Mayline Convert Rule to Above Board Attachmen - Manual (Page 4)

12. Pull cable on RIGHT side of worksurface to remove
slack from this portion. Tighten Stedge Clamp Screw (E9)
at this time.
13. Pull cable on LEFT side to remove slack. Do not
exceed spring tension (See Fig. #7). Tighten Stedge
Clamp Screw (E9).
14. Excess cable can be trimmed off leaving several
inches for future adjustments.
15. Straightedge may be locked in position by tightening
Knobs installed in Step #1 on both ends of Straightedge or
left loose to allow free movement up or down.
CABLE BRAKE
KNOB
LEFT CORNER
PLATE (E2)
SPRING LENGTH
NOT TO EXCEED
(CENTER SPRING BETWEEN CORNER PLATES)
PARALLEL
PARALLEL
Fig. #7
SPRING
ALIGN CABLE PARALLEL
WITH EDGE OF BOARD
PARALLEL
RIGHT CORNER
PLATE (E1)
(4)