MR050 Series Manual Regenerative Dehydrator USER MANUAL
Contents
1. AE01K D0818 020 e Technical Assistance e Troubleshooting Rubber Feet bag of 4 AE01K D0818 040 e Repairs Loaner Units Spare Parts e Installation Materials e System Accessories 6 1 In Case of Trouble The first step you should take if trouble develops using a dehydrator is to read the operators manual and follow the trouble isolating procedures given in it If the steps in the manual do not identify and remedy the problem then contact an CommScope Customer Service Center for 24 hour telephone assistance Record the Model Number e g MR050 and Serial Number from the product label as you will be asked for these when you call Two main locations are currently available to help From North America Telephone 1 800 255 1479 Fax U S A 1 800 349 5444 International Telephone 1 779 435 6500 Fax Number 1 779 435 8579 Web Access Internet www commscope com email mws commscope com 21 6 2 6 3 MR050 SERIES DEHYDRATOR USER MANUAL Initial Steps by CommScope When your call or fax communication is received the CommScope staff will work with you to pinpoint the possible cause of trouble If the pressurization equipment is suspect they will e askfor your unit Model Number and Serial Number e check the warranty status of the unit advise the availability of a loaner unit provide an estimate of the cost for inspection and repairs if the unit is out of warranty fax a Return Mate2. Remove the top cover Check for loose wires Installation hoses or components If anything is loose refer IE to the component schematic and wiring diagram 2 1 Unpacking and Inspection for proper placement If you find any damage or if you need assistance for reconnection of Open carton wires or hoses contact CommScope Customer Service Department at 1 800 255 1479 Carefully remove the installation accessories manual and desiccant canister Turn the carton on its side and slide out the dehydrator and its expanded foam packing Check the dehydrator for shipping damage such as dents or loose parts Check the inside of the dehydrator for damage Check the canisters for damage such as cracking or displaced desiccant hk If everything looks correct replace the top cover Do not replace the dehydrator front panel at this time It will be replaced after the dehydrator is mounted and electrical connections are complete Remove front cover by pulling forward on the four black snap in fasteners Then pull the cover forward and lift off the unit Set the cover aside until inspection and installation are complete MR050 SERIES DEHYDRATOR USER MANUAL 2 2 Controls and Displays Familiarize yourself with the controls and displays prior to installing or testing the dehydrator Circuit Breaker white tab indicates a circuit overload Push to reset 108053 of HOLDER iita Run Time Meter provides a visual
3. The air exits the drying canister at 40 C 40 F or better dewpoint It is then channeled directly to a single transmission line or through a distribution panel manifold or line monitor to multiple transmission lines When system pressure reaches a preset high limit the high pressure sensor shuts off the compressor A check valve prevents system dry air from retreating back through the compressor If system pressure falls significantly below the low pressure trigger point the low pressure alarm sensor will activate an alarm contact This alarm is an indication of a significant system leak or a dehydrator failure MR050 SERIES DEHYDRATOR USER MANUAL 1 4 Triple Alarm Option Alarm Definitions This optional assembly is designed to provide Excess Run User setable run time to be set in the addition of Excess Run and Power Fail accordance with the normal run alarms to CommScope Dehydrators All alarms time for the particular application are Form C dry contacts and are factory set for Selectable times are 10 30 120 continuity at alarm and 240 minutes See Figure 2 for location of JP3 The external alarm monitoring system not included is connected to the terminal strip Power Fail Activates when power is removed located at the top of the chassis A small from the dehydrator This includes slotted screwdriver is necessary to make the turning the power off at the switch connections The connection to the alarm strip is as f
