Problem Solving - Forch 400 Gebrauchsanleitung

5.4 Push the potentiometer through the sideways opening of the welding helmet and turn the nut
onto the threaded pin which projects sideways out of the helmet. Put the colouring adjustment
knob onto the pin again.
5.5 CLEANING. The outside screen has to be cleaned regulary; therefore no aggressive agents
may be used. Clean up the sensor and solar cells with a clean, non-fuzzing cloth or with a tissue.
5.6 EU-Standards and regulations. The product correspends completely to the EN, CE safety
standards. The helmet is CE - EN 175, 1997 and EN 379, 2003 tested. Technical documentation
is available on repuest at Translas TipWorks BV.
6.MEANING OF MARKING
Meaning of marking at the automatic cassette:
4
Scale number
in light condition
Scale number
in brightest dim out condition
Scale number
in darkest dim out condition
Manufacturer identification
Optical class
Class of light diffusion
Class of variation of light transmission
Number of applicated Norm
Meaning of marking at helmet:

7. PROBLEM SOLVING

DANGEROUS! If the view does not darken immediately after welding arc is inflamed, the welding has to be
stopped. Take down the cassette and send it (without the total helmet) to the supplier for testing.
If you still use the helmet although you know that the view casette in NOT WORKING, YOUR EYES CAN BE
DAMAGED which CAN LEAD TO BLINDNESS. If a helmet is used in spite of defective function the guarantee
will be canelled.
IRREGULAR DARKENING
OF THE CASSETTE
AUTOMATICAL CASSETTE Soiled sensors.
DO NOT DARKEN OR
GLIMMER.
BAD VIEW AREA
(TOO) LONG REACTION
TIME
SLIPPED FRONTLET
8. REPLACEMENT PARTS
REF. ART. NO. CIRCUMSCRIPTION
4a: 445501 Support for protection screen
5a: 445510 Automatic cassette
5b: 445580 Clamping spring
445530 Inside screen
6-x: 445540 Frontlet
6-6: 445550 Knob
2: 445570 Screw
/ 9 - 13 Translas TipWorks B.V.
Translas TipWorks B.V. = manufacturer identification
EN 175 = number of applicated Norm
S adjust ambient light = sign for the resistance (reinforced version)
The frontlet can be adjusted irregularly Adjust the frontlet and the distance
at both sides between eyes and view.
Outside screen soiled or damaged.
Too low welding amperage.
Soiled outside and/or inside screen.
Inadequate amient light. Wrong
adjustment of colouring number.
Too low working temperature.
Frontlet not adjusted correctly.
1 /
to the view once again.
Clean the surfaces of sensors.
Replace or clean the outside scree
Switch to "low".
Test, clean or replace the screen.
Adapt the ambient light. Consult
colouring table for correct adjustment
Do not use under -50° C (230 F).
See paragraph 4.
4b: 445504 Outside screen
445535 Welding helmet
6: 445545 Adjustable frontlet
6-2: 445555 4x Sealing washer
6-3: 445565 Left limited sealing washer
6-3: 445575 Right limited sealing washer
6-4: 445560 Sealing washer
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