Enviro 50-1935 User manual

50-1935 Heat
Distribution Kit
Figure 1: Heat Distribution Kit’s Parts Diagram.
Please ensure that your Heat
Disribution Kit has not been damaged.
IMPORTANT: When installing the Heat
Distribution Kit, the clearances shown
in Figure 12 must be maintained.
Rear of the Unit
Hot Air Duct Angle
Hot Air Duct
Duct Cover Plate
Rear Standoff
Rear of the Unit
Item Description
1 Hot Air Duct
2 Hot Air Duct Angle
3 Fireplace Vent Duct
4 Fan Bezel
5 Front Access Cover
6 Fan
7 Fan Housing Assembly
8 Fan Housing Mounting Bracket
9 5” Round Flex Line Air Duct
Figure 2: Remove the duct cover.
1. Remove the rear standoff and the duct
cover plate from the back of the unit.
Figure 3: Install the hot air ducts.
2. Insert the hot air duct and the hot air duct angle into the cut out
(refer to Figure 3). Secure the ducts to the back of the replace
through the pre-drilled holes with hex head screws.
3. Cover the hot air duct opening with the Fireplace Vent Duct
(refer to Figure 4). Push the vent duct kit against the back of
the replace and secure it in place with ve (5) ¼” HWH self
drilling screws.

4. With the “Figure 5: Fan housing overall
dimensions.” and “Figure 6: minimum installation
ClearanCes For Fan.” Cut a opening for the fan
in the wall board; minimum 14⅜” by 8⅜”. It
cannot be less than 12” from the ceiling and
1¾” between fan housing to the closest stud
or combustible materials. Do not install in
front of the vent.
2x4 Wall Stud
Fan Housing
Fan Mounting Brackets
C
L
Ceiling
2"x4" Wall Stud
Fan Housing
Fan Cut Out
12"
(305mm)
13/4"
(44mm) 13/4"
(44mm)
171/4"
(438mm)
Min 143/8"
(365mm)
Min 83/4"
(222mm)
Hot Air Duct
TYP 16"
(406mm)
13
3/
4 "
(349mm)
2"
4
1/
16 "
(103mm)
8
1
/ 16 "
(105mm)
21/ 4 "
(57mm)
21/ 4 "
(57mm)
18
1/
4 "
(464mm)
5
1/
16 "
(129mm)
Figure 4: Install the vent duct kit.
Rear of the Unit
Hot Air Duct
Opening
Fireplace
Vent Duct
Vent Duct Collar
Fireplace
Figure 5: Fan housing overall dimensions.
Figure 6: Minimum Installation Clearances for Fan.
5. Mount and secure the fan housing assembly to the framing members or to the 2x4 wall studs using the
mounting brackets and screws provided in the kit (refer to Figure 7).
Note: The brackets have a guided ange which provides the minimum spacing required between the fan
housing and 2x4 wall studs or combustible materials.
6. Wire the fan (refer to Figure 8)
a) Feed the 110-120 VAC electrical service wires through the strain relief and through the service hole on the
bottom of the fan housing.
b) Secure the service wires to the strain relief.
c) Use the wire nut to join the wires to the service wire.
d) Secure the service ground wire to the ground screw on the cover plate.
Figure 7: Mounting fan housing.

8
3
/ 4 "
(222mm)
14
3
/ 8 " (365mm)
Fan Grille
(Not Supplied)
Fan Bezel
Fan Housing
Strain Relief
Ground
Cover Plate
Fan Housing
Figure 8: Wiring fan.
e) Secure the cover plate to the
back of the fan housing with
screws
f) Secure the service wires to the
strain relief
f) For wiring options see Figure 9.
8. Attach the 5” Aluminum Flex Vent
to the Fireplace Vent Duct Collar
with sheet metal screws or a vent
strap and run the vent to the Fan
Housing Vent Duct Collar. The Fan
Housing Vent Duct can be installed
through the rear or the bottom
of the Fan Housing as shown in
Figure 10.
ΙMPORTΑΝΤ: Maintain a minimum
of 2” (51mm) clearance between
the ex lines and combustible
materials.
Fan Housing
Vent Duct Collar
Fireplace Vent
Duct Collar
5" Aluminum
Flex Vent
Figure 9: Fan wiring options.
Figure 11: Install fan bezel & grille.
Figure 10: Optional install with two (2) heat distribution kits.
Optional Note: An 8ft (2.4m) 5” Aluminum Flex Vent is
provided. Extra length of 5” Aluminum Flex Vent can be
added using a coupling provided by the installer
9. Attach the fan bezel to the fan cut out and secure the fan
bezel to the wall board with screws.
10. Cover the cut out with a fan grille.
When installed, the Power Vent Kit, must be electrically
grounded in accordance with local codes or, in the absence of
local codes, with the National Electrical Code, ANSI/NFPA 70,
or the Canadian Electrical Code, CSA C22.1.
WARNING: Electrical Grounding Instructions
This appliance is equipped with a three-prong (grounding) plug
for your protection against shock hazard and should be plugged
directly into a properly grounded three-prong receptacle. Do not cut or remove the grounding prong from this plug.
Periodic examination of venting systems should be done by a qualied agency.

MANUFACTURED BY:
SHERWOOD INDUSTRIES LTD.
6782 OLDFIELD RD. SAANICHTON, BC, CANADA V8M 2A3
February 18, 2015
www.enviro.com
C-14548
** 52 1/4"
(1327mm)
to Header
A
A
90" (2286mm)
to Internal
Ceiling
60" (1524mm)
Chase Minimum Width
44 5/8"
(1133mm)
Minimum
26 1/2" (610mm)
Chase Minimum
Depth
** Minimum Height from
the base of the unit.
Figure 12: Q4 Installation Clearances with Heat Distribution Kit.