Toro 30172TE - Greasing and Lubrication; Cleaning the Cooling System

24
2. Check the gap between the center and side electrodes
(Fig. 26). Bend the side electrode (Fig. 26) if the gap is
not correct.
0.025 in.
(0.65 mm)
2
3
1
Figure 26
1. Center electrode insulator
2. Side electrode
3. Air gap (not to scale)
Installing the Spark Plug(s)
1. Install the spark plug(s). Make sure the air gap is set
correctly.
2. Tighten the spark plug(s) to 20 ft-lb (28 Nm).
3. Push the wire(s) onto the spark plug(s) (Fig. 25).
Greasing and Lubrication
Service Interval/Specification
Grease with No. 2 general purpose lithium base or
molybdenum base grease.
How to Grease
1. Disengage the power take off (PTO), set the parking
brake, and turn the ignition key to “OFF” to stop the
engine. Remove the key.
2. Clean the grease fittings with a rag. Make sure to
scrape any paint off the front of the fitting(s).
3. Connect a grease gun to the fitting. Pump grease into
the fittings until grease begins to ooze out of the
bearings.
4. Wipe up any excess grease.
Where to Add Grease
1. Lubricate the back wheel bearings until grease begins
to ooze out of the bearings (Fig. 27).
Note: Make sure the rear wheel grease caps are removed
before lubricating rear wheels.
m–2147
Figure 27
2. Lubricate the transmission couplers (Fig. 28).
Note: Guard does not have to be removed if you go in
from the front, next to engine.
m–5191
Figure 28
Greasing the PTO Drive Belt Idler
1. Stop the engine, set the parking brake, remove the key
and disconnect the spark plug wire(s) from the spark
plug(s).
2. Grease the fitting on the PTO belt idler arm pivot.
Cleaning the Cooling System
Service Interval/Specification
Before each use, check and clean engine cooling system.
Remove any build–up of grass, dirt or other debris from
the cylinder and cylinder head cooling fins, air intake
screen on flywheel end, and carburetor–governor levers