TEMPRITE ROOF TOP AIR MAKE UP UNIT #105
      Nov.23/99 Oct.6/00 Oct.15/01   Oct.19/04  
         
MAIN REGULATOR LOCKUP: 11.75 "wc 10.9 "wc 14.2 13  
         
GAS PRESSURES Gas Supply "wc 11.5 9.7 11.6 9.3  
  Low Fire "wc -3.5 -4 -4.5    
  High Fire "wc 1.5 1.05 1.72    
                 
          High Fire Low Fire High Fire Low Fire
COMBUSTION AIR:     O2 O2% 10.7 11.4 11.6 18.3 11.5 14.7
  CO ppm 134 0 900 4 4
  CO2% 5.8 5.4 5.3 1.5 5.3 3.5
  Stack F 457 430 211 C 113 C 196.6 C 128.5 C
    Efficiency% 74 85.9 75.30% 65.80% 76.90% 79.20%
         
OVERFIRE DRAFT (high fire) "wc -0.16 -0.105 -0.5 -0.83 -0.92
         
SAFETY CUTOUTS: Low Gas "wc 2.5 OK OK   OK  
  Hi Gas "wc 12 OK OK   OK  
  Flame Failure (within 4 sec) OK OK OK   OK  
                 
SETTINGS: Roomstat C 20 21 18 64 F
  Ductstat F 62 64 59  
                 
COMMENTS:              
Oct.19/04 1.) New Burner Drawer installed  
  2.) Installed new downstream Fluid Power SSV  
  3.) Modutrol Gas Valve modulates continuously, even during purge and TFI  
  4.) Induction Fan vibration especially during purge.  
Oct.15/01 1.) Downstream Fluid Power gas valve leaking - New valve kit installed    
  2.) New detector and Ignition electrodes installed  
  3.) Pilot solenoid leaking by  
  4.) Supervisory Cock greased  
  5.) High CO was experienced at low fire  
  6.) Actuator on downstream Gas Valve still showing signs of oil leakage  
Oct.6/00 Supervisory gas cock (plug) leaking by - regrease      
  Actuator on downstream fluid-power gas valve leaking oil- tested OK  
  High CO was experienced at low fire          
Past Work Done: