited The installation environment must be free of combustible materials to avoid fire The following...

Страница 51: ...rainage pipe of the drain pump 1 Theunit isconfiguredtoadoptthetopdrainmodeby default therefore connectthedrainagepipeofthepump upwardstothetopdrainagecopperpipe 2 Fixthedrainagepipetothedrainage pipe...

Страница 52: ...ss through the drainage hole of the tray and connect to the outer drainage pipe The Trap is essential to drain the condensate water NOTES The following points are to be taken into consideration about...

Страница 53: ...into account the effect of the pipe diameter on the system pressure drop Alternatively consult Vertiv technician for details Table 3 7 Recommended Refrigerant Line Sizes Model CRD10 Pipe length L m ft...

Страница 54: ...igerated pipe connectors and labels on top and bottom Don t burn the labels during brazing These labels assist and point out the connections to the discharge pipe and liquid pipe of the indoor unit Th...

Страница 55: ...n the ball valve to keep the pressure and carry out the vacuum operation thereby avoiding the moisture absorption of the compressor refrigeration oil Thus it accounts for operational safety and also e...

Страница 56: ...ds the indoor unit The connection pipe diameter of the valve body is 12mm 1 2inch Figure 3 20 Installing the Solenoid Valve Horizontally 3 After brazing install the coil and the wiring terminals Figur...

Страница 57: ...it is installed with the condenser for the detailed installing instruction please refer to the CCD10 condenser user manual Figure 3 23 Installation position of Low Ambient Kit and pipe dimensions Cond...

Страница 58: ...he compressor NOTICE Risk of improper refrigerant charging Can cause equipment damage Refrigerant charge must be weighed into air cooled compressorized systems before they are started Starting compres...

Страница 59: ...quick check list of refrigerant and oil filling amount NOTES The unit has been added 1270ml of basic refrigerant oil in factory So the installation site only needs to charge with an additional mount...

Страница 60: ...58 7 55 10 6 15 5 906 1906 180 23 3 34 1 30 5 64 3 60 11 4 16 3 1088 2088 195 24 8 35 6 36 1 69 9 65 12 1 17 0 1269 2269 210 26 3 37 1 41 7 75 5 70 12 8 17 7 1450 2450 225 27 7 38 5 47 4 81 2 75 13 5...

Страница 61: ...the site Use M13 5 rubber plugs to seal four holes at the top of the cabinet and M12x30 bolts to seal 8 holes at the top plate of the cabinet This prevents water from entering the cabinet Figure 3 25...

Страница 62: ...ce according to the user manual The equipment is placed vertically and mounting fasteners are fastened The pipes between the indoor unit and outdoor unit are completed The ball valves of the indoor un...

Страница 63: ...even during the Unit Off mode of the controller The only way to ensure that there is NO voltage inside the unit is to install and open a remote disconnect switch Refer to unit electrical schematic Fo...

Страница 64: ...r connection power distribution system However contact Vertiv if there is a need to configure another type of power grid 9 A rated circuit breaker shall be provided to be disconnected from power suppl...

Страница 65: ...t and locations of the low voltage components can be viewed as shown in Figure 4 1 such as the dual power supply input breaker outdoor breaker and terminal blocks For detailed layout information on lo...

Страница 66: ...espectively Fix the input cables to the cable clamp located on the inner side panel of the unit The top cable entry hole and bottom cable entry hole are shown in Figure 4 2 For the cable specification...

Страница 67: ...ng damage This unit requires a water drain connection Drain lines must be inspected at start up and periodically and maintenance must be performed to ensure that drain water runs freely through the dr...

Страница 68: ...rminal 72 and the other end to terminal 73 Figure 4 4 shows the liquid line solenoid valve connection with the respective terminals Figure 4 4 Freon Solenoid Connection with Terminal 4 3 3 Transformer...

Страница 69: ...ft height from the end of the unit base Therefore the sensors should be placed in positions as shown in Figure 4 6 or the devices cannot operate appropriately Figure 4 6 Layout of Rack Sensors Followi...

Страница 70: ...ternal Common Alarm Terminals 75 and 76 can be connected to the external common alarms They provide signals to external alarm devices such as an alarm indicator When the critical alarm occurs the cont...

Страница 71: ...rm 2 Rotation function Rotation function is utilized to ensure that all the units have an equal run time 3 Avoid fighting function Avoid units performing conflicting operations For example a units are...

Страница 72: ...th address 0 is defined as the master unit Units with the non zero address are defined as the slave units Teamwork parameters only can be set in master unit and share to the slave units Slave units ca...

Страница 73: ...it 4 5 ON OFF ON OFF OFF OFF OFF OFF Slave Unit 5 6 OFF ON ON OFF OFF OFF OFF OFF Slave Unit 6 7 ON ON ON OFF OFF OFF OFF OFF Slave Unit 7 8 OFF OFF OFF ON OFF OFF OFF OFF Slave Unit 8 9 ON OFF OFF ON...

Страница 74: ...connected to the disconnect switch indoor unit and outdoor unit are correct as per the norms The circuit breakers or fuses have correct ratings for the installed equipment The control connections are...

