MTD 24687S - Manual (Page 10)

CARBURETOR ADJUSTMENT
A
^ WARNING ^
If any adjustments are made to the
engine while the engine is running
(e.g. carburetor), disengage all clutches.
Keep clear of all moving parts. Be
careful of heated surfaces and muffler.
If carburetor needs adjustment to start or for oper­
ation, see "Carburetor Adjustment" section of engine
manual.
CLUTCH ROD ADJUSTMENT {Self Propelled Models
Only)
To adjust the clutch rod, refer to step numbers 15 and
9 under assembly instructions.
LUBRICATION
Wheels - Rear wheels are provided with oil lite
bearings. Place a few drops of SAE 30 oil on each
bearing once a season.
Gear Box (Self Propelled Models Only) - The gear box
lubricated with 2 ounces of High Temp. (45(1° F.)
grease. Order part number 737-0133. Period cally
check lubricant level by removing the two self-taDping
screws on the gear box cover and lifting off the
cover. Do not change grease; simply add if necesi ary.
MAINTENANCE
FIGURE 19
A
) WARNING {
5. Slide belt off the impeller pulley. Slide housing
and impeller off engine crankshaft. Be careful
to not lose square key. See figure 20.
Disconnect spark plug wire and ground
it against the engine before performing
any repairs or maintenance.
BELT REPLACEMENT (Self Propelled Models Only)
1. Remove the nozzle or impeller guard from front
of blower housing.
2. Remove hex bolt and lock washer from cen ler of
impeller. See figure 18. A 9/16" socket wench
with extension is needed.
3. Remove hand knob and belleville washer from
top of housing.
4. Remove two self-tapping screws which hoM the
belt guard. See figure 19. A 3/8" wrench is
required. Lift off belt guard.
ENGINE
CRANKSHAFT
P.T.O.
PULLEY
FIGURE
10