Changing The Oil Filter; Lubricating The Gear Case; Adjusting The Blade Brake Cable - Exmark metro 21 Operator's Manual

14. Recycle the used oil filter according to local codes.
4.15 Lubricating the Gear Case (Self-Propelled Units Only):
Service Interval: After every 100 operating, grease the gear case.
1. Remove the grass bag.
2. Install a grease gun onto the fitting through the belt cover opening (Fig. 30)
Belt Cover
G0229
3. Gently apply one to two pumps of #2 multi-purpose lithium-base grease.
4. Install the grass bag.

4.16 Adjusting the Blade Brake Cable:

Service Interval: Adjust whenever a new blade brake cable assembly it installed
1. Stop the engine and wait for all moving parts to stop.
2. Disconnect the wire from the spark plug (Fig. 5 & 7).
For Blade Brake Clutch Units:
3. Loosen the cable clamp screw until the cable conduit slides (Fig. 31)
4. Pull the cable to remove the slack, but do not put tension on the spring.
5. Tighten the screw to lock the adjustment in place.
6. Connect the wire to the spark plug.
For Self-Propelled Units without a Blade Brake Clutch:
3. Loosen the nut on the cable bracket (Fig. 31).
4. Insert a 3/16 to 1/4 in. (5 to 6 mm) object between the brake control lever and the
handle.
5. Turn the cable adjuster on the brake cable until you remove the slack.
6. Tighten the jam nut.
7. Connect the wire to the spark plug.
For Hand-Push Units:
3. Loosen the jam nut on the blade brake cable clamp (Fig. 31).
4. Insert a 3/16 to 1/4 in. (5 to 6 mm) object between the brake control lever and the
handle. Pull down on the cable conduit until you remove the slack from the wire.
5. Tighten the nut.
6. Connect the wire to the spark plug.
Grease Fitting
Figure 30
Cable Clamp Screw
Spring
G0230
Figure 31
- 33 -
Cable Conduit