Telemark CHEETAH TT-10 CE 208 VAC, Инструкция по эксплуатации

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Telemark TT Cheetah Series Power Supply Instruction Manual
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PREVENTIVE MAINTENANCE
Preventive maintenance is to be done with main power turned off and locked out/tagged out,
following your company’s safety program.
•
Check and confirm power supply earth ground is clean and secure at power supply
ground terminal and at the facility earth ground point.
•
Check that power supply is clean of any buildup of dust or dirt. Vacuum out/ blow out
main cabinet of power supply to remove this build up.
•
Remove Tetrode tube, check for dirt / dust in the fins of the tube. Blow out /vacuum
out as required. Check the silver connection rings around the tube in the lower
ceramic area of the tube. Confirm these are not corroded or tarnished. Clean as
needed using a mild abrasive cloth or pad.
•
Look in Tetrode tube socket, checking for dirt and confirm the contact fingers are not
broken or bent. Adjust as needed.
•
Check and confirm all electrical wires, connections and contactors in the main power
supply cabinet are clean and showing no sign of overheating or other damage. If
there are signs of overheating, replace damaged components. Check all mechanical
connections and terminal block connections, to assure they are clean and
connections are tight.
•
Confirm the High Voltage connection in the power supply is clean and tight. Clean
any oxidation, as needed, and tighten connection.
•
Confirm the mechanical connections at the filament source transformer are clean and
tight and free of oxidation. This is located, in most cases, under the chamber, near
the high voltage feedthroughs. Also confirm good connection of the cables to the high
voltage feedthroughs.
•
Confirm the power supply controller cables are secure and screw terminals are tight.
Confirm the earth ground is connected to the provided ground point. Confirm ground
point is clean and tight.
Replace all covers which were removed and secure with proper
screws.
Confirm all components are safe and remove the lock out / tag out
lock, before turning power back on to system.