Releases internal pressure when the machine stops. The Oil System (Cooling Circuit)
Several reputable air compressor servicing platforms host downloadable PDF versions of legacy GA7 manuals. Always double-check that the publication date matches your machine's generation. atlas copco ga7ff parts manual
| Component | OEM Part Numbers (Examples) | Notes | |-----------|----------------------------|-------| | | 1613872000 , 1613900100 , 1202626301 [8†L4-L11][8†L13-L15] | Replacement cycle every 1,000–2,000 hours | | Oil Filter | 1202849600 , 1614874799 , 1622783700 , 2906019900 [9†L4-L11][9†L12-L17][9†L31-L36] | Change with every service (4,000 hours or 2 years) | | Air/Oil Separator Element | 1513005800 , 2901091900 , 2911011203 , 1622087100 [7†L10-L13][7†L28-L30][7†L31-L34][7†L39-L42] | Kit 2901091900 includes air filter, oil filter, and separator for GA7/GA11 series | | Safety Valve | 2202 8891 01 [10†L10-L13][17†L4-L7] | Mandatory for overpressure protection | | Drive Belt | 1604641100 [10†L19-L24] | Inspect for wear every 4,000 hours | | Inlet / Suction Valve | 1613900886 , 1622353905 , 1613900811 [15†L33-L36] | Used on GA7FF and related models | | Oil Separator Kit | 2911011203 [7†L31-L34] | Complete kit for GA7FF | | Filter Kit (3‑piece) | 2901091900 [7†L10-L13] | Includes air filter, oil filter, and separator | Releases internal pressure when the machine stops