Scotts S2546 Operator's Manual page 31

A
2. Disconnect spark plug wires (A) and remove spark
plugs.
3. Clean spark plugs carefully with a wire brush.
4. Inspect plug for:
• Cracked porcelain.
• Pitted or damaged electrodes.
• Other wear or damage.
5. Replace spark plug(s) if necessary.
6. Check plug gap with a wire feeler gauge, gap should be
0.76 mm (0.030 in.)
7. To change gap, move the outer electrode.
8. Install and tighten spark plugs. Tighten plugs to 24.4 to
29.8 N•m (18 to 22 lb-ft).
9. Connect the spark plug wire(s).
10.Lower hood.
SERVICE ENGINE
Replacing Fuel Filter
c
A
IMPORTANT:
disconnecting fuel tank hose from filter, be sure to
hold hose above fuel tank level so fuel does not run
out.
NOTE:
1. Park tractor on a level surface.
2. STOP engine. LOCK park brake. Remove key. Let
engine COOL.
3. Lift hood.
4. Using pliers, slide hose clamps (A) away from fuel filter
(B).
5. Disconnect hoses from filter.
IMPORTANT:
be installed with FLOW ARROW pointing in the
direction of fuel flow.
6. Position new filter with FLOW ARROW pointing in the
direction of fuel flow and connect hoses.
7. Install clamps and check for leaks.
8. Lower hood.
Service Engine - Page 28
CAUTION: Avoid injury. Keep cigarettes,
sparks, and flames away from the fuel system.
Make sure engine is cool to the touch.
Avoid machine damage. When
Change filter when fuel is low in fuel tank.
A
Avoid machine damage. Filter must
B