Edition du 25/02/09
/18
U508219-e Revision : 2
9
Figure 10. Lubrication Points - Accumulative Printer
SECTION 5. TROUBLESHOOTING
A. GENERAL CHECKS.
(Figures 11 through 15).
If the reason for the trouble is unknown, it is
necessary to examine the printer to locate and
replace malfunctioning parts.
1. Observe function of the no-back pawl by
turning the knob in a counterclockwise
direction. The no-back pawl should limit the
rotation to 20 degrees.
2. Turn the knob in a clockwise direction. The
one-turn stop pawl should stop the knob after
one complete turn.
3. Turn knob until tray is in rear position and
seal pin is up.
4. While turning the knob, observe the
following du ring the "Print ln" cycle:
a. Tray moves forward to "Print ln" position and
seal pin pierces ticket (wheels reset to zero on
Zero Start model only).
b. Print action occurs before stop.
c. Simulate delivery by turning drive gear.
While delivery is being made, sales number
wheel advances one digit.
5. Observe the following du ring the "Print Out"
cycle:
a. Tray moves to rear of printer.
b. "Print Out" occurs showing the quantity
delivered.
c. SeaI pin releases ticket before stop is
reached.
