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 MECHANICAL
Boilers-Continued
leaking connections
improper function of cock between gage and boiler
n Water Columns and Gage Glasses:
excessive corrosion
cracked or dirty glasses
leakage
improper drainage
n Material Storage: lumber or other material on boiler or setting:
n Lagging:
loose or missing material
cracks
open seams
evidence of vapor or water leaks
n Casing:
distortion
slippage of bricks
open seams, cracks
looseness
sheared bolts
n Shell:
corrosion
cracks
leaking roofs, valves, pipes
rust streaks on covering
n Boiler Doors:
sagging
warping
chipped or broken edges
worn hinges
6-6
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