4. COMMSCOPE MRO50 Series Manual Regenerative Dehydrator USER MANUAL Bulletin 237427 Rev G 2009 2011 CommScope Inc All rights reserved Date 04 11 MR050 SERIES DEHYDRATOR USER MANUAL Table of Contents Section 1 General Information ed cid sre OR do OD coe OO DEO de de Eet e 1 1 IPOD S v nuu Seu Sed aaa ohh Kod Oque DUE QUPRIOPET RES ES SEG Wade Xy Mw uU LDeScnpoih Lacer ce A YER uber EE M P ee LS EIDBESINOI 4a acer dee eae ROS Oka ESRadYa d o BES Uwe qus eS Gee sen ate qn 1 4 Triple Alarm Option Figure 1 Alarm Terminal Label Alarm Definitions Figure 2 Alarm Board buc dai de dad ee ee aque dq ai dud duda gd Figure 3 Changing Alarm Outputs rrr 1 5 Specifications i Danann Uw wW Section 2 Installation P 7 2 1 Utipacking and Inegaciion dus dus Kos Med BOR AOR HAS BAR dd uos adu ms 22 1 Dehydrator GControls DISDIayS cs ear ser sss asd 455 FR RE RE RE oes ade ui d 244 Air Distribution Panel Controls r srs cirer Bee wee due Za X PEE Gea E 2 3 Installing the Dehydrator 9 229 Dehydrator Rack Cabinet Mounting d SE GER HER Had Bb whe are hee eg 2 3 2 Dehydrator Wall Mounting be PO deg Ee S 2 3 3 Dehydrator Shelf Mounting Greg ose oak Ga du diem be wade 2 3 4 Mounting The DP 4A 001 Distribution Panel 2 4 Power NBI nin 2 6 due vad awe Gd BE Ges SUD HOS Goa NE S ER Raw e D 24 1 AU PowerConnectons sia ssr e ses bod A sikari ote SH Te wad Sao TT 242
5. DE POWe CONMEGIGNS au 6 15 00 dan ceXa doi Bee Gas E Pd Sep GER Gee SEE e 2 4 3 i le al el RA a APS a 2 4 4 Test be Dehydrator iain end Sack Hear heh pp ues Beaten be 25 Connecting the Low Pressure Alarm Output RN RHR Pea OR Xy PGO4X RUP SR E 2 6 Connecting the Dryer Assembly i TED RU 27 Connecting Dehydrator to the Transmission Line Ee E 2 8 Purging the Transmission LING 4 duos ax ses ERE ERR SHA E Rack bb Sad eu oce 19 Section 3 Maintenance CER WA AEG ENED CS QR eO ans o CR 34 Replacing the Desiccant ju du PURO SE BAS BUG des CUS RE eee lE 32 Replacing the Compressor Air Intake Filter CGE REP Rae GOR HOR SE SQA XE ME 3 9 Biere nasse ngs kt Gp NUR dapi ae Gad eed S an d dank d Gea ore MP Section 4 Troubleshooting v p Schematic Diagram MRO50 XXXAX ALL2 ac Version ENEE ME Schematic Diagram MR050 XXX3X dc Version 2 0 2 222 05 20 Section 5 Replacement Parts cis edd ses ees dee bee See eee bee ww RR PCT di CONDUOSSUE x Lx ucbem Gab Bad SOR GER BES ONS SOR OES HAS Bae Bed deas Aas Bae Desiccalt EEN csr sia qux BES GARG He God 244 458 CR A doe ewe 3dc YR ase Front Door Fastener Kit ses isu aoc ak eR kad REG 486 den Had RS he Goo A44 Rubber Feet A dg oo RR bad eae odd a de 4d BE ORR AGO RA WEE hee keit Section 6 EE oi kx Eq HEE WAVE Www CAG OER pha Eee eee Fae eed 6 0 Introd AA A du he e deb doe Hho Sen E BOO Bow BER DOS RHEL 6 1 In Case of Trouble cia iui s
6. certified insulated stranded copper wire rated at 300 volts and 80 degrees C minimum Conductor size shall be 16 AWG minimum e T3 Terminal 1 is ground green wire T3 Terminal 4 is negative black wire T3 Terminal 6 is positive red wire The customer end of the dc power cable is not connectorized Strip back the outer covering 2 and then remove 1 4 of insulation from the end of each wire before making a connection Cut back the white wire to the start of the outer covering as it is not used 2 4 3 MR050 SERIES DEHYDRATOR USER MANUAL Grounding Instructions Ground the dehydrator to reduce the danger of electric shock AC units must be properly installed to meet local electrical codes and ordinances AC powered units have a power ground stud located at the right rear of the desiccant canister area DC units also use the ground stud located at the right rear of the desiccant canister area Connect an 1 mm 18 AWG wire from the ground stud to a known Earth ground DANGER Improper installation of the grounding conductor can result in the risk of electric shock Consult a qualified electrician if you have any questions or are in doubt about your present electrical grounding 13 2 4 4 Test the Dehydrator Turn the dehydrator ON and run it for one minute Open the air valve on the face of the dehydrator and check the output port on the compressor housing bulkhead to make sure air is fl
