Secondary Air Manifold Replacement - Napoleon EPA 1100 Installation And Operating Instructions Manual

8.7

SECONDARY AIR MANIFOLD REPLACEMENT

At the end of each burning season inspect the secondary air manifold for warping or deterioration. Replace if
necessary. At this time also check that the door gasket is not worn, frayed or loose. Replace with 1/2" (13mm)
high density fi breglass rope if necessary. Check the airwash gasket located inside the appliance above the
door, replace if deteriorated. Contact your Napoleon dealer for specifi c type and size of the materials required.
NOTE: Do not operate appliance if the manifold, airwash shield or fi bre baffl e is deteriorated or missing.
To remove the secondary air manifold follow these instructions:
A. Remove the screws securing the side shields, slide
them forward and remove from the appliance.
B. Remove the screws securing the rear shield, then
remove the shield from the appliance.
C. Remove the rear bricks, then remove the baffl e.
D. Remove the 2 nuts and bolts securing the
secondary air manifold in place, refer to the
illustration below.
E. Remove the secondary air manifold and gasket.
To reinstall the secondary air manifold follow these
instructions:
A. Locate the slot at the front of the fi rebox chamber, as
illustrated.
B. Insert the tab of the secondary air manifold into the
above mentioned slot and pivot the secondary air
manifold into position.
C. A new gasket MUST be installed between the
secondary air manifold and fi rebox.
D. Insert one of the bolts to hold the secondary air manifold
in place.
E. Working from the inside of the fi rebox, take the second
bolt and install it into position, loosely secure the washer and nut.
F. Remove the fi rst bolt and reinstall as previously described in step E. Fully tighten both nuts and bolts.
G. Reinstall the baffl es and bricks.
H. To reinstall the rear and side shields, refer to steps A and B of the removal instructions.
NOTE: PUSH THE BAFFLE ALL THE WAY TO THE REAR OF THE FIREBOX, LEAVING A MINIMUM
OF 1" (25mm) GAP ALONG THE FRONT. THIS WILL ALLOW FLUE GASES TO PROPERLY ESCAPE THE
FIREBOX.
A
B
SIDE VIEW
SECONDARY AIR MANIFOLD
SLOT
AIRWASH
SHEILD
AND
GASKET
31
EN
NUT AND
BOLT(x2)
W415-1468 / A / 09.30.16