Cub Cadet 1864 User Manual

^^NOTE
Top half of heat baffle must be removed to
make carburetor adjustments. (See Figure
31.)
Figure 31
TWIN CYLINDER CARBURETOR ADJUSTMENT IS
UNIQUE. SEE FIGURE 32 AND ADJUST CAR¬
BURETOR FUEL MIXTURE IN THE ORDER
STATED AS FOLLOWS:
A CAUTION
The tip of the low idle fuel adjusting needle
is tapered to critical dimensions. Damage to
the needle and the seat in carburetor body
will result if the needle is forced.
With the engine stopped, turn the iow idle fuel adjust¬
ing needle IN (clockwise) until it bottoms LIGHTLY.
Preliminary settings: Turn the adjusting needle out
(counterclockwise) 1-1/2 turns from lightly bottomed
position.
NOTE: AIR CLEANER COVER MUST
BE REMOVED TO ADJUST
CARBURETOR IDLE SPEED
Start the engine and run at half-throttle for 5 to 10
minutes to warm up. The engine must be warm
before making final settings.
Low Idle Speed Setting: Place the throttle control
into the "Idle" or "slow" position. Set the low idle
speed to 1200 rpm (±75 rpm) by turning the low idle
speed adjusting screw In or out. Check the speed
using a tachometer.
Low Idle Fuel Needle Setting: Place the throttle into
the "idle" or "slow" position. Turn the low idle fuel
adjusting needle in (slowly) until engine speed
decreases and then back out approximately 3/4 to 1
turn to obtain the best low speed performance.
Recheck the idle speed using a tachometer. Readjust
the speed as necessary.
22

Cub Cadet 1864 Specifications

General

Displacement	624 cc
Fuel Type	Gasoline
Transmission Type	Hydrostatic
Chassis	4x2 2WD
Drive	2WD
Steering	Manual
Front Tire Size	16x6.50-8
Rear Tire Size	23x10.50-12
Horsepower	18 hp
Wheelbase	121 cm
Width	96 cm
PTO	Independent