HTP EL-80 Installation Manual

58, HTP EL-80 58 building control system can be used to control the set point temperature of the boiler. The control interprets the 0- 10 volt signal as follows; when the signal is between 0 and 1.5 volts, the boiler will be in standby mode, not firing. When the signal rises above 1.5 volts, …

55, 55 PART 7 – FIELD WIRING ELECTRICAL SHOCK HAZARD - For your safety, turn off electrical power supply at service entrance panel before making any electrical connections. Failure to do so can result in severe personal injury or death. Wiring must be N.E.C. Class 1. If …

6, 6 C. CHECK INLET GAS PRESSURE ..................................................................................................................................... 52 D. BOILER GAS VALVE ..................................................................................................…

19, 19 Remove all sides of the shipping crate to allow the boiler to be lifted into its installation location. The boiler is also equipped with leveling feet that can be used to level the boiler properly on an uneven location surface. If surface flooring is rough, take care when s…

30, 30 2. Do not use the boiler to directly heat swimming pool or spa water. 3. Do not fill boiler or operate with water containing chlorine in excess of 100 ppm. Hardness: 7 grains Chloride levels: 100 ppm pH levels: 6-8 TDS: 2000 ppm Sodium: 20 mGL Clean system to remov…