Does the above picture show an inside or outside admission engine?- Inside admission
- Outside admission
- With inside admission valves, where would the return crank be set in relation to the crank?
- 90 degrees in front
- 180 degrees
- 90 degrees behind
- In the picture in question 1 above, which direction is the engine set to run?
- Fore Gear
- Mid Gear
- Back Gear
- What movement is imparted to the valve by the return crank via the return crank rod, expansion link and radius rod?
- Twice the steam lap plus twice the lead.
- Twice the steam port opening.
- Twice lap and lead plus twice the steam port opening.
- What movement is imparted to the valve by the crosshead via the union link and combination lever?
- Twice the steam lap plus twice the lead.
- Twice the steam port opening.
- Twice lap and lead plus twice the steam port opening.
- What is the total amount of movement imparted to the valve by Walschaerts valve gear?
- Twice the steam lap plus twice the lead.
- Twice the steam lap plus twice the port opening to steam.
- Twice the steam port opening.
- With inside admission valves, where would the return crank be set in relation to the crank?
- 90 degrees in front
- 180 degrees opposed
- 90 degrees behind
- What amount of port opening is there when the reverser is in mid gear?
- No port opening at all.
- Lead steam at the front of the cylinder
- Lead steam at each end of the cylinder.
- When putting the engine into forward or back gear, is the expansion link moved by the action of the reverser or does the die block move within the expansion link?
- The expansion link is moved up or down.
- The die block is moved within the expansion link.
- Which is the best method to employ when driving a Walschearts valve gear locomotive?
- Run with a long cut off and reduced regulator position to work more efficiently.
- Run with the gear pulled up as far as possible for the conditions and regulator well open.