Thetford Porta Potti 335 piston-pump level prep

Use this Thetford Porta Potti 335 guide to document piston-pump, level, cleaning, and storage details before support.

Owner-safe checklist

• Record the Porta Potti 335 model, piston-pump action, flush-water level, waste-tank level, cleaning product used, and storage state.
• Use only normal owner cleaning, emptying, and storage observations from the support page.
• Use Thetford support for parts, seal, pump, plumbing, or repair decisions.

Official sources

• Thetford Porta Potti 335 support page