I tried charging it with my 3 stage charger which did not seem to work there was a constant rapid flicker of.
Car battery venting gas.
A twist off the vent plug from the positive terminal cap.
B insert plug into the non vent tube port.
In the event of an overcharge condition it is possible for excess pressure to build up inside your battery.
I m not certain if there was a vent tube in the car or not will have to check tomorrow.
Note to 10 7 9 and 10 7 10.
When a lead acid battery cell blows or becomes incapable of being charged properly the amount of hydrogen produced can increase catastrophically.
I bought the battery around july 2014 brand new and because i did not drive my car for a period of one and a half months it went completely flat.
D re install battery and affix vent tube to the open vent port.
2 h 2 o liquid o 2 gas 4 h aqueous 4e.
What will be expelled is hydrogen gas and you want to vent that as it is quite explosive.
This is why you need to add water to wet flooded type non sealed lead acid batteries.
10 7 10 battery boxes whose cover forms a pocket over the battery shall be vented at the uppermost portion of the cover.
Water is oxidized at the negative anode.
Never plug both vent ports.
A vent system or other means shall be provided to permit the discharge from the boat of hydrogen gas released by the battery.
C a press fit should be used to properly secure the vent plug into the battery to ensure proper seating into the vent port.