7. ducts such as a 6600D 4 Manifold or an LM400 H L and M Line Monitor may also be used to provide multiple outputs from a MRO50 dehydrator For easy serviceability power connections alarm output connections and the drying assembly are accessible from the front of the unit The drying assembly consists of transparent canister which contains color indicating desiccant The transparent canister makes it easy to view the condition of the desiccant and flexible tubing on barbed fittings makes the canister easy to replace The MRO50 Series dehydrators sense transmission line pressure and automatically maintain pressure within a specified range The MR050 8XXXX high pressure maintains transmission line pressures between 21 kPa and 34 kPa 3 0 and 5 0 Ib in2 It is intended for standard microwave antenna applications and any other transmission line pressurization requirement that supports a relatively high pressure limit A standard LP low pressure alarm provides an open or closed form C dry contact relay in the event of a low pressure condition The alarm for the MR050 8XXXX is set at 6 9 kPa 1 0 Ib in2 MR050 SERIES DEHYDRATOR USER MANUAL All MRO50 dehydrators have a single output Use the DP 4A 001 distribution panel described below for additional output connections Other distribution products such as a 6600D 4 Manifold or an LM400 Series Line Monitor may also be used to provide multiple outputs from a MRO050 dehydrat
8. ess ORANGE Rav wm Excess Rung aue PWRFal Te Schematic Diagram MR050 XXX4AX ALL ac Version 19 DC INPUT 10 72 VDC AUX or HI Press PURPLE va LO rss ome Um p ExessRun pug PWR Fail BO BLACK COMPRESSOR MR050 SERIES DEHYDRATOR USER MANUAL CONVERTER PCBA CB1 3A Schematic Diagram MR050 XXX3X dc Version 20 RED MR050 SERIES DEHYDRATOR USER MANUAL Section 5 Section 6 Replacement Parts Customer Service Following is a list of the replacement parts for the MROSO 6 0 Introduction series dehydrators Check website for latest updates to manual and CommScope provides in warranty and out parts list of warranty repairs as well as dehydrator and Description compressor overhauls from several Repair Centers Coordination of these services is Compressor AE01J A0131 001 provided through the nearest Sales Office or Customer Service Center The Center is also Desiccant Canister AE01D D1690 001 prepared to help you with the following Front Door Fastener Kit
9. ferent plug cut off the molded plug and install an approved type MR050 SERIES DEHYDRATOR USER MANUAL 2 4 2 For equipment distributed in the 240 Vac international market the supplied ac power cord is HAR VDE approved It is not terminated with a plug due to the large variety of plugs in use throughout the world Install an approved plug at the end of the cord with stripped leads The illustration shows two typical 240 Vac plugs British and Continental for reference but they are not included with the cord DC Power Connections To avoid damage to the dehydrator dc power from an ac to dc converter must be Constant voltage between 12 and 72 Vdc Verify the power switch is OFF Locate the circular connector on the left inside the desiccant canister area The lower terminal connector is for the power cable connection Use a battery or dc supply of 12 Vdc to 60 Vdc with 15 VA minimum capacity The dc power cable is pre wired at the factory and is approximately 6 m 20 ft long It terminates at connector T3 12 In the European Community the primary power wiring for dc powered units shall be made using insulated stranded copper wire rated at 300 volts and 80 degrees C minimum Cross section of each conductor shall be 1 mm 2 minimum For equipment distributed in the U S and Canada the primary power wiring connection to the terminal block for dc powered units must be made using UL recognized and CSA
