2005 Mercedes CLK-Class Owner's Manual - Page 419

Practical hints Flat tire Take the electric air pump out of the trunk ( page 391). Screw air hose 4 onto the collapsible tire valve. Insert electrical plug 3 into vehicle cigarette lighter socket. Turn the SmartKey in the starter switch to position 1. Press I on electric air pump switch 2. The electric air pump should now switch on and inflate the collapsible tire. 1 Flap 2 On/off switch 3 Electrical plug 4 Air hose with pressure gauge and vent screw 5 Union nut Open flap 1 on electric air pump. Pull out electrical plug 3 and air hose with pressure gauge 4. Remove the valve cap from the collapsible tire valve. Inflate the tire to approximately 36 psi (2.5 bar). This takes about five minutes for the collapsible tire. Air hose 4 and union nut 5 can become hot duration inflation. Exercise proper caution to avoid burning yourself when using the equipment. ! Do not operate the electric air pump longer than six minutes without interruption. Otherwise it may overheat. You may operate the electric air pump again after it has cooled off. Press 0 on electric air pump switch 2. Turn the SmartKey in the starter switch to position 0. If the tire pressure is above 36 psi (2.5 bar), release excess tire pressure using the vent screw. 417