Arthur followed the ritual prescribed by the guide. He ensured the charger was unplugged before touching the terminals.

If your owner's manual specifies this, the process is reversed:

Connect the to the ungrounded positive battery post.

: Never attempt to charge a frozen battery.

The official manual can be downloaded from these trusted sources:

The battery is either already fully charged, or it is completely sulfated and physically unable to accept any electrical current. Maintenance and Storage Keep your charger functioning for decades with simple care:

Always verify the exact specifications against your physical unit’s label, as Canadian Tire (the manufacturer of MotoMaster) occasionally releases minor revisions under the same model number.

Ensure the charger is not connected to AC power before attaching clips. B. Connecting the Charger

Because the MotoMaster 11-1568 is a manual/semi-automatic style charger, it does not feature a green "Fully Charged" LED. You must read the analog gauge to determine the battery's state.

charger for the most accurate and up-to-date information, as features may vary slightly by model year.

12V Lead-Acid, AGM, and Gel batteries.

Type exactly this into Google:

Connect the charger’s AC power cord to a grounded 120V outlet. 3. Selecting Charge Rates