قراءة كتاب Linotype Manual Giving Detailed Instructions of the Proper Adjustment and Care of the Linotype

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Linotype Manual
Giving Detailed Instructions of the Proper Adjustment and
Care of the Linotype

Linotype Manual Giving Detailed Instructions of the Proper Adjustment and Care of the Linotype

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دار النشر: Project Gutenberg
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Magazine.

In setting the magazine first see that the distributer-bar is set right, as shown in Fig. 18; then run two pi matrices onto the bar, one at each end, as 1 and 2 (Fig. 20); then raise or lower the magazine with screws E and F until there is about 1-16 inch space between the bottom of matrix and the channel-plate entrance partition at points 1 and 2 (Fig. 20); then tighten check nuts on screws E and F to prevent them from changing.

Next run a lower case “e” onto the bar by turning the distributer slowly by hand, and set the magazine sidewise until the lower case “e” drops as soon as it passes the second entrance partition, which would be the right hand partition for the “e” channel. When the machine is running the momentum will be sufficient to carry it to the center of the “e” channel. Then turn out the screws N and M (Fig. 20) until they touch the sides of the distributer bracket, and tighten the check nuts on the screws M and N so they will not change.

The next thing is to set the lower end of the magazine in relation to the rods J, Fig. 21.

First throw the rods into the verges; then touch the first and last keyboard buttons, which are lower case “e” and “—”; then turn rubber roller until the “e” and “—” rods are at their highest point; then raise or lower the magazine by screws in channel-plate support A (Fig. 20) and on column R (Fig. 5) until there is about 1-32 inch between the key rod and verge at point 8 (Fig. 32); then tighten the check nuts B on screws A (Fig. 21).

To Set Distributer Box Lift.

Turn out screw A (Fig. 20) until the lift C (Fig. 20) will not come down low enough to pick up the matrices; then turn the screw A (Fig. 20) until the lift C will just pick up all the matrices and tighten check nut on the screw. This will allow all extra motion to be on the upward motion which carries the matrix that much higher up into the distributer screws, so there would be little danger of bending the ear of the matrix.


Fig. 19.


Fig. 20.


Fig. 21.

To Remove Side of Keyboard to Clean Cams.

The keyboard cams should be taken out and thoroughly cleaned every six or eight months and oiled with a drop of clock oil on the journal pin. This will prevent them from sticking and causing transposition of the matrices.


Fig. 22.


Fig. 23.


Fig. 24.

The easiest way to take out the cams is to take off the back and front of the keyboard (Fig. 23). This is done by taking off the keyboard tray N (Fig. 23); then taking out screws I and A (Fig. 22) with the keyboard unlocked. The back, of course, comes off the same way. As these are dowelled, you would have no trouble in replacing them.

It will be found easier in putting them back if a small wire is run through the cam yoke triggers C (Fig. 31), locking them so they would enter the keyboard keybars B (Fig. 31) at point 3 (Fig. 31).

Figure 24 shows the keyboard with the front taken off, showing the keyboard keybars N in place and lower keyboard rod guide M.

The Distributer Box and Rails.

Figure No. 25 shows the distributer-box complete. The best way to take it apart to renew the rails B and C (Fig. 28) is to take out screws 1, 2 and 3 (Fig. 25) and take off side (Fig. 26).

The rails M and K (Fig. 26) and N and O (Fig. 27) have to be renewed when they have worn (as shown by dotted lines 1 and 2, Fig. 28) enough to allow two thin matrices to pass between points 1 and 2, rails C and B, and distributer-box bar pawl 3 (Fig. 28).

If the rails M (Fig. 26) and N (Fig. 27) are badly worn on the top 2 (Fig. 26) and 4 (Fig. 27) a matrix is liable to leave the box and enter on the distributer-bar diagonally, and if the distributer-box is not set properly the same thing will occur.


Fig. 25.


Fig. 26.


Fig. 27.


Fig. 28.

The Spaceband Box and Pawls.

To insure good work the spaceband box should be kept thoroughly clean.

To clean box, it will be necessary to take it off the machine and take it apart. To do this take out screw K (Fig. 29) and screws L, which hold the spaceband chute; drive out pin J and take off the pawl lever I (Fig. 29); then take out screws A and C and take off side.

Figure 30 shows inside of box. The screw 1 in pawl lever should be adjusted so that when pawl lever is down the pawls N and O will be low enough to clear the top rails C and J (Fig. 30) about 1-32 inch, with the screw resting on spaceband lever. If too low it will give a double motion to the pawl lever I (Fig. 29) and sometimes throw out two spacebands at once and clog the spaceband chute.

The spaceband center guide A (Fig. 30) will allow two bands to pass if it is not adjusted properly.

At the lower end of the guide is a half pin or ear on each side, which is to catch the second spaceband if pawl lever lifts two. This guide is adjustable and should be set so as to allow only one band to pass freely.

The pawls N and O (Fig. 30) have to be renewed when badly

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