Replacement parts, Removing the manifold assembly, Removing the burner from the manifold assembly – American Water Heater 6510238 User Manual
Page 22: Figure 21b: l.p. gas burner assembly, L.p. gas burner, Figure 21a: natural gas burner assembly, Figure 20: burner assembly removal
Replacement Parts
Replacement parts may be ordered through your plumber
or the local distributor. Parts will be shipped at prevailing
prices and billed accordingly. When ordering replacement
parts, always have the following information ready:
1.
Model, serial and product number.
2.
Type of gas.
3.
Item number.
4.
Parts Description.
See page 27 for a list of available repair parts.
Removing the Manifold Assembly
1.
Turn off the gas to the water heater at the manual
shutoff valve (Figure 6).
2.
Turn the gas control knob on the combination gas
control valve/thermostat clockwise to the OFF
position (Figure 17).
3.
Remove the outer door.
22
Removing the Burner from the
Manifold Assembly
1.
Turn the burner counterclockwise to remove it
from the manifold assembly.
2.
Check the burner to see if it is dirty or clogged.
The burner may be cleaned with soap and hot
water (Figure 21A).
4.
Remove the (6) screws
securing the manifold
door assembly to the
skirt (Figure 20).
5.
Disconnect the
thermocouple, pilot
tube, igniter wire, and
manifold tube (L.P.
models have left-hand
threads) at the
thermostat. (Figure 19).
6.
Grasp the manifold tube
and push down slightly
to free the manifold, pilot tube, and thermocouple
.
7.
Carefully remove the manifold assembly from the
burner compartment. Be sure not to damage
internal parts.
Figure 19
Screw
(6 Places)
N
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U N I T R O L
READ ALL INSTRUCTIONS
WARNING
BEFORE LIGHTING
Igniter
Wire
L.P. Gas Burner
1. Separate the pilot bracket from the L.P. burner by
removing screw.
2. Loosen set screw located on top of the L.P. burner
near the manifold door. Carefully, pull the burner
away from the manifold door assembly.
3. Check the burner to see if it is dirty or clogged. The
burner may be cleaned with soap and hot water
(Figure 21B).
Figure 21A: Natural Gas Burner Assembly
Burner
Thermocouple
Pilot Assembly
Pilot Bracket
Thermocouple
Retainer Clip
Manifold
Door
Gasket
Two Piece Wire
Connector
Viewport
Igniter Wire
Manifold Tube
Pilot Tube
Manifold Door Assembly
To Remove
Burner
Figure 21B: L.P. Gas Burner Assembly
Pilot Tube
Burner
Thermocouple/
Igniter Connector
Thermocouple
Manifold Door
Assembly
Igniter Wire
Manifold
Tube
Pilot Assembly
(Piezo Igniter, Thermocouple, Pilot)
Gasket
N
O
T
W
A
H
ST
R
E
B
O
R
I
A
C
A
V
M
R
A
W
U
T
O
H
T
HE
RI S
K OF
Y
R
U
J
N
I
D
L
A
C
S
R
E
T
T
O
H
W
AT
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SE
S
A
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R
C
N
N
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T
U N I T R O L
READ ALL INSTRUCTIONS
WARNING
BEFORE LIGHTING
Manifold
Tube
Viewport
Manifold
Door
Assembly
Piezo Igniter Button
Gas Valve /
Thermostat
Two Piece Wire
Connector
Thermocouple
Pilot Tube
Manifold
Tube
Figure 20: Burner Assembly Removal
Drain Valve
Pilot tube
Thermocouple