2008 GEA FES Systems Plate Heat Exchanger for Ammonia / Glycol service. Model: 4WP-A2-1. Nat’l Bd.: 9784. Year: 2008. S/N: G2008000241. Drawing: 0800241 REVO. FES Job No.: 08115-16. MAWP Chamber 1: H1 and H3, 150 PSIG at 185F. MAWP Chamber 2: H2 and H4, 250 PSIG at 185F. MDMT Chamber 1: H1 and H3, -20F at 150 PSIG. MDMT Chamber 2: H2 and H4, -20F at 250 PSIG. Test Pressure: 195 PSIG, 325 PSIG. Operating Temp: 185F max, -20F min. Platage Dim (L) Max/Min: 9.375 in / 9.25 in. Platage dim based on: 34 plates, 0.5 MM thick. Certified by APV Products, Heat Transfer-Goldsboro. GEA Division. RVS Vessel: 20656. Certified by Refrigeration Valves & Systems Bryan, TX. MAWP 300 PSI at 300F. MDMT -50F at 300 PSI. S/N: 43488. Year: 2008.