59Appendix Heat Pump Chiller 140-210Hydraulic circuit diagramLWCVDFSCLLWTEWTRAG RAGPHECLPAEWCFTMNMNVVVRFCFCVAVALWCVDFSCLLWTEWTRAG RAGPHECLPAEWCWPWPVEWPSSSVDPAWTFTWPTMNMNVVVRFCFCVAVALWCVDFSCLLWTEWTRAG RAGPHECLPAEWCWPVEWPSWPTSSVDPAWTFTWithout pump versionRecommended installation - Single pump versionUnitUnitInstallationInstallationRecommended installation - Double pump version