Mosa MS 200 S, Use And Maintenance Manual

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TROUBLESHOOTING MS 200 S - MSG 200/CHOPPER
MSG 201 S 50/60 Hz
© MOSA 1.0-09/95
18/09/95 10160M9.6 - GB
M
9.6
SYMPTOM POSSIBLE CAUSES REMEDY
a) Regulating lever not on
maximum
Move the lever all the way up
b) Incorrect adjustment of
carburator linkage
Adjust the carburetor throttle control lever as follows:
- Stop engine
- Remove right side cover (condenser side)
- Check that the welding current adjusting spring (F) is attached.
- Push the lever (H) upward against the electromagnet plunger
(G) until they stop.
- Keeping lever (H) in this position, push the throttle control lever
(K) all the way down and tum the adjustment screw (I) until the
gap between the lever (K) and the pad (J) is 1-2 mm.
2. WELDER DOES NOT
DELIVER MAXIMUM
OUTPUT
c) Faulty condenser Short circuit the condenser to be sure that it is discharged.
Disconnect all wires from condenser and using an ohmmeter
check whether or not the condenser is short circuited. If so the
condenser must be replaced.
Reverse the leads and confirm that the ohmmeter dips briefly.
If not replace the condenser.