112126-01BFor more information, visit www.desatech.comFor more information, visit www.desatech.com8NOTICE: If installing blower in an existing stoveburner system with gas connections, shut off gassupply and disconnect heater from gas supply. Con-tact a qualified service person to do this.INSTALLING OPTIONAL BLOWERACCESSORYFigure 17 - Blower Assembly, Speed Control, and ThermalSwitch LocationsFigure 16 - Removing Rear Cover and Bottom Cover from StoveBodySpeedControlBlowerControlKnobLocknutBlowerAssemblyThermalSwitch andBracketControlShaftTOP VIEWStove BodyRear CoverBottom CoverHexScrewsMountingScrewsMountingScrewsHex Screws MountingScrewsMounting HolesScrewsMountingHolesCAST IRON STOVE ANDDIRECT-VENT BURNERSYSTEM ASSEMBLYContinuedCAST IRON STOVE AND DIRECT-VENT BURNER SYSTEM ASSEMBLYInstalling Optional Blower AccessoryINSTALLING THE BLOWER1. Remove 4 hex screws securing rear cover to back of stove body(see Figure 16).2. Separate bottom cover from rear cover by loosening the 8mounting screws (see Figure 16).3. Align the holes in the top mounting tabs of blower with theholes in wall of rear cover. Using the 4 screws provided, mountblower and tighten screws securely (see Figure 17).4. Thermostat Blower Only: Attach thermal switch and bracketto inside rear cover wall with two hex head screws provided asshown in Figure 17. After securing bracket to rear cover, care-fully bend along existing bend line on bracket to almost a 90°angle (see Figure 17). This will allow thermal switch to bepositioned against stove rear wall and sense temperature whenin operating mode.5. Place speed control on left inside of rear cover and push theplastic control shaft through opening (see Figure 17).6. While supporting speed control, secure control shaft with locknut by pushing and turning lock nut with pliers clockwise un-til tight against the side of rear cover. Place control knob pro-vided onto shaft.