(5)Additionally the following points should be considered:
(a)Each unit is supplied with a ½” NPT male connection to the fill valve. Refer to the NH series indoor installation guide for allowable pressures and fill rates.
(b)ALL OUTDOOR LINES MUST BE PROPERLY HEAT TRACED AND INSULATED TO PREVENT FREEZING
(c)It is recommended to install and additional guide shut off valve within the building to allow isolation of the water to the unit for easy servicing. The guide shut off valve must be accessible to service personnel.
