Field and Depot Maintenance Manual for Test Sets Electron Tube TV-2/U, TV-2A/U, TV-2B/U, and TV-2C/U

About this manual

This document serves as the Field and Depot Maintenance Manual for the Test Sets, Electron Tube TV-2/U, TV-2A/U, TV-2B/U, and TV-2C/U. It covers maintenance functions allocated to the fourth and fifth echelons, including troubleshooting, testing, aligning, and repairing the equipment. The manual also lists the necessary tools, materials, and test equipment required for these maintenance tasks.

What's inside

• Theory
• Troubleshooting
• Fourth Echelon Repairs
• Fifth Echelon Final Testing
• Power Supply Circuits
• Transconductance Test Circuit
• Emission Test Circuit
• Gas Test Circuit
• Voltage-Regulator Tube Test Circuit
• Filament Continuity Test Circuit

Specifications

Frequently asked questions

What safety warning is given regarding high voltages?

Users must be careful when working on the 290-volt plate and screen supply circuits or the 115-volt ac line connections, as serious injury or death may result.

What is the purpose of this manual?

This manual provides instructions for field and depot maintenance, including troubleshooting, testing, aligning, repairing, and replacing parts for Test Sets, Electron Tube TV-2/U, TV-2A/U, TV-2B/U, and TV-2C/U.

What voltage should be used when working on the plate and screen supply circuits?

Be careful when working on the 290-volt plate and screen supply circuits.

What filament voltage range does the test set provide?

The filament supply provides 19 different filament voltages ranging from 0.625 to 117 volts alternating current.