Novexx Solutions XLP 504, Руководство по обслуживанию

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Service manual
XLP 504 / XLP 506
05/2018 | 03 31 Service Mechanics
Setting the braking torque
Tools
• Open-ended spanner, size 8
• Spring balance 10 N
The following adjustment instructions apply to both rib-
bon mandrels; the figures display the ribbon unwinding
mandrel.
1. Push a cardboard sleeve on the ribbon mandrel.
2. Wind some fabric ribbon around the cardboard
sleeve.
3. Fix the end of the fabric ribbon [28A] to the spring
balance [28B].
4. Pull constantly at the spring balance until the ribbon
mandrel starts to turn [28]. At the same time, read
the tractive force from the spring balance.

While measuring the ribbon rewinding mandrel ,
you must block the print roller (hold it manually).
5. If the measured value is above or below the set-
point, correct the setting as shown in figure [29].
6. Repeat the measurement until the measured value
matches the setpoint.
Ribbon Setpoint
Rewinding mandrel 7,5-9 N
Unwinding mandrel 4-5 N
[28] Measuring the tractive force at the ribbon unwind mandrel.
[29] Setting the braking torque by turning the nut (A):
Tightening = higher brake force
Loosening = lower brake force
A
B
A