SERVICE PROCEDURE D24-V
Flue Baffle Removal, Inspection
WARNING
Heater components may be HOT when performing the following steps in this procedure.
Take necessary precaution to prevent personal injury.
Step 1. | Disconnect (unplug) water heater from electrical supply. | 27 |
Step 2. Disconnect venting from draft diverter and remove draft diverter from top of water heater.
Step 3. Disconnect flue damper from wire harness and remove flue damper from top of water heater (see photo 27).
Step 4. If required, turn “OFF” water supply & disconnect top plumbing connection from top of water heater.
Step 5. Remove screws holding jacket head to top of water heater and remove jacket head from top of water heater. Note, it may be necessary to use a screw driver to pry underneath jacket head (see photo 28).
Step 6. Remove insulation from top of water heater to expose collector cover.
28
Step 7. Remove screws from side (or top) of collector cover. Note, it may be necessary to chisel away some foam to access screws (see photo 29).
29
Step 8. Remove collector cover from water heater by using pipe wrench as illustrated in photo 30.
Step 9. | Remove flue baffles from water heater. Note, it may be necessary |
|
| to use pliers to loosen and remove baffles from flue tubes (see photo 31). | 30 |
Step 10. Visually inspect flue baffles. Flue baffles may show signs of oxidation; this is normal. If the oxidation has deteriorated any portion of the flue baffle, replacement is recommended. If any restrictors are missing, replacement is recommended.
Step 11. Upon completion of inspection or subsequent replacement, reinstall flue baffles into heater.
31
Step 12. Reinstall collector cover and insulation over collector cover. | Flue Baffle |
|
Step 13. Reinstall jacket head, flue damper and draft diverter. Reconnect venting.
Step 14. Reconnect plumbing connection to top of water heater & turn on water supply if required.
Step 15. Check for leaks and verify proper operation.
Page 35
35