Optional Fan/Blower System; (Signature Command System) - Monessen Hearth BLDV400 Installation And Operating Instructions Manual

OPTIONAL FAN BLOWER SYSTEM
OPTIONAL FAN/BLOWER SYSTEM (BLOTBCDVSC)
Installation Instructions
Wiring
1. Before installing the blower, wire the receptacle into an electri-
cal circuit. This should be done before framing the fireplace.
Wire with minimum 60° C wire in accordance with prevailing
codes.
2. Remove the external junction box cover by removing the screw
from the left side of the outside firebox wall. Junction box was
installed at the factory.
3. The junction box cover has a factory installed "romex" style
strain relief connector. After connecting the wires, route the wire
leads through this connector. Refer to the wiring diagram in Fig-
ure 52.
Before Installing the Blower
1. Always turn off the gas supply and allow the unit to cool down before pro-
ceeding.
2. Clean the inside of the firebox (wall and floor), where the blower and wires
will be installed. Make sure the firebox wall and floor are clean and dry be-
fore mounting the blower.
Installing the Blower
1. Remove the lower access panel by pulling up and away from unit.
2. Remove glass frame by releasing the two (2) latches (500 model has three
(3) latches) below the firebox opening and lifting glass frame up and away
from unit.
3. Remove logs.
KT503
Figure 54 -
Magnet Installation
10. Turn blowers with discharge vent facing up. Slide the discharge vent so that it is facing up. Slip
discharge vent flange under the flange bracket flush against the sidewall. Slide blower side tabs
KT503
over into side flange. Figure 56. The blower is now locked in place.
blower magnets
11. Remove control box from engine assembly by cutting the wire ties. Lift the metal bracket up and
11/08
slide forward.
10. Align the connector pin on the AC box to the control box and gently push them together using the
guiding block as a guide. Figure 57
12. Secure the AC box to the control box using screw provided.
13. Connect the blower according to the wiring diagram. Figure 58
14. Replace engine, brick, grate, logs and door in reverse order of removal.
38
4. Remove grate from engine by
lifting up.
5. Remove hearth brick and wall
brick panels.
6. Disconnect the gas line to the valve.
7. Remove screws securing engine base to firebox floor and lift engine up to
Magnet
remove.
8. Two (2) magnetic strips have been supplied to secure each blower to the
firebox floor. Place on bottom of each blower before installing. Figure 54
9. The blowers are to be inserted flat through the engine cutout in the firebox
floor. Slide each blower over to the sidewall location. Figure 55
Junction Box
Figure 52 - Junction Box Wiring Diagram
FP1912
Junction box wiring
8/08
Figure 53 -
Blower Location
FP1918
blower location
9/08
10V AC
60Hz
Factory Supplied
Not Supplied
FP1918
74D0009