Innovation Hot Water Hot Water Boiler User Manual
- INTERNATIONAL
CHAPTER 6 – MAINTENANCE
Page
76
of
174
AERCO International, Inc.
•
100 Oritani Dr.
•
Blauvelt, NY 10913
OMM-0120_0A
11/15/2016
Phone: 800-526-0288
GF-128-I
Fireside Inspection - Continued
PARTIAL RIGHT-SIDE VIEW – BASE & SUPPORT BRACKET REMOVED FOR CLARITY
Figure 6-3. Intake Manifold & Exhaust Manifold Locations
--CAUTION -
The intake manifold, burner and exhaust manifold assemblies weigh
approximately 25 pounds. Use care when removing these assemblies in the
following steps.
11.
While supporting the intake manifold, loosen and remove the six (6) 5/16-18 hex nuts
securing it to the studs protruding from the exhaust manifold.
12.
Carefully lower and remove the intake manifold, burner assembly, the two burner gaskets
(P/N
GP-18899
), and the intake manifold flange gasket (P/N
81198
). See Figures 6-3 and
6-4.
13.
Disconnect the exhaust temperature sensor (Figure 6-3) by unscrewing it from the exhaust
manifold.
14.
While supporting the exhaust manifold, remove the two (2) side nuts (Figure 6-5) securing
the manifold to the heat exchanger. Loosen, but
do not remove
the third nut nearest to the
front of the unit.
15.
Remove the exhaust manifold from the unit.
16.
Inspect the exhaust manifold and burner assemblies for debris. Clean out debris as
necessary.
17.
This completes the fireside inspection of the unit. Proceed to step 18 and reassemble the
unit as indicated.
EXHAUST
MANIFOLD
HEAT
EXCHANGER
INTAKE
MANIFOLD
5/16-18 HEX
NUTS (6)
CAP SCREWS (4)
1/4-20 X 7/8” (22.2 mm) Long
1/4-20 SCREWS
(2)
DO NOT REMOVE
