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Old 08-15-2006, 08:12 AM
mbdoc mbdoc is offline
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Join Date: Mar 1999
Location: Tucker, Ga USA
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That CIS-E M104 engine makes very little torque at low RPM & with the A/C compressor engaged & blower on the engine is OVERLOADED until the revs are higher

Aux fan high speed only with engine temp, approx 107C &
low speed only with A/C pressure above 16 bar.
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