10. front cover Lubrication No parts of the MRO50 require lubrication MR050 SERIES DEHYDRATOR USER MANUAL Section 4 Troubleshooting If you experience difficulty with your dehydrator use the troubleshooting procedures described below Caution Electrical troubleshooting requires access to potentially dangerous voltages and should only be performed by a licensed electrician Problem Condition Check the breaker adjacent to the on off switch If the breaker is tripped white indicator exposed then reset the breaker Dehydrator on off switch is ON unit does not run If the on off switch is ON make sure the unit is plugged in and power outlet is operating If unit still does not run unplug the unit remove the unit cover and check for loose connections Refer to the wiring diagram for proper connections Pressurize lines with the dehydrator turn dehydrator shut off valve to the off position and observe pressure gauge If pressure remains constant apply leak detector to transmission lines s and repair any leaks If leaks are not found replace pressure switch PS2 If the pressure does not stay constant after shutting off the valve apply leak detector to isolate the leak in the dehydrator exercise care when applying solution not to wet wiring or electronics If no leaks are found above replace air compressor Low pressure alarm activated Check power switch to make sure that it is ON Check input power polar
11. hh sus cad Ree gar bee Hee RR RARE SR kid wee SI 6 2 Initial Steps by CommScope sci axe 025340454 444 926 didi dag Seb gee BRE eee 6 3 Repair Center Process caa ida aos ek SOR C44 ERG ORE HOU OSS CER DOG Gee A AE MR050 SERIES DEHYDRATOR USER MANUAL Section 1 General Information 1 1 Introduction This manual contains the information you need to install operate and maintain your MRO50 Series dehydrator Please take the time to read this manual before attempting to operate or service the unit 1 2 Description MRO050 Series dehydrators provide dry air for pressurizing small 280 liters or up to 10 cubic feet in volume antenna and transmission line systems The dehydrators produce 40 C 40 F dewpoint dry air at an output rate of 1 4 liters 0 05 cubic feet per minute up to a total of 5660 liters 200 cubic feet on a single desiccant canister Each dehydrator consists of an electrically driven air compressor a replaceable desiccant drying assembly an automatic transmission line pressure sensing system and a low pressure alarm output housed in a rigid metal chassis They are suitable for 19 rack mounting wall mounting or free standing applications Their front panels feature a pressure gauge on off switch hour meter and resettable circuit breaker All MRO50 dehydrators have a single output Use the DP 4A 001 distribution panel described below for additional output connections Other distribution pro
12. iccant canister by pulling the clear plastic tubing from the desiccant canister barb fittings 16 3 2 MR050 SERIES DEHYDRATOR USER MANUAL Replacing the Compressor Air Intake Filter Replace the compressor air intake filter every six months for proper compressor operation and maximum length of service To gain access to the compressor air intake filter remove the front cover as outlined in Section 2 1 Never operate the dehydrator without the intake filter intact as this will allow dust and foreign particles to enter the compressor and reduce its operating life The MRO50 compressors have an external air intake filter attached to a fitting on the left side wall of the desiccant side of the dehydrator To replace this filter 1 Turn the power switch OFF 2 Isolate all transmission lines by turning the in line valve s to the 0 position 3 3 3 Remove the front cover from the desiccant side of the dehydrator and pull the canister forward 4 Pull the air intake filter off white fitting The filter and fitting are located toward the rear of the unit on the inside left wall of the desiccant side behind the canister The assembly consists of a bulkhead fitting a short length 25mm 1 of clear tubing a white barbed fitting with the small white cylindrical filter 17 5 Discard the old filter and replace with a new one by pressing onto the clear tubing 6 Turn the dehydrator ON and replace the
