Lennox Hearth MERIT PLUS MP-36OD - Manual (Page 7)

NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE. 7
IMPORTANT! IF THE AIR GATE IS INSTALLED
UPSIDE DOWN (WITH THE NOTCH POSI-
TIONED ON THE UPPER HALF) IT WILL NOT
WORK PROPERLY. REFER TO FIGURE 9.
c. Ensure the air gate arm remains attached
to the air gate, secure the Air Gate to the
fi replace, with the screws provided, as shown
in Figures 12 & 13.
d. Verify the mechanism is working by pulling
to open and pushing to close.
3. Install the Outside Air Collar with the screws
removed earlier (see Figure 14).
Assemble the Air Gate and Arm as shown.
Air Gate Assembly
Air Gate Assembly
Air Gate Arm
Air Gate Arm
Figure 9- Outside Air Kit Gate
Right Outside Panel
on Fireplace
Firebox
Feed The Arm Through Side Frame Opening
Using a screwdriver bend this tab outward, if
necessary, for the arm to clear the opening
Align Air Gate Assembly to Opening
Secure Air Gate Assembly 4 Places
Front Face
Figure 10 - Air Gate Assembly to Fireplace
Reinstall Outside Air Collar
Figure 12 - Position Air Gate
Figure 13 - Install Screws
Figure 11 - Air Gate Arm in Front
Figure 14 - Reinstall Connector
4. Install an Outside Air Kit (with duct and hood)
per the instructions provided with kit.
a. If the outside air kit is NOT installed, you
must install the Outside Air Cover provided
with the instructions kit.
b. If an outside air kit IS installed, the Outside
Air Kit Gate must be installed (see Page 23
of ordering information).
The Outside Air Kit Gates are required
on all indoor installations only. They
are not approved for use on oudoor
installations.
Air Gate Operation Instructions
Install the Air Gate Kit per the instructions
provided with kit (see Page 23 for ordering
information).
Figure 15
Combustion Air Actuator
Pull Forward to Open,
Push Back to Close
To operate, push the end of the actuator arm
to the left as shown in Figure 15, until it "pops"
free of its "locked" position. Pull the actuator
forward to open the combustion air door, and
push it back to close. To "lock" the combustion
air door closed, ensure the actuator is pushed
all the way back then push the end of the actua-
tors to the right until the step in the actuator
moves behind the appliance front face within
the slotted opening.
Operate the actuator through several cycles
including the "lock" position. Ensuring proper
operation and freedom of movement. Return
the actuator arm to the locked position.
Air Gate Kit (purchased separately)
Position the Air Gate Assembly as Shown
Arm
Side Frame
Opening
When assembled onto appliance, the
notch here must be positioned as shown