Notes to repairs on refrigerant circuit
Statutes and regulationsRemoving and installing trailer detector control unit -J345-
Note
When renewing the control unit, select
Renew function for the respective control unit in
Guided fault finding or
Guided functions mode
→ Vehicle
diagnostic tester.
Removing
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Test prerequisites
Check wheel suspension, wheel bearing assembly and steering
for excessive play and damage.
Tread depth difference of no more than 2 mm on one axle.
Tyres inflated to correct pressures.
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Checking pistons and cylinder bores
Checking piston
–
Using a micrometre, measure approx. 10 mm from the lower
edge, perpendicular to the piston pin axis.
Maximum deviation from nominal dimension: 0.04 mm
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