MODULEX EXT 321, 481, 641, 802, 962, 1123 BOILERS
Installation, Operation & Maintenance Manual
OMM-0087_0F AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 Page 33 of 146
GF-143 Phone: 800-526-0288 07/13/15
Figure 3-9: Rear Exhaust Kit (P/N 00364937) for Changing Exhaust Outlet from RIGHT
HAND side to REAR
Reversing Gas Manifold Connections 3.8.2
To move the gas connection from the RIGHT HAND side (standard delivery position) to the LEFT
HAND side, swap the end plate and the gas supply connector screwed onto the gas manifold
ends as shown in Figure 3-10. Ensure that the gaskets for ALL connections are reversed along
with the connectors themselves.
Figure 3-10: Reversing Gas Connections from RIGHT HAND to LEFT HAND
Exhaust
Opening Cover
Gas Manifold
Gas Manifold
Gasket
Gas Manifold
End Plate
Gas Manifold
Gasket
NOTE
Torque all bolts to 8.85 ft-lbs (12 N/m)