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 Page 30 

Inner Door Gasket Replacement Procedure 

Step 1. 

Completely remove all gasket and adhesive residue from the right and 

left side inner doors, as needed. 
 
 
Step 2. 

Using RTV sealant, apply a 1/8” bead to 

secure the inner door gasket to the inner door sections.  
Refer to the illustration for proper application.  Note the 
overlap configuration in the flange area of the inner door.  
Set the flange section first, and this will help to achieve the 
proper overlap position. 
 

 

 
 
 

 

 

Gasket Overlap must be as 

shown + 1/32 

Enlarged 

view of 

flange area 

Expanded view 

Gasket Overlap must be as 

shown + 1/32 

Recommended pattern for RTV sealant 

WARNING 

If the information in these instructions is not followed exactly, a fire or explosion may re-
sult causing property damage, personal injury, or death. 

Inner Door Gasket Replacement 

Содержание RG2F40S*(N,X)

Страница 1: ...51617 00A SERVICE MANUAL Troubleshooting Guide and Instructions for Service To be performed ONLY by qualified service providers Models Covered by This Manual RG2F40S N X RG2F50S N X Denotes Warranty...

Страница 2: ...Replacement __________________________ 21 Determine Temperature Inside Tank _____________________ 21 Gas Control Removal _________________________________ 22 Flammable Vapor Sensor Testing __________...

Страница 3: ...heat to the nipples on top of the water heater Sweat the tubing to the adapter before fitting the adapter to the water connections It is imperative that heat is not applied to the nipples containing a...

Страница 4: ...the hot water system If hydrogen is present there will be an unusual sound such as air escaping through the pipes as hot water begins to flow Do not smoke or have open flame near the faucet at the tim...

Страница 5: ...tic codes to pinpoint an installation or component performance issue Rugged Wiring Connections receptacle type connections promote error free wiring The gas control maintains water temperature ignitio...

Страница 6: ...technical support group immediately if diagnosis cannot be made using the methods described in this service manual Tools Required for Service Manometer A liquid U tube type or a digital magna helic t...

Страница 7: ...mum for Natural Gas Propane Approved Vent Materials Single or Double Wall Metal Vent Pipe Recommended Minimum Clearance for Servicing 18 from top 24 from front 4 from sides and rear Water Supply Press...

Страница 8: ...e 15 seconds Pressure Switch Fault Delay failed open close Retry after 2 minutes Soft Lockout Retry after 5 minutes ECO Limit Lockout Indefinite See page 21 to reset Verify Resistive Delay Retry after...

Страница 9: ...es with a 3 second pause The gas control waits 2 minutes Then the blower is energized for 30 seconds This cycle repeats until the safety circuit opens 2 Blower Energizes 3 Safety Circuit Check If the...

Страница 10: ...ceeds to a 5 minute lockout The gas control re attempts to light the pilot starting at Normal Heating Sequence 2 8 Thermostat Satisfies Gas control LED flashes once every 4 seconds 9 Burner Off 10 Blo...

Страница 11: ...urns the blower on for 60 seconds The blower turns off after 60 seconds and the control waits for the pressure switch to open B Pressure Switch Failed to Close The gas control runs the blower for 60 s...

Страница 12: ...ing the ignition sequence 5 Flame Sensing Fault A Flame Lost During Run The gas control turns off pilot and main valves and runs the blower for 15 seconds inter purge The gas control increments the re...

Страница 13: ...Switch Testing and Replacement on page 32 Three flashes three second pause Pressure switch or temperature switch not working open position 1 Vent blockage or improper vent configuration 2 Pressure swi...

Страница 14: ...or sensor or resettable thermal switch fault detected see warning label 1 Flammable vapor present 2 Flammable vapor sensor exposed to excessive moisture 3 Flammable vapor sensor exposed to extreme amb...

Страница 15: ...om the pilot and burn with a blue flame with a minimum of yellow tips Steel burner models self adjust air to gas ratio mixture and do not have an adjustable air shutter The main burner must be free fr...

Страница 16: ...y from the combustion chamber Step 9 Thoroughly inspect the burner surface area and burner port area and remove any loose debris Step 10 Unscrew the burner from the main burner orifice Step 11 Remove...

