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Drain the 310 II condensate trap

Empty collected water and reseal the outlet.

testo 310 II

Applies to: testo 310 II, instruments 0632 3104 / 0632 3106.

Before you start: Stop the pump. Avoid condensate contact with skin and housing; use suitable protection.

Lift the plug

Point the outlet upward before opening its plug.

Hand holding the testo 310 II with its condensate outlet facing up and the orange sealing plug lifted.
Outlet held upward. Testo manual, page 63 ↗ · Select image to enlarge.

Empty the trap

Turn the outlet down and drain into a suitable container.

Reseal the outlet

Wipe drops away, then press the plug firmly closed.

If the issue continues: If the trap will not seal or there is liquid inside the housing, stop using the instrument and request assessment.

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Source and applicability

testo 310 II - Flue gas analyser (0632 3104, 0632 3106): Instruction manual — §10.7, p. 63. 0970 3102 en 08 - 06.2025

Open the complete Testo operating manual ↗ · Find this model in the manual list

QRM wording summarizes the checks. Diagram excerpts © Testo SE & Co. KGaA. Follow the complete manual and warnings for your instrument. Source checked 7 September 2026.