Leister TWINNY T Instrucciones De Funcionamiento página 16

Welding
Main – Level
main switch (3)
ON
Welding process control and fault
finding by displaying the power
consumption.
<
Overload Indication
*
Heating / Drive active
Display (4)
100 %
100 %
Display (2)
100 %
<
100 % or
<
100 % or
<
100 % or
<
100 % or
If malfunction is still present, contact the Service Centre.
• Check: – Drive rollers/pressure rollers (22/23) as well as the combination wedge (18) must be clean
– Length power supply cord / cable guide
• Guide and position the automatic welding machine into the over-lapped
geomembrane liner or film, see Fig. A.
• Adjust welding parameters, see page 15.
• The welding temperature must be achieved.
• Switch on drive motor with key
• Engage combination wedge (18), see Fig. B.
• Pull the lever (11), see Fig. C.
• Perform a test welding according to the welding instructions of the material manufacturer and the national
stand-ards or guidelines.
• Check the test welding.
16
1 3
2 4
Heating reason for fault after heating up time
• mains under-voltage
• heating element faulty
Drive reason for fault
• mains under-voltage
• overlap of the geomembrane liner too wide
• dirt on the drive rollers (22/23)
• max. welding pressure (1000 N) has been exceeded.
• high welding speed with a large sudden overload (ie anchoring trench, T-joints....)
before engaging with the geomembrane liner or foil.
on keyboard (4).
M
Control – Level
–
&
+
main switch (3)
Display no.
Drive/heating
1. Welding speed
2. Welding speed
3. Temperature
4. Temperature
5. Welding pressure
6. Memory card
(Fig. B
1
ON
2
Level
Main Control
ACTUAL value
SET value Power consumption
ACTUAL value
SET value Power consumption
ACTUAL value
Residual capacity
(Fig. C
3
4