ACV COMFORT 45 Installation And Maintenance Manual

Contents

ACV COMFORT 45 Installation And Maintenance Manual Manual pdf 21 page image

19Filling the Inner (Domestic Water) Tank• Never use water heater unless inner andouter tanks are completely filled with water.• Inner tank must be completely filled andpressurized before pressurizing outer tank.1. Close domestic water drain valve.2. Open domestic water isolation valves forwater heater.3. Vent air from inner (domestic water) tank byopening nearest hot water faucet. Filldomestic water tank completely by allowingwater to run until there is a constant flow ofwater.4. Close hot water faucet.Filling the Outer (Boiler Water) Tank• Never use water heater unless inner andouter tanks are completely filled with water.• Inner tank must be completely filled andpressurized before pressurizing outer tank.1. Close boiler water drain valve at boiler wateroutlet of water heater.2. Open water heater’s boiler water isolationvalves.3. Allow air to escape from outer (boiler water)tank by opening manual air vent located ontop of water heater.4. Follow instructions furnished with boiler tofill with water.5. When tank is full and air stops escaping,close the manual air vent.6. If antifreeze is used in boiler water, checkconcentration. Boiler water (including addi-tives) must be practically non-toxic, havingtoxicity rating or class of 1, as listed inClinical Toxicology of Commercial Products.Do not use automotive, ethylene glycol orpetroleum-based antifreeze. Do not use anyundiluted antifreeze. This can cause severepersonal injury, death or substantial propertydamage.CAUTION CAUTIONWARNINGWater Heater Start-UpComfort manual _Comfort 55 9/8/14 10:29 AM Page 21