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Section 3 - MAINTENANCE
3.1 INTRODUCTION
To retain the quality of the SCRAMBLER, use genuine
SNAPPER replacement parts only. Contact a local
SNAPPER dealer for parts and service assistance. For
the correct part or information for a particular mower,
always mention the model and serial number.
3.2 SERVICE - AFTER FIRST 5 HOURS
WARNING
DO NOT attempt any adjustments, maintenance or
service with the engine or blade running. STOP
blade. STOP engine. Set brake. Remove key.
Remove spark plug wire from spark plug and secure
wire away from spark plug. Engine and components
can be extremely hot. Avoid burns by allowing
engine and components sufficient time to cool.
3.2.1. CHANGE ENGINE OIL
1. Place bricks or wooden blocks under the front
wheels to lower rear of engine.
2. Place a 4 quart minimum capacity container
under the end of the oil drain.
3. Loosen or remove oil fill cap on engine.
4. Install the drain hose (Supplied in hardware bag)
onto drain plug nipple and place hose into drain
container.
5. Rotate drain plug counter-clockwise and pull out
to open and allow oil to drain out. See Figure 3.1.
FIGURE 3.1
6. After all the oil has drained, close the drain by
pushing in and rotating clockwise to close. Wipe up
any oil that may have spilled. Dispose of drained oil
properly. See Figure 3.1.
7. Change oil filter at every oil change. Refer to your
engine owner’s manual for service instructions.
8. Fill engine crankcase with new oil. Refer to your
engine owner’s manual for oil specifications.
3.2.2. SERVICE ENGINE AIR CLEANER
The engine is equipped with a dual element air
cleaner. Both the foam pre-cleaner and cartridge
require service. Refer to Engine Owner's Manual
for recommended service procedures.
3.2.3. CHECK MOWER BLADE
1. Close vent on fuel cap and make sure cap is
tight..
2. Engage parking brake.
3. Turn key to “STOP” position and remove key from
ignition switch.
WARNING
Wear heavy leather gloves when handling or working
around cutting blades. Blades are extremely sharp and
can cause severe injury.
4. Raise cutting deck to highest setting.
5. With a floor jack, raise front of machine to gain
easier access to under deck. Block machine
securely.
6. Check torque of blade mounting bolts or nuts.
Torque to:
42” Decks -- 30 to 40 ft. lbs.
48” Decks – 80 to 90 ft. lbs.
See Figure 3.2.
7. Check blade for sharpness, wear and damage.
Refer to Section “BLADE WEAR LIMITS”.
FIGURE 3.2
8. Check blade for straightness.
WARNING
DO NOT use a cutting blade that shows signs of
excessive wear or damage. Refer to Section
“MOWER BLADE REPLACEMENT” for proper blade
inspection and service procedures.
INSTALL HOSE
ONTO OIL DRAIN
NIPPLE
OIL DRAIN
ROTATE 1/4 TURN
COUNTERCLOCKWISE
AND PULL OUT TO
DRAIN ENGINE OIL.
BLADE MOUNTING TORQUE:
42” -- 30 TO 40 FT. LBS.
48” -- 80 TO 90 FT. LBS.
TWIN & TRIPLE BLADE DECK