XJ-S V12-5.3L (1982)
SERVO LOAD EXCESSIVE
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Move bolt (2) 1/16" away from bellcrank center.
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Then repeat basic adjustment procedure, leaving nut (2) in new position.
SERVO LOAD WAS OKAY
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Pull down servo lever (7) to make sure heating flaps are closed.
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If flaps are not fully closed, move bolt (2) 1/16" toward bellcrank center.
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Then repeat basic adjustment procedure leaving bolt (2) in new position.
TEMPERATURE DIFFERENTIAL ADJUSTMENT
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Select "DEFROST".
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Move temperature differential thumbwheel fully to he right.
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Turn on ignition. Servo will move to full hot limit.
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Turn off ignition.