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whalebackpoint'r · 07-28-2020, 06:53 AM

Pontoon tanks have drain plugs. Pull it, remove drain plug. If water comes out, its leaking. Could be a seam separation. Fill tank with compressed air to find leak. Have it repaired with aluminum weld. Good luck!

07-28-2020, 06:53 AM	#3
whalebackpoint'r Senior Member Join Date: Jul 2013 Posts: 121 Thanks: 29 Thanked 47 Times in 22 Posts	Pontoon tanks have drain plugs. Pull it, remove drain plug. If water comes out, its leaking. Could be a seam separation. Fill tank with compressed air to find leak. Have it repaired with aluminum weld. Good luck!