Страница 17: ...n Testing and Replacement Step 1 Move the gas control power switch to the OFF position Step 2 Unplug the water heater from the wall outlet Step 3 Turn off the gas supply to the water heater Step 4 Rem...

Страница 18: ...nuity through the spark igniter flame sense wire Replace the pilot if there is no continuity Step 12 Visually inspect the spark igniter flame sense electrode for deterioration Replace the pilot assemb...

Страница 19: ...r replace as necessary Step 16 Reassemble the pilot assembly and install it on the main feedline Reinstall the burner assembly into the combustion chamber Restore the gas supply and check for gas leak...

Страница 20: ...d retain for later use Step 7 Remove the blower from the top of the water heater Step 8 Clean any debris from the jacket head of the water heater Step 9 Set the new blower in place using the water hea...

Страница 21: ...switch to the OFF position Step 2 Draw approximately 4 gallons of water from the drain valve into a container and discard Draw an additional gallon and immediately measure the water temperature using...

Страница 22: ...the gas piping from the gas control Step 4 Disconnect the pilot tube using a 7 16 wrench and the main burner feedline with a 3 4 wrench from the gas control Step 5 Disconnect the wire harnesses and sp...

Страница 23: ...resistance must be between 3 000 and 48 000 ohms for both the switch and sensor If the resistance is out of this range verify that the resettable thermal switch has not been tripped If it hasn t repla...

Страница 24: ...t to damage pipe threads Step 6 Visually inspect the inlet nipple diptube The inlet nipple diptube should be free of cracks and any blockage Hydro jet slots should be open and free of any blockage Any...

Страница 25: ...rmal If depletion is one half the original anode diameter approximately 3 4 diameter replacement is recommended If any of the steel core of the anode is exposed replacement is recommended Step 7 Upon...

Страница 26: ...from the draft hood that is mounted on top of the blower Step 4 Unplug the cord sets from the blower Step 5 Remove the 3 blower mounting screws using a 1 4 nut driver and retain for later use Blower...

Страница 27: ...e flue Step 10 Check the burner to ensure no scale has accumulated during operation See the Burner Cleaning Procedure on page 15 if accumulation has occurred Step 11 Secure the blower in place using t...

Страница 28: ...F position Step 2 Unplug the water heater from the wall outlet Step 3 Remove the outer door Step 4 Remove 4 1 4 hex drive screws from the right side inner door Gas control power switch Blower water he...

Страница 29: ...tears missing material cracks dirt or debris lack of adhesion to the inner door material left on combustion chamber or any other imperfections that will inhibit a proper seal If any of the imperfecti...

Страница 30: ...lication Note the overlap configuration in the flange area of the inner door Set the flange section first and this will help to achieve the proper overlap position Gasket Overlap must be as shown 1 32...

Страница 31: ...ver tighten the screws Step 6 Align the right side inner door to the combustion chamber and verify the fastener holes of the combustion chamber are aligned with the right side inner door slotted openi...

Страница 32: ...s one on the backside of the junction box is not shown holding the end of the blower junction box on Retain the screws for later use Step 5 Remove the pressure switch tubing from the pressure switch S...

Страница 33: ...present Step 11 If there is not a blockage replace the pressure switch Verify the switch setting of the replacement switch matches the original switch s setting Step 12 Remove both terminals from the...

Страница 34: ...flame sensor wire from gas control Step 6 Remove the burner assembly from the combustion chamber Step 7 Clean the ScreenLok flame arrestor using a stiff brush compressed air and or a shop vacuum to r...

Страница 35: ...er Minute Hz Hertz KWh Kilowatts per hour LED Light Emitting Diode NPT National Pipe Thread Ohms Ohms of resistance PSI Pounds per Square Inch RPM Revolutions per Minute VAC Volts Alternating Current...

Страница 36: ...edline 6 Magnesium Anode Hot Water Outlet 19 Gas Control Valve 7 Heat Trap Inlet 20 Wire Harness FVS RTS 8 Flue Ba e Assembly 21 FVS Sensor Clip 9 Dip Tube Cold Water Inlet 22 Flammable Vapor Sensor F...

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