system (see Operating Modes). The bottom of this model is
marked with a red dot. Place the model on the track with
the red dot pointing to the rail that is not connected to the
catenary power supply.
CAUTION! This model may be powered with a catenary on
analog layouts only. For operation with the digital Multi-
Train System, the model must use track power. Otherwise,
dangerously high voltages may result.
SERVICE
Lubrication
The axle bearings and the side rod ends should be lubrica-
ted occasionally with a small amount of Märklin-Öl (7149).
Replacing the light bulbs
Lower lights: Remove the ring around the lantern lens. Ca-
refully pry the lens away from the lantern. Using tweezers,
remove and replace the bulb. Reassemble.
Upper lights: Carefully pry the lens away from the lantern.
Using tweezers, remove and replace the bulb. Reassemble.
Cab light: Using tweezers, remove and replace the bulb. If
you have difficulties reaching the light bulb, remove the four
screws holding the roof and remove the roof to access the
light bulb.
Replacing the traction tire
• Remove the screw on the drive wheel with the traction
tire.
• Remove the side rod from the drive wheel.
• Use a small, straight-blade screwdriver to replace the
traction tire:
• Pry the old traction tire out of the wheel groove.
• Gently insert the new traction tire into the wheel groove.
• Make sure that the traction tire is seated properly in the
wheel groove.
• Reassemble.
9