Project Brupegvideo

Making the Karcher Water Blaster Fit & Adding A Fresh Water Flush Tank - Project Brupeg Ep. 443

April 13, 2026 · 24 min · 12K views

What this video covers

Fabricating a custom mounting system for a K4 Karcher water blaster requires horizontal orientation to ensure proper pump function and plumbing alignment.9:36 The installation involves constructing stainless steel brackets from 25x3mm and 40x3mm flat bar, secured with 12mm threaded rod and rubber grommets to dampen vibration and noise.10:47 Because the K4 Karcher motor is water-cooled, the mount design prioritizes airflow by removing the original plastic housing.9:11 To protect the watermaker membrane from chlorine damage, the system incorporates a 20-liter food-grade jerry can as a dedicated fresh water flush tank.21:46 This tank allows the crew to store chlorinated town water in the vessel's 5,300-liter main tanks while using the watermaker to produce and store un-chlorinated water for membrane maintenance.22:03 The watermaker serves as a top-up system rather than a primary supply, extending the vessel's range by allowing for months of operation between shore-side water stops.23:00

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