Komatsu Forklift Trucks FG20HTUS-16

Warning: This maintenance check requires trained personnel with PPE!

Chains adjusted with equal tension?

Issues found during the inspection

Chains lubricated with SAE 40 wt. oil or Bowman Heavy Load Red Grease?

Main Lift Chain Adjustment done correctly?

Main Lift Chain Service done correctly?

8.2 PERIODIC INSPECTION AND MAINTENANCE CHECK POINTS

1. Deformation, cracks or scratches: Check visually

Adjustment: If 2.0 mm or over, adjust with shims to less than 0.5 mm.

Tightening torque for mounting bolt (1).

4. Looseness of cap mounting bolt

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.

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

1. Inspect the load rollers for excessive wear or damage. Rollers with visible flat spots or cracks should be replaced. See Figure 25a.

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

3. Inspect the load roller stub shafts. If they are damaged or have cracks at the base, the upright mast must be re- placed or repaired.

4. Inspect the outer upright thrust plugs. If the wear surface is worn to less than 1/16 in. (1.5 mm), they should be replaced.

5. Inspect the hoist chains as described in Section 5.6-1.

E-MD SERIES FULL FREE LIFT 2-STAGE MAST

1. Inspect the load rollers for excessive wear or damage. Rollers with visible flat spots or cracks should be replaced. See Figure 39.

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

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