REPAIR ADJUS T$
FLAME AND SMOKING MATERIALS
EXPLOSIVE GASES. KEEP SPARKS, AWAY FROM BATTERIES. ALWAYS
WEAR EYE PROTECTION WHEN
AROUND BATTERIES.
IDLE FUEL
ADJUSTING
NEEDLE
IDLE SPEED
ADJUSTING
SCREW
1_ Starling your Tractor With a Weak Battery
If your battery is too weak to start the engine, it should be recharged.. If '_umper cables" are used for" emergency starting, follow this procedure.:
NOTE: YOUR TRACTOR IS EQUIPPED WITH A 12 VOLT NEGATIVE GROUNDED SYSTEM THE OTHER VEHICLE MUST ALSO BE A t2 VOLT NEGATIVE GROUNDED SYSTEM
a.Connect each end of the RED jumper cable to the POSITIVE(+) terminals of each battery (taking care not to short against chassis). (Fig.. 28)
bConnect one endof the BLACK jumper cable to the NEGATIVE
cConnectthe other endofthe BLACK jumpercable
to the L.H. side panel bolt(Fig, 14) NOTE: KEEP AWAY FROM GAS TANK' AND BATTERY..
d.Disconnect cablesfin reverse order:
1.
2 Negative terminal of fully charged battery
3.Positive terminals
DO NOT USE YOUR TRACTOR BAT-
MAIN FUEL
ADJUSTING
NEEDLE
FIGURE 29
CASING
CLAMPSTOP SCREWSPEED CONTROL SCREW
THROllLE
CABLE
FIGURE 30
STOP
SCREW
SPEED
LEVER
FIGURE 30A
TERY TO START OTHER VEHICLES
2 Throttle Control Cable Adjustment
Never" attempt to change maximum engine speed._ This !s preset at the factory (3600 rpm +_75 [pm) and should only be changed by a qualified service techni- cian who has the necessary equipmenL
a.. Remove hood (Fig, 32)_
b._ Loosen casing clamp screw (Fig,. 30) until throttle cable is free to move.
c, Move throttle control (on dashboard) to "FAST" position_
d._ Pull throttle cable tight (until speed control lever (Fig. 30A) is against stop screw (Fig., 30A). Re- tighten casing clamp screw,.
PAGE 12
REFER TO "'STARTING THE ENGtNE 'II]
3, Carburetor Adjustment
In generat, turning the adjusting needles (Fig_29) in (clock- wise) decreases the supply of fuel to the carburetor_ This
gives a leaner fuel/air mixture, Turning the adjusting needles (Fig. 29) out (counterclockwise) increases the supply of fuel to the carburetor. This gives a richer fuel/air mixture_ Setting the needles midway between the lean and rich positions will usually give the best results,,
Adjust the carburetor as follows;
a..With the en_Tinestopped, turn the idle fuel adjust- ing needle m (clockwise) until it bottoms lightly.,
NOTE: The tip of the idle fuel and main fuel adjusting needles are tapered to critical dimen- sions_ Damage to the needles and the seats in carburetorbody will result ff the needles are forced
bPreliminary settings.: Turn the adjusting needles
out (counterclockwise) from lightlybottomed_ .Turn the idle
| c,. | StartttTeengineandrunathalfthrottleforfivetoten | |
|
| minutes to warm up.. The engine must be warm | |
2O |
| before making final settings (Steps d, e, f, and g),. | |
d, | Place the throttle into the 'last"position., | ||
|