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Whirlpool 211304 User Manual

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21
Replacement Parts
IMPORTANT: The following maintenance procedures 
are for the Flame Lock
™
 Safety System components and 
should be performed by a qualified person.
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 for a list of available repair parts.
Removing the Manifold Assembly
1.  Turn off the gas to the water heater at the manual 
shut-off valve (Figure 3).
2.  Depress the dial stop and turn the gas control knob on 
the combination gas control 
valve/thermostat clockwise to 
the “OFF” position (Figure 19).
3.  Remove the outer door.
4.  Remove the two screws 
securing the manifold door 
assembly to the combustion 
chamber (Figure 23).
5. Disconnect 
the 
thermocouple 
(right-hand thread), pilot 
tube, the igniter wire from 
the igniter button, the two 
connectors attached to 
the thermal switch, and 
manifold tube at the gas 
control valve/thermostat. 
(Figures  22 & 23.) 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, pilot tube, and thermocouple.
7.  Carefully remove the manifold assembly from the 
burner compartment. NOTE: Be sure not to damage 
internal parts. 
Removing the Burner from the 
Manifold Assembly
Natural Gas Burner (Low Nox)
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 (Figure 24A).
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READ ALL  INSTRUCTIONS
WARNING
BEFORE             LIGHTING
Pilot
Tube
Manifold Tube
Thermocouple
Right-Hand
Thread
Figure 22
Igniter
Wire
Igniter
Button
Thermal
Switch Wires
Dial Stop
Manifold
Screw (2)
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READ ALL  INSTRUCTIONS
WARNING
BEFORE             LIGHTING
Viewport
Manifold
Door
Piezo
Igniter
Button
Gas Valve /
Thermostat
Two Piece Wire
Connector
Thermocouple
Pilot Tube
Manifold
Tube
Figure 23
Burner Assembly
Removal
Thermal Switch
Burner
Two Piece Wire
Connector
Manifold Door
Assembly
Manifold Door
Assembly
Igniter Wire
Pilot
Tube
Pilot
Tube
Manifold
Tube
Manifold
Tube
Viewport
Thermocouple
Thermocouple
Thermocouple
Retainer Clip
Pilot Assembly
Pilot Assembly
Screws
Pilot Bracket
Manifold
Door
Gasket
Figure 24A
Natural Gas (Low Nox)
Burner Assembly
Burner
Thermal Switch
Screws
Burner
Two Piece Wire
Connector
Manifold Door
Assembly
Igniter Wire
Pilot
Tube
Manifold
Tube
Viewport
Thermocouple
Thermocouple
Retainer Clip
Pilot Assembly
Pilot Bracket
Manifold Door
Gasket
Figure 24B
L.P. Gas Burner
Assembly
Thermal Switch
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 24B).