HEED 3 TROUBLESHOOTING

If HEED 3 is leaking, most situations require sending in unit for service. There are, however, a few situations that you may troubleshoot / replace a part yourself after doing a water test to determine exactly where the leak is coming from. Parts are available for purchase at ssishoppingcart.com.

CONDITION	PROBABLE CAUSE	REMEDIES
Check Valve Refill Port unscrews from regulator or is stuck in refill adapter	1. Refill Port loosened over time 2. Refill adapter overtightened 3. Bleed ring/screw not opened after filling	Replace Refill Port, lubricate threads regularly & re-tighten with hex key periodically
Air leaking during refilling from adapter	Not closing bleed screw or not bleeding air in adapter after filling	Re-read Page 5 refill instructions and try filling again following each step
Air leaking from center of Refill Port	Refill Port internal O-ring / Stem failure	Replace Refill Port
Air leaking between tank and regulator	Tank O-ring failure	Empty unit, unscrew regulator and inspect tank o-ring. If o-ring is in good condition, reinstall & hand-tighten. If o-ring is damaged, replace o-ring.
HEED 3 is not showing full after filling from SCUBA Tank	SCUBA filling tank was not full to 3000 psi in order to completely fill HEED 3	Fill Scuba tank to capacity and fill HEED 3 again