Batteries contain sulfuric acid and produce explosive gases during charging. Always adhere to these safety rules:
If the ammeter stays pinned at its highest reading for many hours without dropping, the battery may have a shorted internal cell and cannot hold a charge. Discontinue charging, as the battery needs to be replaced.
Once the needle settles at its lowest point (usually near 0 or 1 amp), the battery is considered charged. Do not leave it connected for an extended period after this point. Disconnecting Turn off and unplug the charger from the wall first. selmarturbo4batterychargerinstructions
Never attempt to charge a frozen, cracked, or visibly leaking battery. Step-by-Step Connecting Instructions
Unplug the charger's AC power cord from the wall outlet first. Disconnect the clamp. Disconnect the RED (Positive / +) clamp. Re-tighten the battery cell caps if you removed them. Reading the Ammeter Gauge Batteries contain sulfuric acid and produce explosive gases
Based on your request, I have put together a guide based on standard procedures for Selmar Turbo-type battery chargers. Selmar Turbo 4 Battery Charger Instructions The Selmar Turbo 4
Keep the charger as far away from the battery as the cables allow. Never place the charger directly on top of the battery while charging. Once the needle settles at its lowest point
This is the most critical step for safety and preventing damage. Ensure the charger is .
Double-insulated with flame-retardant housing.