Snapper SCRAMBLER YZ16335BVE, Safety Instructions & Operator'S Manual

13

Section 3 - MAINTENANCE 

WARNING 

DO NOT attempt any adjustments, maintenance, 
service or repairs with the engine running. Stop 
engine. Stop blade. Engage parking brake. Remove 
key. Remove spark plug wire from spark plug and 
secure away from plug. Engine and components are 
HOT. Avoid serious burns, allow all parts to cool 
before working on machine. Fuel Filler Cap and Vent 
must be closed securely to prevent fuel spillage. 

3.3  SERVICE - EVERY 25 OPERATING HOURS 

(Continued From Previous Page) 
3.3.1. CHECK 

ENGINE 

5. Air Filter 

2. 

Refer to engine owner's manual for cleaning and 

service instructions. Remove and clean engine air 
pre-cleaner. Remove and replace engine air 
cleaner. See Figure 3.5. Install pre-cleaner and air 
cleaner per engine owner’s manual. 

FIGURE 3.5

 
3. 

Reinstall air cleaner cover. Insert tabs located at 

the bottom of the cover into corresponding slots in 
engine cover. Position cover and engage latch over 
cover and rotate and push down to lock.  

 
3.3.2. MOWER 

COMPONENTS 

1. Blade Brake 

Check blade stop time. Blades must stop rotating in 
5 seconds or less after blades have been turned 
off. Refer to Section “Blade Brake Adjustment”. 

2.  Mower Drive Belt 

Check belt for proper tension. No adjustment 
required. Replace belt as needed. 

3. Mower Blade 

Check blade for sharpness, wear, damage, and 
torque. Refer to Section “MOWER BLADE 
REPLACEMENT”. 

4.  Mower Deck Levelness 

Check mower deck for proper levelness.  Adjust as 
required. Refer to Section “MOWER DECK 
ADJUSTMENT – LEVELNESS”. 
 

WARNING 

Lifting or lowering the machine onto or down from 
the rear bumper unassisted can cause severe injury. 
Always have assistance from another person when 
supporting the weight of machine. 

5.  Cleaning Mower Deck 

a.

  Close vent on fuel cap and make sure cap is 

tight. Close fuel valve in fuel line. Start engine 
and allow it to run until engine runs out of fuel. 

b. 

Remove key from ignition switch. 

c.

  Remove spark plug wire(s) and secure away 

from spark plug(s). 

d.

Carefully stand SCRAMBLER on rear 

bumper. 

e.

  Clean underside of mower deck, removing all 

accumulation of grass clippings and debris. 

f. 

Lower SCRAMBLER to ground. Clean top of 

deck, removing all grass clippings and debris. 

 
6.  Mower Blade Spindle - Lubrication 

a.

  Lubricate spindle bearings with three shots of 

general purpose grease from grease gun. See 
Figure 3.6. 

FIGURE 3.6 

UNDERSIDE VIEW OF 33” DECK 

LUBRICATE 
SPINDLE BEARINGS 

AIR CLEANER  

AIR PRE-
CLEANER