Komatsu Forklift Trucks FG20SHTLS-16

12. MASTS E-MS SERIES LIMITED FREE LIFT 2-STAGE MAST

1. Inspect the rollers for excessive wear or damage. Rollers with visible flat spots or cracks should be re- placed.

2. Inspect the roller bearings by turning the rollers on their shafts. Rollers with roughness or noticeable restrictions to turning should be replaced.

3. Inspect all welds between the carriage side plates and the carriage fork bars. If any welds are cracked, replace the carriage.

4. Inspect the roller stub shafts. If they are damaged or if there are cracks at the base of the stub shafts, the carriage must be replaced or repaired. Contact Komatsu Forklift for repair procedures.

E-MD SERIES FULL FREE LIFT 2-STAGE MAST

1. Inspect the rollers for excessive wear or damage. Rollers with visible flat spots or cracks should be replaced.

2. Inspect the roller bearings by turning the rollers on their shafts. Rollers with roughness or noticeable restrictions to turning should be replaced.

3. Inspect all welds between the carriage side plates and the carriagefork bars. If any welds are cracked, replace the carriage.

7.2 PERIODIC INSPECTION AND MAINTENANCE CHECK POINTS

1. Abnormal noise when traveling

2. Oil level in differential casing

3. Dirt or stain with oil (see “DIFFERENTIAL TORQUES AND SEALS” on page 7-19 for checking oil level and replacing).

4. Oil leakage from differential casing

1. Deformation, cracks or scratches: Visual check on and around the frame and mounting bolt or welded area

2. Looseness of mounting bolt: Tightening torque ofmounting bolt

11.2 PERIODIC INSPECTION AND MAINTENANCE CHECK POINTS

1. Deformation, cracks or wear of fork stopper pin

2. Opening or difference in height of fork tips

1. Cracks or wear of upper and lower hooks

2. Cracks or wear of fork base/root

Check fork base thickness (C) for specified size

Warning: This inspection requires trained personnel with PPE!

Main lift chain adjustment has proper tension and upright position

Free lift chain adjustment has proper tension and carriage position

Lubrication in the Mast upright channels

Sign off on the Mast inspection

12. MASTS E-MS SERIES LIMITED FREE LIFT 2-STAGE MAST

After each 100 hours of lift truck operation, and in addition to the daily inspection:

1. Inspect and lubricate the full length of the chains with SAE 40 wt. oil or Bowman Heavy Load Red Grease.

CAUTION: The chains must be coated with a film of lubricant at all times.

E-MD SERIES FULL FREE LIFT 2-STAGE MAST

After each 100 hours of lift truck operation, and in addition tothe daily inspection:

1. Inspect and lubricate the full length of the chains with SAE 40 wt. oil or Bowman Heavy Load Red Grease.

CAUTION: The chains must be coated with a film of lubricant at all times.

E-MT SERIES FULL FREE LIFT 3-STAGE MAST