MAIN GENERATOR (cont) - TM-55-2210-223-34

MAIN GENERATOR (cont) - TM-55-2210-223-34_164

MAIN GENERATOR (cont) - TM-55-2210-223-34_166

TM-55-2210-223-34 Locomotive Diesel-Electric 06-1/2-Inch Gage 60 Ton 000HP 0-4-4-0 Wheel Model RS-4-TC-1A NSN 2210-01-158-2978 Manual
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TM 55-2210-223-34 TO 45A2-2-14-22 3-36. MAIN GENERATOR (cont) CLEANING, INSPECTION, AND REPAIR (cont) CAUTION Do not paint gasket surfaces. e. Paint the following with gray gloss enamel: (1) Coupler assembly (2) Inside surface of pulley (3) Outside surface of main generator covers (4) Outside surface of stator frame cover 59. Refer to table 3-3 for main generator data. Table 3-3. Main Generator ITEM SPECIFICATION Safe speed 1325 rpm maximum Voltage 600 dc Armature amperes 2600 amps Main field amperes 100 amps Number of brush arms 8 Brushes per arm 4 Brush size 1 x 1-1/2 x 2-3/4 inches (25.4 x 38.1 x 69.9 mm) Brush pressure 7 to 8 pounds (3.2 to 3.6 kg) Brush-to-holder thickness clearance 0.004 to 0.010 inch (0.10 to 0.25 mm) Brush-to-holder width clearance 1/16 inch (1.5875 mm) maximum TEST 60. Perform the armature and stator megohmmeter test by the following: NOTE A minimum of 500 V at 1 megohm is required for this test. a. Place lead (1) of megohmmeter (2) on shaft or core of armature (43). b. Place lead (3) of megohmmeter (2) on one of the commutator bars. Note reading on megohmmeter. Contact each successive bar around the commutator. 3-145

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