. Science of railways . I 700 LOCOMOTIVE LOCOMOTIVE APPLIANCES. 701 to the fire-box to aid combustion. A removable baffle plate isprovided in order that it may be easily replaced in case ofthe plate burning out. The operating pedal is adjustable. Tread (32) can bemoved forward by one-inch notches to about seven inches byraising the latch (37) which will allow the head to slide inthe guide provided for that purpose. Side adjustment can beobtained by swiveling the entire pedal around the swivel pin(47). Vertical adjustment is also provided in the tread hangerbolt (4). With this bolt
. Science of railways . I 700 LOCOMOTIVE LOCOMOTIVE APPLIANCES. 701 to the fire-box to aid combustion. A removable baffle plate isprovided in order that it may be easily replaced in case ofthe plate burning out. The operating pedal is adjustable. Tread (32) can bemoved forward by one-inch notches to about seven inches byraising the latch (37) which will allow the head to slide inthe guide provided for that purpose. Side adjustment can beobtained by swiveling the entire pedal around the swivel pin(47). Vertical adjustment is also provided in the tread hangerbolt (4). With this bolt the tread can be raised or loweredone inch to give the necessary clearance between the deckand the pedal in case of the deck warping or shifting. SHOEMAKER FIRE DOOR The operation of the Shoemaker fire door is as follows: — The opening of valve (from main air reservoir) blocks theair within chamber A of cylinder and between the larger pistonT and smaller piston U, the greater area of upward pistonpressure locking doors shut. The air is also block
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Keywords: ., bo, bookcentury1900, bookdecade1910, bookidscienceofrailway14kirk
