MBM Corporation 1500S - Manual (Page 24)

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13. Press Test Mode Key for more than 2 seconds until buzzer sounds.
Then air starts to blow without feeding paper and Paper Feed Table rises.
14. Adjust Air Blow Control Knob so as that the top 7 to 10 sheets flies
in the air with stability/steadily and without sticking two
sheet together. Dial is set more or less at fine line (week blow)
as right picture for 20 lbs Bond paper.
Heavier the paper is the more air blow is needed.
15. Press Test Key again and two sheets come out with single fold.
NOTE: (1) By pressing Test Key during blow test mode, machine test folds and automatically goes out of
blow test mode.
(2) Or, by pressing START/STOP Key, blow test mode ends.
16. Check 2nd sheet to see if there is any skew.
(1) Skewed to the right.
(a) Loosen Thumb Screw and slightly turn Feed Roller Direction Adjustment Dial
counter-clockwise. Tighten Thumb Screw again.
(b) Press Test Key and check 2nd sheet if there is still any skew.
(c) Repeat (a) and (b) above, and any skew should be corrected by Feed Roller Direction
Adjustment Dial.
Skewed to right
Air Blow Control Knob
Upper side when paper was placed
on Feed Table
Leading Feed Edge
Feed Roller Direction Adjustment Dial