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ISD Flow Meter Installation Guide Before You Begin This product is to be installed and operated in the highly combustible environment of a gasoline dispenser where flammable liquids and explosive vapors may be present. Improper installation may result in fire or explosion causing serious injury or death. The following hazards exist: 1. Electrical shock resulting in serious injury or death may result if power is Jon during installation and the device is improperly installed. 2. Product leakage could cause severe environmental damage or explosion resulting in death, serious personal injury, property loss and equipment damage. Observe the following precautions: c. 1. Read and follow all instructions in this manual, including all safety r warnings. 2. Comply with all applicable codes including: the National Electrical Code; federal, state, and local codes; and other applicable safety codes. 3. Before installing this device, turn Off, tag/lock out power to the system, including console and submersible pumps. 4. To protect yourself and others from being struck by vehicles, block off your work area during installation or service. 5. Substitution of components may impair intrinsic safety. Before You Begin • A level 1 or higher certified Veeder-Root Technician must be available (on site) to assist in this type of installation. • Comply with all recommended safety practices identified by OSHA (Occupational Safety and Health Administration) and your employer. • Follow all installation requirements as per NFPA (National Fire Protection Association) 30, 30A, and 70. • Review and comply with all the safety warnings in the installation manuals and any other national, State or Local requirements. • A 2 -conductor, 18 AWG shielded cable must be installed in intrinsically safe conduit from each dispenser to the intrinsically safe wiring compartment of the TLS console. • Debris from plumbing modifications should be flushed through the piping system prior to installing the ISD Vapor Flow Meter. • Use only UL recognized Gas/TFE yellow teflon tape on all fittings. Do not use pipe dope to seal pipe threads or fittings in and out of the ISTD Vapor Flow Meter.