Ga18 Atlas Copco Manual Portable Jun 2026

For those installing a relocated unit, this chapter is vital. It covers piping requirements, foundation vibrations, and electrical connections. It details the "first start-up" procedure, which includes checking the rotation direction of the motor—a step that, if missed, can destroy the airend in seconds.

Mann+Hummel, Donaldson, and Baldwin offer aftermarket equivalents, but ensure they meet ISO 8573-1 purity standards. The manual explicitly states: "Use only filters with βx(c) ≥ 200." ga18 atlas copco manual

: Explains the "Full Load / No Load" design which automatically stops or starts the motor based on air demand to save energy. For those installing a relocated unit, this chapter is vital

| Symptom | Likely Cause (from manual) | Solution | |---------|----------------------------|----------| | | Low oil level or dirty cooler | Add oil; clean cooler with mild detergent. | | Low outlet pressure | Clogged air filter or intake valve stuck | Replace filter; inspect intake valve piston. | | Excessive oil carry-over | Worn oil separator or scavenging line blocked | Replace separator; clean orifice (0.8 mm diameter). | | Unit won’t start | Phase rotation incorrect or motor overload | Swap two supply phases; reset overload relay. | | Unusual belt squeal | Belts loose or misaligned | Tension per manual specs (frequency method). | | | Low outlet pressure | Clogged air