Страница 75: ...ation and clean surface Compressor The fixing metal plate at the bottom has been removed and the compressor has been fixed as well Filter net All the filter nets have been installed in the right posit...

Страница 76: ...between the indoor and the outdoor unit If the condenser is higher than the indoor unit the liquid pipe should be at a greater height than the U bend of the condenser coil Vacuuming 1 Open all the ba...

Страница 77: ...lectronic Expansion Valve and Solenoid Valve automatically if not the Electronic Expansion Valve and Solenoid Valve will need to be opened manually Never use the compressor to create a vacuum this inv...

Страница 78: ...des is in contact with the fan frame and whether the obstacles near the condenser have been cleared away 5 Run the fan to check if the fan rotates normally and check the input voltage 6 Charge refrige...

Страница 79: ...ioning Report Record the parameters operating instructions 1 Start the manual mode Start up from the panel Enter level 2 password Set the system Manual Mode Manual Mode Enabled Set to Y 2 Start vacuum...

Страница 80: ...be preheated for at least 12 hours before conditioner start up Start the air conditioner as follows 1 Open all valves in the refrigerant circuit according to the instruction label attached to the valv...

Страница 81: ...at the temperature and relative humidity are being reached and the heating steps operate when required 5 4 2 Automatic Restart If requested the unit will automatically restart on the return of power a...

Страница 82: ...operation status of the CRD10 unit to keep the environment within a setting range 2 The Liebert CRD10 air conditioning configuration 7 inch HMI color screen which makes user interface operation simpl...

Страница 83: ...1 Color Screen The display indicator lamp has 4 colors The corresponding color and function are described in the Table 6 1 Table 6 1 Function Description Indicator Color Description Blue Starting dis...

Страница 84: ...isplays the temperature control mode default air supply control mode and is consistent with the compressor control mode and the temperature value in the circle shows the actually measured temperature...

Страница 85: ...ess the unlock button enter the correct user login password to log in the menu icon appears after logon to set parameters Click the unlock button to enter the unlocked interface Operating status Displ...

Страница 86: ...ity control by default showing supply 5 The temperature setting value changes and rotates clockwise between 30 150 polar coordinate angles according to the range of temperature setting value When the...

Страница 87: ...Browse all menu information Set all parameters except running and maintenance menu Level 2 Maintenance personnel Browse all menu information Set some running and maintenance menu parameters Users can...

Страница 88: ...ormation View system active alarms and history alarms Temp Hum setting Set the temperature humidity value Param Setting Set teamwork control settings some alarm setpoint settings some alarm attribute...

Страница 89: ...rameters of the device in real time including return air temperature humidity supply air temperature remote temperature and other information as shown in Figure 6 7 of temperature humidity information...

Страница 90: ...ure 6 9 Power Information Teamwork Information The Teamwork Information menu displays the status of the group information as shown in Figure 6 10 Figure 6 10 Teamwork Information 6 6 Alarm Information...

Страница 91: ...Figure 6 11 Figure 6 11 Alarm Status NOTES The latest Alarm SN is the least number Press the Up or Down button to scroll through the status records if more than one alarm is activated They will be cl...

Страница 92: ...erature Humidity setting in the main menu to enter the interface as shown in Figure 6 13 including temperature settings and humidity settings Temp Setting The Temp Setting menu interface is shown in F...

Страница 93: ...6 15 including teamwork setting alarm setting alarm attribute communication setting time setting display setting password setting Teamwork Setting The teamwork Setting menu interface is shown in Figur...

Страница 94: ...n in Figure 6 16 Figure 6 16 Alarms Setpoint NOTE Do not change the default values of the initial settings It is recommended to change the settings only under the guidance of qualified service profess...

Страница 95: ...D10 User Manual 83 Communication Setting The Communication Setting menu interface is shown in Figure 6 18 Figure 6 18 Communication Setting Time Setting The Time Setting menu interface is shown in Fig...

Страница 96: ...CRD10 User Manual 84 Display Setting The Display Setting menu interface is shown in Figure 6 20 Figure 6 20 Display Setting Password Setting The Password Setting menu interface is shown in Figure 6 2...

Страница 97: ...ure 6 22 Under this menu the user can query the curve of return temperature return humidity supply temperature and remote temperature of 0 to 48 Hours Figure 6 22 Graph 6 10About The About menu is use...

Страница 98: ...Micro Controller Vertiv Liebert CRD10 User Manual 86 Figure 6 24 Service Information...

Страница 99: ...ll and open a remote disconnect switch Refer to unit electrical schematic Follow all local codes WARNING Risk of contact with high speed rotating fan blades Can cause serious injury or death Open all...

Страница 100: ...t CRV contains substances and components hazardous for the environment electronic components refrigerating gases and oils At the end of its useful life the Liebert CRV must be dismantled by specialize...

Страница 101: ...operation vibration Air cooled condenser Make sure that the condenser coil is clear from dirt and debris Clean if required The fan base should be firm The fan vibration absorber is not deteriorated o...

