Harman Stove Company PB 105 Boiler User Manual


 
15
Installing Duct

Cold return water temperature (Sustained temperatures below 140 degrees Fahrenheit) will lead to condensation in the
rebox. This moisture can lead to creosote formation. To help minimize moisture and creosote, it is strongly recommended that
some form of temperature balance is incorporated into the return water system.
 All of the pressurized system components shown are not nec-
essary. Air vents or bleeders will need to be removed from the plumbing system to prevent air from entering the lines. Control
Dipswitch #6 will need to be turned “ON”.