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Vermont Castings LSTF36 Installation Instructions page 4

Thermostatic blower

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Installation Instructions - LDV (ST, CL, CR,
PF)
NOTE: At the time of fireplace installation (before fram-
ing), the blowers can be installed through the end access
panel. Figure 7
1. Remove the lower access panel by pulling up and
away from unit.
2. Remove the glass frame by releasing the three (3)
latches below the firebox opening. Lift glass frame up
and away from unit.
3. Remove logs and grate.
4. Remove wall brick panels if installed and metal false
hearth floor.
5. Remove the four (4) screws, one in each corner of the
end cover panel at the end closest to the pilot. Figure
7
Figure 7
6. Remove the blower mounting bracket from under the
floor of fireplace by removing the two (2) screws in the
floor for each bracket. Figure 7
7. Mount the blower to the mounting bracket with the #14
x 3/4 screws provided. Figure 7. NOTE: The blower
may be mounted on either side of unit according to
which side the air is to be discharge.
8. Slide the blower mounting brackets with blower in-
stalled through the access door or before framing in
the fireplace, through the end access panel. Reas-
semble blower mounting bracket with the screws re-
moved.
9. Attach the Speed Control: Bend one of the mount-
ing tabs up 90° on the floor of the fireplace access
4
KT1358
LDV blower install
area and mount the speed control by first removing
the knob, wall bracket and nut. Slide the control stem
through the hole and secure with the nut and replace
the knob. Figure 8
Figure 8 -
Speed Control
10. Install Thermal Sensor:
NOTE: There are two (2) thermal sensors packed in
this kit. Be sure to install the correct sensor. Figure 9
The sensor holding clip is located behind the square
plate on the end wall closest to the pilot. There is one
on each side. Choose the one on the same side as the
speed control. Remove the two (2) outer screws hold-
ing the plate and remove from wall. Replace gasket if
needed with new gasket provided. Slide the thermal
sensor into the clip until it snaps in place. Make sure
the terminals on the thermal sensor are perpendicular
to the clip. Figure 9. Route the two (2) sensor wires
down through the blower air channel to the lower ac-
cess area. Reattach the sensor plate to wall.
Clip
 
 
 
 
 
Thermal Sensor
11. Connect wiring according to the wiring diagram shown
in Figure 5.
WARNING: It is important to wire tie loose wires and ar-
range the wiring harness neatly so the wires cannot come
in contact with blower fan blades.
12. Plug the power cord to the junction box.
KT506
13. Reinstall end cover wall, false hearth floor, firebrick,
thermal sensor
grate, logs and glass in reverse order of removal.
14. To operate the blower, turn fireplace ON. Turn the
knob on the speed control clockwise. The blower
should be operating at the highest speed within 10
minutes. Continue to turn the knob until it reaches the
desired speed. If the low setting is set too low, it can
be adjusted. Figure 6
Vermont Castings Group
149 Cleveland Drive • Paris, Kentucky 40361
www.vermontcastingsgroup.com
KT1359
speed control
 
Figure 9 -
Thermal Sensor
Installation
79D0009

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