Servicing The Battery - Toro 74405 Operator's Manual

2. Check the gap between the center and side electrodes
(Fig. 24). Bend the side electrode (Fig. 24) if the gap is
not correct.
2
1
Figure 24
1. Center electrode insulator
2. Side electrode
Installing the Spark Plug
1. Install the spark plug(s). Make sure that the air gap is
set correctly.
2. Tighten the spark plug(s) to 11 ft-lb (15 N m).
3. Push the wire(s) onto the spark plug(s) (Fig. 23).

Servicing the Battery

Check the electrolyte level in the battery every 25 hours.
Always keep the battery clean and fully charged. Use a
paper towel to clean the battery case. If the battery
terminals are corroded, clean them with a solution of four
parts water and one part baking soda. Apply a light coating
of grease to the battery terminals to prevent corrosion.
Voltage: 12 v
Removing the Battery
Warning
Battery terminals or metal tools could short
against metal tractor components causing sparks.
Sparks can cause the battery gasses to explode,
resulting in personal injury.
When removing or installing the battery, do not
allow the battery terminals to touch any metal
parts of the tractor.
Do not allow metal tools to short between the
battery terminals and metal parts of the tractor.
1. Disengage the PTO and move the control levers to the
neutral locked position and apply the parking brake.
3
0.030 inch
(0.76 mm)
m–3215
3. Air gap (not to scale)
(s)
26
2. Stop the engine, remove the key, and wait for all
moving parts to stop before leaving the operating
position.
3. Tip the seat forward to see the battery.
4. Disconnect the negative (black) ground cable from the
battery post (Fig. 25).
Warning
Incorrect battery cable routing could damage the
tractor and cables causing sparks. Sparks can
cause the battery gasses to explode, resulting in
personal injury.
Always disconnect the negative (black) battery
cable before disconnecting the positive (red)
cable.
Always connect the positive (red) battery cable
before connecting the negative (black) cable.
5. Slide the rubber cover up the positive (red) cable.
Disconnect the positive (red) cable from the battery post
(Fig. 25).
6. Remove the battery hold-down (Fig. 25) and lift the
battery from the battery tray.
4
7
1
Figure 25
1. Battery
2. Terminal boot
3. Positive battery cable
4. Negative battery cable
Installing the Battery
1. Position the battery in the tray with the terminal posts
away from the control panel (Fig. 25).
2. Install the positive (red) battery cable to the positive (+)
battery terminal.
6 5
2
3
m–5143
5. Battery hold-down
6. Bolt and washer
7. Nut