Examples of Mechanical Minor Maintenance

DOE-STD-1050-93

A PPEN D IX C

EXAMPLES OF MINOR MAINTENANCE

A. The following are examples of work that may qualify as minor maintenance:

1. Manual Valve: Adjust packing on manual valves not subject to testing, repair or

replace handwheel, lubricate valve stem.

2. Pumps: Adjust packing; adjust cooling water flow.

3. Flanges: Tighten to stop leakage (not to exceed recommended torque values).

4. Diaphragms: Seal against in-leakage.

5. Brackets/Hangers: Replace missing bolts (except safety-related/seismically qualified or

material substitution).

6. Doors: Repair or replace knobs, hinges, bars, or closures.

7. Plumbing: Repair or replace commodes, water fountains, sinks.

8. Structures: Patch walls, roofs, etc. (except fire barrier seals).

9. Grating/Stair Treads: Repair or replace grating, clips, or treads.

B. The following are examples of work that does not qualify as minor maintenance:

1. Manual Valves: Adjust packing on valves that require testing.

2. Motor-operated Valves: Adjust or replace packing.

3. Pumps: Replace packing or seals, replace casing bolts, replace gasket.

4. Flanges: Replace gasket or fasteners; install or remove blank flange.

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