Vermont Casting NVC39 User Manual

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6
NVC Series B-Vent 
20000194
Gas Specifications
1.  Choose the unit location.                                     
2.  Place the unit into position and secure it to the floor 
with 1¹⁄₂” (38mm) screws, or nails. The holes to 
secure the unit to floor are located just behind the 
access door grille on the left and right side of the 
unit.
3.  Frame in the fireplace with a header across the top. 
It is important to allow for the finished wall face when 
setting the depth of the frame.
4.  Attach the fireplace to the frame using the adjustable 
frame drywall strips (located behind the access door 
for shipping). Preset the depth to suit  the facing 
material of the wall. The strips are adjustable to 1/2” 
(13 mm), 5/8” (16 mm), or 3/4” (19 mm). (Fig. 4) 
5.  Screw through the slotted holes in the drywall strip 
and into pre-drilled holes in fireplace side. Measure 
from face of fireplace to the face of the drywall strip 
to confirm the final depth.
Check fireplace to make sure it is levelled 
and properly positioned.
Framing and Finishing
Final Finishing
Noncombustible materials such as brick or tile may be 
extended over the edges of the face of the appliance. 
DO NOT cover the window frame assembly, any 
vent, louvre top assembly  or louvre bottom assem-
bly.
If a Trim Kit is going to be installed on the fireplace, the 
brick or tile will have to be installed flush with the edges 
of the appliance.
NVC36 / NVC39 / NVC43 
CERTIFIED To
ANSI Z21.50b-2005 / CSA  2.22b-2005
Vented Gas Fireplace Heaters
High Elevations
Input ratings are shown in BTU per hour and are 
certified without deration for elevations up to 
4,500 feet (1,370m) above sea level.
For elevations above 4,500 feet (1,370m) in USA, 
installations must be in accordance with the 
current ANSI Z223.1/NFPA 54 and/or local codes 
having jurisdiction.
In Canada, please consult provincial and/or local 
authorities having jurisdiction for installations at 
elevations above 4,500 feet (1,370m).
   
Natural 
LP
  Minimum Inlet Pressure 
5.5" w.c.  11.0" w.c.
  Maximum Inlet Pressure  
14.0" w.c.  14." w.c.
  Manifold Pressure 
3.5" w.c.  10.0" w.c.
Gas Inlet & Manifold Pressures
FP1023
side nailing flange
1/27/00  djt
A
B
C
Fig. 4  Adjustable drywall strip (nailing flanges).
Adjustable Drywall Strip
(Nailing Flange)
 
Screw 
Drywall
 
Position 
Depths
 
1/2” / 13 mm
 
5/8” / 16 mm
 
3/4” / 19 mm
FP1023
Adjustable  
1/2”, 5/8” &   
3/4” Spacing
 
 
 
 
Max. 
Min.
  Model 
Fuel 
Gas Control 
Input 
Input
  NVC36RN  Natural 
Millivolt Hi/Lo 
25,000  17,500
  NVC36RP  Propane 
Millivolt Hi/Lo 
25,000  18,750
  NVC36VN  Natural 
24V Hi/Lo* 
25,000  17,500
  NVC36NP  Propane 
24V Hi/Lo* 
25,000  18,750
  NVC36EN  Natural  Electronic Ignition  25,000  17,500
  NVC36EP  Propane  Electronic Ignition  25,000  18,750
  NVC39RN  Natural 
Millivolt Hi/Lo 
30,000  21,000
  NVC39RP  Propane 
Millivolt Hi/Lo 
30,000  22,500
  NVC39VN  Natural 
24V Hi/Lo* 
30,000  21,000
  NVC39VP  Propane 
24V Hi/Lo* 
30,000  22,500
  NVC39EN  Natural  Electronic Ignition  30,000  21,000
  NVC39EP  Propane  Electronic Ignition  30,000  22,500
  NVC43RN  Natural 
Millivolt Hi/Lo 
33,000  23,100
  NVC43RP  Propane 
Millivolt Hi/Lo 
33,000  24,750
  NVC43VN  Natural 
24V Hi/Lo* 
33,000  23,100
  NVC43VP  Propane 
24V Hi/Lo* 
33,000  24,750
  NVC43EN  Natural  Electronic Ignition  33,000  23,100
  NVC43EP  Propane  Electronic Ignition  33,000  24,750
Units: B32H00, B32I00, B33A00, B33B00, B32J00, 
B32K00, C32H00, C32I00, C32A00, C32B00, C32J00, 
C32K00, D32H00, D32I00, D33A00, D33B00, D32J00, 
D32K00
NOTE: VN and VP models are for use the PVS-1 Power 
Vent System.