Service

Service Intervals

NOTE: If you use backhoe for more than 10 hours daily, lubricate all points listed above twice a day.

Replacing Bucket Teeth

c CAUTION: Avoid injury! Bucket teeth are heavy. When you remove them, they may pinch fingers. Wear gloves and safety glasses when you remove teeth.

M41227

1. Remove tooth (A) from shank (B):

• Drive chisel in at (C).

• When tooth is loose, hit area (D) with hammer.

2. Clean the shank.

3. Install new tooth.

4. Peen area (E) on each side.

Cleaning Inside Valve Covers

MX15449

1. Remove four bolts (A). Remove cover.

2. Clean with water pressure.

3. Install cover and bolts.

Lubrication

Grease

Use grease based on the expected air temperature range during the service interval.

The following greases are preferred:

• John Deere Moly High Temperature EP Grease.

• John Deere High Temperature EP Grease.

• John Deere GREASE-GARD™.

Other greases may be used are:

• SAE Multipurpose EP Grease with 3 to 5 percent molybdenum disulfide.

• SAE Multipurpose EP Grease.

• Greases meeting Military Specification MIL-G-10924C may be used as arctic grease.

NOTE: Lubricate grease fittings as shown. Lubricate all other pivot points with SAE-10 oil.

Model 46

MX15455

MX15451

MX15454

MX15453

MX15452

1. Lubricate grease fittings (A) with John Deere multipurpose grease or an equivalent.