Cooling System - Lincoln Electric COMMANDER 400 SVM133-B Service Manual

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COOLING SYSTEM: The cooling system of the Deutz
engine needs to be checked and cleaned periodically.
Consult the engine Operation Manual for the proper
frequency and procedure.
COOLING BLOWER BELT: The following procedure
should be followed to replace the cooling blower belt:
1. Allow the machine to cool.
2. Unfasten and slide the battery holder out from the
welder.
3. Disconnect the negative battery cable.
4. Remove the engine end panel for access to the
engine.
5. See Figure D.4. Loosen the alternator mounting
bolts (1, 2, 3) and rotate the alternator toward the
engine.
FIGURE D.4 – COOLING BLOWER BELT REPLACEMENT AND ADJUSTING
MAINTENANCE
6. Remove the old cooling blower belt and install a new
one.
7. Push outward on the alternator (4) and adjust the
cold belt tension to 63-73 lbs. (10-15 mm maximum
deflection) midway between any two pulleys.
Tighten bolts (1), (2), (3).
8. Reinstall the engine end panel. Reattach the nega-
tive battery cable. Slide in and refasten the battery
holder.
9. Check the cooling blower belt tension after 100
hours of operation.
COMMANDER 400
1
2
4
3
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