American Water Heater Power Flex 40-42K BTU - Manual (Page 19)

19
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 “Repair Parts” section.
Removing the Burner/Manifold Assembly
1. Turn off the gas to the water heater at the manual
gas shut-off valve (See
figure 2), and disconnect
power to the water heater.
2. Remove the outer
door.
4. Remove the 2 screws
securing the manifold
door assembly to the skirt.
5. Disconnect the hot
surface igniter/flame
sense wire and manifold
tube at the thermostat.
(Figure 16) NOTE: L.P.
gas systems use reverse
(left-hand) threads on the
manifold tube.
6. Grasp the manifold tube
and push down slightly to
free the manifold from the gas control valve/
thermostat.
7. Carefully remove the manifold assembly from the
burner compartment. Be sure not to damage internal
parts.
8. Check the burner to see if it is dirty or clogged. The
burner may be cleaned with soap and hot water.
Removing the Burner from the
Manifold Assembly
1. Take off the burner by removing the two (2) screws
located underneath the burner.
2. Check the burner to see if it is dirty or clogged. The
burner may be cleaned with soap and hot water.
See Figure 17.
FIGURE 16
Gas Valve/Thermostat
Manifold
Tube
Hot Surface
Igniter/Flame
Sense Connector
Manifold Door Assembly
Manifold Door Gasket
Two Piece Wire
Connector
Flame Sense/Hot
Surface Igniter Wire
Manifold
Tube
Hot Surface
Igniter
Flame Sense
Burner
Flame Sense/Hot
Surface Igniter Wire
Manifold Tube
Viewport
Burner
Manifold Door Assembly
FIGURE 17
Natural & L.P. Gas Burner Assembly