13. indication of the number of hours of compressor operation and provides validation for the 1000 hour warranty Pressure Gauge indicates dehydrator output pressure in kPa and psig Desiccant Color normally orange changes to green as it is used Green in four of the five viewing windows indicates approximately 2096 ON OFF Switch controls compressor and capacity remaining and time for a desiccant sensors change MR050 SERIES DEHYDRATOR USER MANUAL ON OFF output port control valve A 90 turn opens the valve Used on both the MR050 and the DP 4A 001 OFF ON MR050 Series dehydrators are designed for low vibration and low noise and can safely be placed in an existing equipment rack or cabinet They are also suitable for wall or shelf mounting Only minimal tools and hardware are required Allow at least 25 mm 1 space on both sides of the chassis for air flow Movable brackets are included for mounting the dehydrator directly into a standard 483 mm 19 equipment rack Remove the rubber feet from the bottom of the dehydrator if there is equipment directly below it in the equipment rack Four 10 32 mounting screws are provided in the cloth bag attached to the dehydrator for attaching it to the rack The mounting brackets can be positioned at the front of the unit or 127 mm 5 back from the face of the unit Route electrical wiring and air line through the holes in the rear and or side of the cha
14. ity and voltage per wiring diagram Check the voltage between pins 1 and 3 of the J50 connector on the converter board 11 13 Vdc should be present If the voltage is not correct replace the converter board Check voltage across terminals A2 and B5 of the power switch SW1 If voltage is not 11 13 Vdc check wiring or Compressor does not turn replace power switch Check voltage across chassis ground and common C terminal of pressure switch PS1 If 11 13 Vdc is not present replace circuit breaker Check voltage between chassis ground and the normally closed NC terminal of pressure switch PS1 If 11 13 Vdc is available check wiring to the compressor then replace compressor If 11 13 Vdc is not available replace pressure switch PS1 Check wiring connections per wiring diagram If breaker Circuit breaker tripped trips again replaces the breaker If the replacement breaker trips contact CommScope Customer Service 18 MR050 SERIES DEHYDRATOR USER MANUAL TU T3 AC INPUT 85 TO 254 VAC D L 47 TO 400Hz zl CONVERTER PCBA RED COMPRESSOR PS2 G o e GRY RED L3 m wee io AUX or HI Press Parow 3 LO Pr
15. nel Tighten securely with a 9 16 wrench Be careful not to over tighten Connect the other end of the polytube to the transmission line Note If the transmission lines have not been purged continue with section 2 8 Otherwise proceed to Section 3 2 8 Purging the Transmission Line Air in the transmission line system must be replaced with dry air to ensure satisfactory operation of the transmitted signal 1 Determine the total system volume 2 Open the far end of the transmission line 3 Operate the dehydrator for one purge cycle Refer to table for the hours to purge 4 Wait 45 minutes while the air absorbs moisture in the system then repeat steps 2 and 3 two more times The times to purge and pressurize are a function of the internal volume of the transmission line The table that follows gives purge and pressurize times for various volumes of waveguide and air dielectric coaxial line 8XXXX Line Volume Hours to Minutes to meo so zz el so wo MR050 SERIES DEHYDRATOR USER MANUAL Section 3 Maintenance 3 1 Replacing the Desiccant When the desiccant color changes from orange to green it requires renewal 1 Isolate all transmission lines by turning the in line valve s to the 0 position 4 Once a desiccant canister is free of the dehydrator replace with new canister 2 Access the desiccant canister by removing the front panel 3 Disconnect the des
16. ollows and refer to Figure 1 for correct locations and colors of the wires on the terminal strip Figure 2 Alarm Board setting Alarm switch E Closed Center term Low Pressure N O bottom term N C Figure 1 Alarm Terminal Label Mains Power Normally Open Jumper JP6 on Term Function ire Fail N O Alarm PCB Color f Excess Run Normally Open Jumper JP5 on Power Fail Com White Time N O Alarm PCB 1 2 Power Fail Alarm Red 3 Figure 3 Changing Alarm Outputs 4 5 Excess Run Com Black 6 Excess Run Alarm Blue 7 Low Press Com Grey 8 Low Press Alarm Orange 1 5 Specifications Output Pressure Output capacity total approx Output Dew Point Drying Capacity per canister Operating Temperature Range Low Pressure Alarm Set Point approx Electrical Input depending on model Output Connector Dimensions Optional Alarms Excess Run Alarm Set Point Power Fail Alarm Sound Level MR050 SERIES DEHYDRATOR USER MANUAL 21 34 kPa 3 0 to 5 0 40 3 Ib in2 80 liters h 3 0 ft3 h 1 5 liters m 0 05 ft9 m 36 C 33 F or better Approx 5664 200 ft at 80 R H 20 C 10 to 40 C 14 to 104 F 6 9 kPa 1 0 Ib in2 85 264 Vac 47 440 Hz 12 60 Vdc Battery 3 8 polytube compression 19 Rack 4 RU Tall by 229 mm 9 0 Deep 10 minutes factory set loss of input power 67dBA 1 meter MR050 SERIES DEHYDRATOR USER MANUAL Section 2
