Service manual

EBS - MARK II
1-48
Released:01/2013
E-mail: [e-mail]; webside: amfreece.com
Phone: [phone]; Fax: [phone]
E - STANDARD MACHINE
1.8. VALVE TESTS
Valve test screen enables user to check functions of all valves including relevant sensors. To
enter the valve test screen press icon
on the service menu screen. Valve test screen is
protected by password level III, see chapter E 1.2.1.
- Threading device
- Eye-guard cover
- Chuck closing
- Fabric auxiliary holder
- Tongue closing
- Top needle bar lifting
- Chuck rotation
- Tongue opening
- Thread trimming
- Thread blowing system
- Thread draw-off system
- „V“-shape shifting
1.9. SEWING-MOTOR ADJUSTMENT
The sewing-motor test screen enables the user to test function of main sewing servomotor.
Sewing motor test screen is protected by password level III, see chapter E 1.2.1. To enter the
sewing motor test screen press
on the service menu screen.
Please note that before using any of screen functions it is necessary to close eye-guard
cover by pressing icon
.
a) Icon is used to activate/deactivate the servomotor. Servo-motor is activated , servo-
motor deactivated:
. In case the servomotor is deactivated, the handwheel can be used
to perform the servomotor movement.
b) Icon
is used to start/stop continous movement of servomotor.
c) Icon is used to move the servomotor by 10 degrees only.
d) Icon is used to set the looper basic position; it means initial position for sewing.
e) Icon is used to set servomotor home position, where needle is in its highest position.
This icon together with icon (icon to set upper looper position) an icon (icon to set
lower looper position) is used to adjust loopers position, see chapter E 6 for more details.
f) Icon
is used to set rotation speed for testing the servomotor. This preset speed is used
for functions , , and .