61 20 029 Checking battery acid level, adding distilled water if necessary 61 20 029 Adding distilled water (Inspections II, III and IV) • Open the battery caps. e Attention: Use only distilled water to top up the acid level in the battery. Never top up with diluted sulphuric acid. d Warning: Battery acid is highly caustic. Protect your eyes, face, hands, clothing and the paintwork. • Top up with distilled water until the fluid level reaches the “UPPER LEVEL” mark. • Firmly retighten the battery caps. • Installation is the reverse of the removal proce- dure: pay particular attention to the following. L Note:
When connecting the battery lead, always make sure that the spring washer is between the screw head and the battery lead. – Place the motorcycle on the auxiliary stand, BMW No. 00 1 620 . – Remove left cover. e Attention: Disconnect the battery only with the ignition switched off. Disconnect the negative battery terminal first, then the positive terminal. 61 21 520 Cleaning and greasing bat- tery terminals, if necessary (Inspection IV) – Place the motorcycle on the auxiliary stand, BMW No. 00 1 620 . – Remove left cover. – Remove the battery. e Attention: Disconnect the battery only with the ignition switched off. Disconnect the negative battery terminal first, then the positive terminal.
1 2 K14000280 • Clean the battery terminals and grease them with acid-proof battery grease . • Release clamping strap. • Disconnect ground cable (2) from the battery. • Disconnect the battery breather hose (arrow) from the battery. • Remove the battery. • Rest the battery on the fuel tank. • Disconnect positive lead (1) from battery. Acid-proof battery terminal grease ................................................e.g. Bosch Ft 40 V1 • Installation is the reverse of the removal proce- dure: pay particular attention to the following. 61 20 029 Checking battery acid level e Attention: Connect the positive battery terminal first, then the negative terminal. • Check the battery fluid level.
– The battery fluid level must be between maximum “UPPER LEVEL” and minimum “LOWER LEVEL” . L Note: When connecting the battery lead, always make sure that the spring washer is between the screw head and the battery lead. 00.59