Location and Description of Major Components (cont)

TM 5-3610-286-20 1-8. Location and Description of Major Components (cont). (1) Solution container group (01). (a) Tube assembly, Located on D/S frame, Regulates flow of fountain solution from solution container to fountain tray through a hose and valve. (b) Solution container assembly. Contains mixture of plate etch and water used to dampen the plate. (c) Container shelf assembly. Located on main guard. Shelf holds solution container. (2) Main guard group (02). (a) Inking fountain guard. Covers inking rollers. Associated safety switch automatically cuts power to the printing press if guard is opened while printing press is running. This prevents injury to personnel and damage to press components. Guard must be closed before operation can continue. (b) Belt guard. Covers main motor drive belt and flywheel to prevent injury to personnel. (c) Upper guard and accessories (O/S). Covers control mechanisms for cylinders and inking and dampening assemblies. Provides access for removal and adjustment of selected ink rollers and for cylinder adjustments. (d) Lower guard and accessories (O/S). Covers control mechanisms, timing cams, and delivery assembly controls. (e) Main guard assembly. Covers drive side gears adjacent to inking roller assembly. Also serves as a mount for container shelf assembly. (3) Inking group (03). (a) Manual inking roller. Located behind ink fountain on top of printing press. Functions as a vibrator roller during normal operation. Can also be used during an ink color change on short runs when main ductor is locked off. This saves washing the entire fountain by applying another color directly to the inking assembly. (b) Inking roller. Located at top of press between frames. Moves ink from ink fountain to plate. ink is metered using a combination of hard and soft rubber rollers to smooth and distribute ink evenly to the plate. (c) Form rollers limit switch. Located on operator’s side frame. Protects form rollers by preventing printing press operation if form rollers are not properly seated and locked into form roller journals. (d) Ink fountain assembly. Located on top of printing press on delivery end. Consists of an ink reservoir; a large, flat blade; keys; and a roller. Adjustable keys regulate ink fiow between fountain roller and ductor roller blade. Turning keys increases or decreases ink flow. (e) Wash up container assembly removable item. Mounted on the inking assembly frame when in use. Consists of a long, rubber blade attached to long, trough-shaped catch pan. Used during wash up procedures. Acts as squeegee when cleaning solvent is sprayed on rollers and printing press is run at wash-up speed. Stored in container on feeder O/S when not in use. 1-6