Optional Top Vent Application
The DVB4136 fireplace is shipped as a rear vent unit. If the layout requires a top vent, convert the unit following the steps below.
1.Remove the 10 screws securing outer collar adapter to fireplace. (Fig. 10)
2.Set outer collar adapter aside.
3.Remove insulation from top of unit and discard. Re- move the four (4) screws securing flue cover to top of unit and remove flue cover. (Fig. 11)
4.Remove the four (4) screws securing flue pipe to back of unit. Remove flue pipe. (Fig. 11)
5.Secure flue cover to back of flue outlet. Be sure to replace gasket. (Fig. 13)
6.Install flue pipe and gasket removed in step 4 to top of unit with four (4) screws. Be sure to replace gas- ket. (Fig. 13)
7.Secure outer collar adapter to unit with the round collar on top, secure with 10 screws.
NOTE: Be sure not to damage any gasket material.
Outer |
| |
Collar |
| |
Adapter |
| |
Flue |
|
|
Pipe |
|
|
| Remove |
|
| Screws |
|
| (5) |
|
Remove Screws |
| |
(5) |
| FP1030a |
Fig. 10 | Remove screws from outer collar adapter. |
|
| Insulation |
|
Flue |
|
|
Cover |
|
|
Flue |
| |
Pipe |
| |
|
| Remove |
|
| Screws |
|
| (4) |
| Remove Screws (4) | FP1027 |
|
| |
Fig. 11 | Remove flue cover and flue pipe. |
|
20012322 |
| |
DVB4136 Direct Vent Gas Fireplace
CAUTION: Remove insulation. Insulation extends beyond opening in top of unit. Be sure to remove all insulation before completing 
conversion. Insulation measures 9¹⁄₄” x
22³⁄₄” (23.5 cm x 57.8 cm). If the unit is con- verted back to a rear vent, the insulation (Part number 20003129) must be replaced.
| Flue Pipe |
|
|
| Replace |
|
| Screws (4) |
Replace |
| |
Screws |
| |
(4) |
|
|
| Flue Cover | FP1028 |
|
| |
Fig. 12 | Replace flue cover and flue pipe. |
|
FP1031a
Fig. 13 Complete conversion.
After conversion to top vent configuration, the 4” (102 mm) flue pipe should be con- centric within the 7” (175 mm) outer collar.
11