Toro TITAN HD 1500 Operator's Manual page 45

Servicing the Spark Plug
Service Interval: Every 100 hours
Make sure that the air gap between the center and
side electrodes is correct before installing the spark
plug. Use a spark plug wrench for removing and
installing the spark plug(s) and a gapping tool/feeler
gauge to check and adjust the air gap. Install a new
spark plug(s) if necessary.
Type of Spark Plug: NGK
Air Gap: 0.76 mm (0.03 inch)
Removing the Spark Plug
1. Shut off the engine, remove the key, and wait
for all moving parts to stop before leaving the
operating position.
2. Disengage the blade-control switch (PTO), move
the motion-control levers to the N
position, and set the parking brake.
3. Locate and remove the spark plugs
Figure 48
® BPR4ES or equivalent
-
EUTRAL LOCK
(Figure
Checking the Spark Plug
Important:
Do not clean the spark plug(s).
Always replace the spark plug(s) when it has: a
black coating, worn electrodes, an oily film, or
cracks.
If you see light brown or gray on the insulator, the
engine is operating properly. A black coating on the
insulator usually means the air cleaner is dirty.
Set the gap to 0.76 mm (0.03 inch).
48).
Installing the Spark Plug
Tighten the spark plug(s) to 22 N∙m (16 ft-lb).
g036857
g027478
45
Figure 49
Figure 50
g027479
g027735