BIRD Termaline 8755 Page 1 Operation Manual Download

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Termaline® Load Resistor

Series 8755/8756

Operation Manual

Instruction Book Part Number 920-8755/56 Rev. D

Termaline

is a Registered Trademark

of Bird Electronic Corporation

Summary of Contents for Termaline 8755

Page 1: ...ine Load Resistor Series 8755 8756 Operation Manual Copyright 2016 by Bird Technologies Inc Instruction Book Part Number 920 8755 56 Rev D Termaline is a Registered Trademark of Bird Electronic Corpor...

Page 2: ...to remove the RF transmission line while RF power is present WARNING Do Not Service Or Adjust Alone Under no circumstances should any person reach into an enclosure for the purpose of service or adjus...

Page 3: ...the equipment indicating there is important information in the instruction manual regarding that particular area This symbol indicates that the unit radiates heat and should not be touched while hot W...

Page 4: ...34 lpm Adequate and uninterrupted full water flow is more critical than temperature CAUTION Verify cooling liquid is flowing through the load before RF power is applied and ensure the cooling liquid s...

Page 5: ...GURIDAD DEL INSTRUMENTO BENUTZUNG WIRD DAS GER T AUF ANDERE WEISE VERWENDET ALS VOM HERSTELLER BESCHRIEBEN KANN DIE GER TESICHERHEIT BEEINTR CHTIGT WERDEN UTILISATION TOUTE UTILISATION DE CET INSTRUME...

Page 6: ...DES GER TES GELTEN NUR F R GESCHULTES FACHPERSONAL ZUR VERMEIDUNG GEF HRLICHE ELEKTRISCHE SCHOCKS SIND WARTUNGSARBEITEN AUSSCHLIE LICH VON QUALIFIZIERTEM SERVICEPERSONAL DURCHZUF HREN ENTRENTIEN L EMP...

Page 7: ...RATING BRANCHER LE VERROUILLAGE L METTEUR AVANT EMPLOI CONECTE EL INTERBLOQUEO AL TRANSMISOR ANTES DE LA OPERACION VOR INBETRIEBNAHME VERRIEGELUNG AM SENDER ANSCHLIESSEN PRIMA DI METTERE IN FUNZIONE L...

Page 8: ...about updates to this manual refer to the part number and revision on the title page Literature Contents Introduction Describes the features of the load resistor lists equipment supplied and optional...

Page 9: ...terlock Control Circuit Optional 2 Chapter 3 Installation 4 General 4 Load Resistor Connection 4 Water Line Attachment 5 Cooling Water Quality 5 Flow Switch Optional Item 5 Control Box Optional Item 5...

Page 10: ...e the Water Flow Switch 16 Replace Time Delay Relay 16 Replace the Lamp 17 Additional Repairs 17 Storage 18 Shipping 18 Customer Service 18 Specifications 19 Replacement Parts 20 RF Connector Parts As...

Page 11: ...radar or pulse modes Information on applications involving pulse type signals should be obtained directly from Bird Electronic Corporation Description The Model 8755 and 8756 equipment consists of the...

Page 12: ...s carried away by the cooling water Therefore the differential in output and input temperatures of the water multiplied by the amount of flow constitutes a very accurate measurement of the power consu...

Page 13: ...ps the interlock switch Open for a 12 2 second interval after the minimum flow of seven gallons per minute has been reestablished This safeguarding feature assures proper operation of the cooling syst...

Page 14: ...he center bullet c Push it in to seat the insulator in the facing d Install O Ring in groove if required e Connect the coaxial input in a straight line push carefully on the center contact to close No...

Page 15: ...n Connect with a 1 2 inch NPT nipple and a 1 2 to 3 4 inch bushing Bird P N 5 489 1 and 5 490 1 or connect by hose or pipes In either case the flow switch should not be over 20 feet from the load Alte...

Page 16: ...interlock 3 Turn on AC power 4 Turn on water supply 5 Note when the water flow switch operates audible click Note In not less than 10 seconds 12 2 the ohmmeter should signify a closed condition acros...

Page 17: ...tdown Procedure 1 Turn off the RF power to the load 2 Wait at least one minute to allow the resistor substrate time to cool 3 Turn off the AC power if the load is equipped with an interlock system WAR...

Page 18: ...of the wattmeter is covered in the Thruline Wattmeter operation manual Note Select a wattmeter type appropriate to the input connector of the load resistor consult the Bird catalog or contact the Com...

Page 19: ...auses and remedies Use this chart as a guide when analyzing symptoms Cleaning Outside Surface The outside surface of these loads should be wiped free of dust and dirt when necessary Periodically wipe...

Page 20: ...ohms or use a resistance bridge Use low resistance leads preferably a short piece of 50 ohm coaxial cable fitted with alligator clips Temperature of the load between 20 C to 25 C 68 F to 77 F DC Resis...

Page 21: ...tely drain excess water from the load 5 Set the load on end with the water connections up Note Use a 3 16 inch hex Allen wrench 6 Unscrew the six 1 4 20 x 2 1 2 inch socket head cap screws 6 holding t...

Page 22: ...small shoulder at the base of the inner flow tube At reassembly this must fit into a mating recess in the input fitting at the bottom 9 Pull the resistor 1 if intact straight out of the load housing N...

Page 23: ...Maintenance 13 Figure 2 Resistor Removal 0 1 2...

Page 24: ...r to achieve the proper flat seat on the outer housing Note If the water chamber 3 does not seem to fit properly refer back to step 7 to see that the inner flow tube is properly in place 10 Tighten th...

Page 25: ...e inner flow tube 9 See Figure 2 on page 13 7 Inspect the inner flow tube carefully for broken pieces 8 Grasp the projecting hub of the resistor cap assembly 11 firmly 9 Pull the projecting hub straig...

Page 26: ...ontinue using the procedure as given in Installing the Resistor on page 14 Optional Equipment Repair Replace the Water Flow Switch The Water Flow Switch P N 5 898 3 should be checked and cleaned of an...

Page 27: ...w until snug 10 Close and secure the door of the control box by turning slotted screw head one quarter turn 11 Perform preoperational checkout See Preoperational Checkout on page 6 Replace the Lamp 1...

Page 28: ...iginal shipping carton for reshipment 4 Pad the container with sufficient padding to avoid shock damage 5 Seal the container securely Customer Service Any maintenance or service procedure beyond the s...

Page 29: ...ons 3 4 inch Standard Hose Thread Cooling Water Potable Water Standards for potable water have been established by the U S Public Health Service at a maximum of 500 ppm of total dissolved solids ppm p...

Page 30: ...stainless steel 1121 2508 00 2 7 1 Resistor sleeve 8740 025 8755 026 2 8 1 Sleeve backup O Ring 8740 020 8110 059 2 9 1 Inner flow tube 8740 025 8755 025 2 and 3 10 1 Outer flow tube 8740 025 8755 024...

Page 31: ...candescent lamp 115 V These items are part of the Control Assembly 5 970 1 1 Pipe nipple flow switch 5 489 1 Hex bushing flow switch 5 490 1 Fits Model Description Part Number Model 8755 Coupling Kit...

Page 32: ...ry such claim for breach of these warranties shall be deemed to be waived by Buyer unless made in writ ing within ten days from the date of discovery of the defect The above warranties shall not exten...

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