Страница 102: ...or clogging or damage Check the filter clogging switch Clean the filter Fan The fan blades are not distorted The bearings are not worn out Check and fasten the circuit connections Compressor Check for...

Страница 103: ...tray Check pump filter 7 3 Self Diagnosing Functions The micro controller has a built in diagnostic function that helps to turn on off the components and check their functionality 7 4 Maintenance of...

Страница 104: ...emove dust Debris dust and dirt must be removed preferably by a dust removing agent 4 Check and fasten the Input Output ports on the control interface board It should also include the connections betw...

Страница 105: ...ector is arranged on the ground under the floor when the unit is installed on the floor the leakage water detector are arrange on the floor Confirm the alarm information through the controller The det...

Страница 106: ...onnect switches and verify with a voltmeter that power is off before working within any electric connection enclosures Service and maintenance work must be performed only by properly trained and quali...

Страница 107: ...r replace it by taking it off from the unit Because all fans of the unit are equipped independently Following are the procedures to replace the fan 1 Shut off all power to the unit by closing the main...

Страница 108: ...t operating and the input wiring is disconnected from the electrical source Following are the basic instructions relevant to the maintenance of the Electrical Heater from the user perspective 1 If an...

Страница 109: ...crews Figure 7 4 shows the location of the electric heater screws Figure 7 4 Removal the Electric Heater For replacement contact the maintenance personnel and support team of Vertiv Fan assembly up 2P...

Страница 110: ...e pump electrical connection enclosure The Liebert controller does not isolate power from the unit even in the Unit Off mode Some internal components require and receive power even during the Unit Off...

Страница 111: ...float mechanism is clean and free of foreign matter 6 Re install the pump and check the operation 7 9 Refrigerating System Maintenance Following are the basic instructions relevant to the maintenance...

Страница 112: ...shooting Troubleshooting is to be performed by the trained and qualified service personnel However the checklists have been provided for reference purpose only NOTE If jumpers are used for troubleshoo...

Страница 113: ...oller and confirm if there is a requirement for the heating command Safety device of the heating system is open Use a multi meter to measure the resistance on both ends of the temperature controller i...

Страница 114: ...scharging low high temperature alarm exists Low pressure alarm View if a low pressure alarm exists in the history alarm Contactor faulty Check if the contactor is able to energize Compressor driver fa...

Страница 115: ...dirty Replace the air filter Filter drier clogged Replace the filter drier Improper superheating degree Check the control board of the Electronic Expansion Valve EEV Sensing element of the electronic...

Страница 116: ...ion air conditioning and heat pump equipment containing fluorinated greenhouse gases Leak check air conditioning 1516 2007 Commission Regulation No 1516 2007 of 19 December 2007 establishing pursuant...

Страница 117: ...e and do not entail disproportionate cost a Prevent leakage of these gases and as soon as possible repair any detected leakage b Ensure that they are checked for leakage by certified personnel c Ensur...

Страница 118: ...nit see Onboard Label is designed to fill in the relevant amounts of refrigerant according to Regulation 1494 2007 2015 2068 a Where fluorinated greenhouse gas is foreseen to be added to the equipment...

Страница 119: ...d maintain records for each piece of such equipment specifying the following information a The quantity and type of fluorinated greenhouse gases installed b The quantities of fluorinated greenhouse ga...

Страница 120: ...eturn Avg Temp SP Remote Avg Temp SP Supply Avg Hum SP Paramater Setting Teamwork Mode Unit Address Units Quantity Standby Quantity Rotate At Manual Rotate Rotation Cycle Teamwork Setting Alarm Attrib...

Страница 121: ...2 Supply Temp3 Supply Temp Avg Supply Hum Avg Remote Temp1 Remote Temp2 Remote Temp3 Remote Temp4 Remote Temp5 Remote Temp6 Remote Temp7 Remote Temp8 Remote Temp9 Remote Temp10 Remote Hum1 Remote Temp...

Страница 122: ...emote Avg Temp SP Default 23C 73 4F Range 15 to 32C 59 to 89 6F Hum Setting Supply Avg Hum SP Default 50 Range 20 to 60 Parameter Setting Teamwork Setting Teamwork Mode Unit Address Units Quantity Sta...

Страница 123: ...gh Hum Return Low Hum Supply High Temp Supply Low Temp Remote High Temp Remote Low Temp Communication Setting Monitor Protocol Monitor Baudrate Monitor Address Time Setting Date Setting Time Setting D...

Страница 124: ...Temp Sensor2 Fail High Pressure sensor Fail Low Pressure sensor Fail Discharge Temp Sensor Fail Suction Temp Sensor Fail Remote Temp Sensor1 Fail Remote Temp Sensor2 Fail Remote Temp Sensor3 Fail Rem...

Страница 125: ...onforme aux directives Europ ennes El Fabricante declara que este producto es conforme a las directivas Europeas O Fabricante declara que este produto est em conformidade com as directivas Europeias T...

Страница 126: ...up Corp All other names and logos referred to are trade names trademarks or registered trademarks of their respective owners While every precaution has been taken to ensure accuracy and completeness h...

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