17. or Type DP 4A 001 Four Output Distribution Panel includes one 3 8 output compression fitting and one shut off valve per output The unit mounts in a standard 19 equipment rack or to the top of the MRO050 using supplied brackets It comes complete with an installation kit to connect up to four individual transmission lines Type 6600D X Two Four and Six Output Manifolds include one 3 8 output compression fitting one gauge and one shutoff valve per output The unit mounts to the wall using holes supplied through the manifold block Each manifold comes complete with installation materials to connect two four or six transmission lines L6600D 2 4 for low pressure units 6600D 2 4 6 for high pressure units 1 3 Type LM400 X Four Port Line Monitors include one rear panel 3 8 output compression fitting one gauge one flow meter with shutoff valve per output The unit mounts on top of the dehydrator or to the wall using supplied hardware Each line monitor comes complete with installation materials to connect four transmission lines LM400 H LM400 L LM400 M Operation MRO050 series dehydrators include a compressor color indicating desiccant high and low pressure switches check valves and a low pressure alarm sensor When system pressure falls to a preset low limit the low pressure sensor activates the compressor Air is channeled through a desiccant canister where moisture is adsorbed
18. owing Slowly close the valve on the front of the dehydrator The unit should shut off Open the valve The dehydrator should begin running again If these items check out turn the power switch OFF and proceed with your other connections If the dehydrator fails either of these tests refer to the Troubleshooting Section in Section 4 of this manual MR050 SERIES DEHYDRATOR USER MANUAL 2 5 Connecting the Low Pressure Alarm Output 2 6 Connecting the Dryer Assembly When a low pressure alarm condition exists The dryer input and output lines are two sections Form C dry contacts are activated at terminal of clear plastic tubing attached to bulkhead TB 1 Normally open NO contact terminals 7 connectors on the side wall of the dehydrator and 8 close on alarm To connect the desiccant canister connect the two sections of clear plastic tubing to the desiccant canister barb fittings The canister then rests on the floor of the dehydrator enclosure between the louver slot and the front door An alarm condition exists when pressure falls below 6 9 kPa 1 0 Ib in2 for MR050 8XXXX models The relay contacts are rated at 3A inductive 30 Vdc 14 MR050 SERIES DEHYDRATOR USER MANUAL 2 7 Connecting Dehydrator to the Transmission Line Insert one end of the 3 8 polytube feed line tubing into the compression fitting on the dehydrator inside wall or one of the similar fittings on the DP 4A 001 Distribution Pa
19. rial Authorization Sheet to you Repair Center Process A method of Payment must be provided prior to issuing of RMA regardless of warranty status IN WARRANTY REPAIR Most CommScope pressurization products carry a warranty of one to three years depending upon model number Warranty details are available on our web page If your unit falls within its warranty period inspection and repairs will be performed at no charge and the unit will be promptly returned to you If a warranty unit is deemed no problem found an inspection fee and freight will be charged to the customer OUT OF WARRANTY REPAIR We will inform you with the cost of repair and obtain your approval to proceed with repairs or if you elect not to have the unit repaired your instructions on disposition of your unit When repairs are complete we will return your unit and invoice you for the inspection charge materials used for the repair and labor applied to complete the repair If you elected not to repair the unit we will invoice you for the inspection and freight charge if unit is to be returned LOANER UNITS Loaner units are available from the repair center to maintain your system while repairs are being performed If you feel you need a loaner please contact us at 817 864 4160 A P O for the full value of the unit must be issued prior to shipment Also contact us when the loaner is ready to be returned so that we can issue a NEW RMA number to identify
