Vanguard Heating SBVRBP - Manual (Page 8)

8
®
CAST IRON STOVE AND BURNER SYSTEM
106707 For more information, visit www.desatech.com
SBVRBN AND SBVRBP
INSTALLING REAR COVER
1. Place rear cover behind stove body.
Rear cover will rest on the bottom ledge
of the stove body.
2. Place wire harness from ON/OFF
switch under the cast of stove body.
3. Using hex screws provided, attach
rear cover to back of stove body. See
Figure 19.
IMPORTANT: This rear cover must be
securely in place before venting pipes
are installed.
4. Open lower door panel on front of stove
to locate valve.
Figure 19 - Installing Rear Cover (Shown
with Optional Blower Accessory)
Rear Cover (Shown with
Optional Blower)
Hex
Screws
Blower
Power
Cord
ON/OFF
Switch
Wire
Harness
ON/OFF
Switch
Figure 20 - Control Valve Terminals
To Control
Switch
5. Place speed control on left inside of rear
cover and push the plastic control shaft
through opening (see Figure 17, page 7).
6. While supporting speed control, secure
control shaft with lock nut by pushing and
turning lock nut with pliers clockwise
until tight against the side of rear cover.
Place control knob provided onto shaft.
7. Place the green ground wire between the
bottom hole on the blower assembly and
the hex screw and tighten (see Figure 18).
8. Connect the blue wire on the blower
assembly to one side of the thermal
switch (see Figure 18).
9. Connect the black wire to the other side
of the thermal switch (see Figure 18).
10. Connect the white wire to the other ter-
minal on the blower motor assembly (see
Figure 18). Make sure the thermal switch
has been properly installed to fit against
back of burner system insert after the rear
cover assembly has been reinstalled.
WARNING: Never touch the
blower wheel while in operation.
WARNING: Failure to position
the parts in accordance with sup-
plied diagrams or failure to use
only parts specifically approved
with this heater may result in dam-
age or personal injury.
Figure 18 - Blower Wiring Layout
11. Make sure all wire connections to ter-
minals on blower motor and thermal
switch are securely attached and that
the screw retaining the green ground
wire is tight.
12. Check to make sure that the power cord
is completely clear of the blower wheel
and that there are no foreign objects in
blower wheel.
13. Peel off the backing paper and stick the
supplied wiring diagram decal on the
inside of rear cover as shown (see Fig-
ure 18).
14. Reattach bottom cover to rear cover
with 8 screws (see Figure 16, page 7).
Make sure that you don’t pinch any
wires during reassembly. Route power
cord through plastic bushing in bottom
of rear cover.
CAST IRON STOVE
AND DIRECT-VENT
BURNER SYSTEM
ASSEMBLY
Continued
5. Connect one wire terminal from ON/OFF
switch to the THTP terminal on the valve.
Connect remaining wire terminal to the
TH terminal on the valve. Make sure that
the wire terminals are in the positions on
the unit as pictured in Figure 20. If wires
are not connected as shown, the ON/OFF
switch will not work.
Green Ground Wire
Wiring
Diagram
Decal
Speed
Control
Black
Wire
White
Wire
Blue Wire
Power Cord
(Route Through
Plastic Bushing
in Bottom Cover
When
Assembled)
Screw
Thermal
Switch