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 POWER SHOVEL TRANSMISSIONS (Continued)
Welding Procedures: Restore worn teeth with buildup
Shovel Swing Gears
material and hand-grind to finished size. Be sure to
use proper preheat and postheat where required.
Carbon Steel
Primary Electrode: Page 1-24
Alternate Electrodes: Pages 1-5 or 1-3
Welding Procedures: Restore worn teeth with buildup
and hand-grind to finished dimension (Figure 2-37).
Be sure to use proper preheat and postheat where
required.
Horizontal Travel Gears
Carbon Steel
Primary Electrode: Page 1-24
FIGURE 2-37. Hard-Facing and Restoring Worn
Alternate Electrodes: Pages 1-5 or 1-3
Horizontal Travel Gear Teeth
2-47
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