20. ssis The rack mounting brackets can be reversed and used to mount the MR050 dehydrator to a wall or other vertical surface A paper mounting template is supplied in the manual Use it to mark mounting hole positions on a wall or plywood backer as described below MR050 SERIES DEHYDRATOR USER MANUAL Masonry wall concrete or cinder block use concrete screws or screws with lead anchors or anchor bolts to attach the dehydrator directly to the wall Alternatively install a plywood backer to the wall and mount the dehydrator to it SR 10 2 3 3 Frame wall use a plywood backer 3 4 thick x 24 W x 18 minimum H Securely attach the backer to two wall studs with lag screws then attach the dehydrator to the backer with Number 10 or 12 pan head screws or 3 16 lag screws Use a 3 4 long screw to ensure a secure attachment Route electrical wiring and air tubing through the hole in the right side of the chassis Dehydrator Shelf Mounting For shelf or stationary bench top mounting route electrical wiring and air tubing through holes at the rear or right side of the dehydrator 2 3 4 2 4 MR050 SERIES DEHYDRATOR USER MANUAL Mounting The DP 4A 001 Distribution Panel The distribution panel mounts in a standard 19 equipment rack or directly to a dehydrator Rack mounting Mount the panel directly above the dehydrator to simplify connections Screws are provided in the cloth bag attached
21. to the panel Mounting to dehydrator Secure the distribution panel to the top of the dehydrator using brackets and screws supplied in the cloth bag Distribution panel should be flush with dehydrator face Power Connections Confirm your dehydrator electrical input matches the available power 115 Vac 240 Vac 12 60 Vdc Battery MRO50 81045 MRO50 81046 MRO50 81037 MR050 81245 MRO50 81246 MRO50 81237 2 4 1 Turn the power switch OFF Locate the rectangular IEC socket or the circular dc socket inside the desiccant canister area refer to Section 2 1 AC Power Connections AC units can be connected into a standard 15 Amp power receptacle of the proper voltage Make sure the power circuit is properly grounded see Section 2 4 3 Verify the power switch is OFF Locate the ac power cord that was supplied in the accessories bag The cord plugs directly into the IEC socket A strain relief is supplied in the cloth bag Install the strain relief first and then connect the power cord 11 Caution Proper electrical connection is required It is suggested a licensed electrician be contracted to connect the ac wiring to the unit if it is connected directly to the mains Failure to properly connect the power wires could result in a dangerous electrical shock hazard For equipment distributed to the 115 Vac North American market the ac power cord is terminated in a molded NEMA 5 15 plug If the local ac required a dif
22. your return and create the appropriate credit to your account Damages to loaner will be deducted from the P O PACKING INSTRUCTIONS Pack your unit securely for shipment to the Repair Center If you received a loaner unit we suggest you use the box and packing materials to return your unit Otherwise we have factory packing materials available for a nominal fee Enclose a completed copy of this form inside the box and clearly mark your Company Name and RMA XXXXXXX on outside of the box Address the box to the following Ship To Address CommScope PRESSURIZATION SERVICE CENTER RMA XXXXXXX 11312 S PIPELINE RD EULESS TX 76040 6629 Please note Units received with Biological animal contamination will be returned unrepaired or scraped after notification and you will be invoiced for inspection and freight CONTACT NUMBERS If you have any questions about the repair process or status of your unit please contact us directly through one of the following methods Telephone below TEL 817 864 4150 817 864 4155 FAX 817 864 4179 MR050 SERIES DEHYDRATOR USER MANUAL This page was left blank 23 MR050 SERIES DEHYDRATOR USER MANUAL This page was left blank 24
Download Pdf Manuals
Related Search