Cub Cadet 2166 Operator's Manual page 29

Replace a defective plug with a new plug. Set the
spark plug gap at .030 inch (See Figure 25). Tighten
the plug to 28-32 ft-lbs. See your authorized dealer for
the correct replacement plug.
SPARK PLUG
Figure 25
FUEL FILTER
WARNING
Do not replace the fuel filter when engine is hot.
The engine is equipped with an inline fuel filter.
Visually inspect the filter periodically for a build-up of
residue inside the filter body, and for a dirty element
which can be indicated by discoloration. Replace the
fuel filter when dirty.
HEADLIGHTS
Refer to SPECIFICATIONS when replacement of
head lamp bulbs is necessary.
WARNING
Allow the engine and surrounding surfaces to
cool before changing the head lamp bulbs.
Replace headlight bulbs as follows: (See Figure 26)
1. Unplug the wire harness leads from the headlight
socket terminals. Note which wire connects to
each terminal before disconnecting.
2. Rotate the socket assembly as follows to remove
from the reflector housing:
• Left headlight — appoximately 1/4 turn counter-
clockwise.
• Right headlight — approximately 1/4 turn clock-
wise.
3. Push the bulb inward and turn counterclockwise to
remove from the socket.
SOCKET TAB
REFLECTOR
NOTCH
4. Align a locking post of the bulb base with the notch
in the socket, then push the bulb inward and turn
clockwise to lock
5. With the terminals pointing upward, align the tab of
the socket with the notch of the reflector. Push the
socket inward and turn as follows to lock:
• Left headlight — appoximately 1/4 turn clock-
wise.
• Right headlight — approximately 1/4 turn coun-
terclockwise.
6. Connect the wire harness leads to the appropriate
socket terminals.
FUSES
Always use the same capacity fuse for replacement.
Refer to SPECIFICATIONS. If the electrical system
does not function, check the fuses.
To replace a fuse, pull the old fuse from the fuse holder
and install the new fuse.
29
TERMINAL
SOCKET
REFLECTOR
HOUSING
Figure 26