Jetta III L4-1.9L DSL Turbo (AAZ) (1993)
Evaporator Drain Tube: Service and Repair
1 - Water drain valve
2 - Bulkhead
3 - Water drain tube (on evaporator housing)
4 - Mounting recess
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To remove, carefully pull water drain valve -1- from drain tube -3-.
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Install water drain valve so that valve flap opens from bottom.
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Make sure valve flap is free of dirt, wax or undercoating; clean if necessary.