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CHAPTER IX
CHART # 4
ENGINE
Leaky simpling valves
Flaw in cylinders
Passover valve
HP poppet valve
Compound
Wet Steam
Piston or slide valves cut
Broken piston rings
Engine loose on frame
Loose flywheel
Lack of lubrication
V
ib
ra
ti
on
Either simple or
Compound
Loose rear wheels
Valves set incorrectly
Reverse rod short
Broken balls. Rough bearings
Crankcase
Cylinders
Flywheel square
Pounds
Worn main bearings
Loose connecting rod
Piston head loose on rod
Piston rod loose in crosshead
Main bearing cap loose
Pumps loose on bracket
Bent condenser pump rocker-arm (G-K)
Condenser pump loose in crank case
Frame bolts loose
Broken crankshaft
Kicks when throttle is closed
Throttle seat leaks
Jerks when changing from
simple to comp.
Tight stuffing boxes on simpling valves
Simpling spring weak
Valves set wrong
Simpling valves
Refuses to start
Reverse on center
Simpling pedal not pressed down
Passover valve not leaving seat
Low pressure poppet valve not seating
Steam too hot
Poor cylinder lubrication
Piston rods and valve stems rough
Packing caught under gland
Leaking throttle
E
N
G
IN
E
Causes for leaky Stuffing boxes
Operating throttle
Rapidly
Without simpling
Reverse on center