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MODEL OVERVIEW
About this model: GE PGB928TEMWW
PGB928TEMWW is a True White GE Profile gas range with a 5.0-cu-ft electronic upper oven, 1.0-cu-ft knob-operated lower oven, and an officially documented upper-control F error.
Identify the two ovens and cooktop
GE identifies PGB928TEMWW as a True White Profile 30-inch free-standing double-oven gas range. The exact capacity is 6.00 cubic feet, split into a 5.0-cubic-foot upper cavity and a 1.0-cubic-foot lower oven drawer. Its specified fuel is natural gas. A gas-on-glass ceramic surface carries sealed burners under continuous heavy cast grates; the product record separately calls out a 15,000-BTU Power Boil burner and a 5,000-BTU Precise Simmer burner. These burner designations help identify the cooktop but are not diagnostic display codes. The manufacturer's linked owner's PDF names PGB928 on its cover, a stronger family identification than a broad range manual. Because the upper oven and lower drawer have different controls, an owner should note which cavity was running and which display or indicator changed before following an error procedure. A visible flame, a hot grate and an electronic oven message describe different parts of the same appliance.
Read the upper electronic panel
For this exact SKU, GE lists QuickSet VI, glass-touch controls and a digital temperature display. The manual's physical page 10 shows the upper touch panel with Bake, Broil, convection settings, a probe key, Start, Clear/Off and number pads. Convection is confirmed in the product specification, as is the temperature probe, so those named functions are more than family-only options here. The guide describes the display as reporting time, oven temperature and the active cooking state. It also says F followed by a number or letter, while the oven control signals, represents a function error. Read that sequence from the upper electronic oven panel, not from a surface-burner knob. The three oven racks listed for PGB928TEMWW belong in the context of the larger upper cavity; the lower compartment has its own removable insert. Record whether a timed bake, probe program or ordinary bake was active, because losing power can also reset the clock and programmed settings without proving an F fault.
Operate the lower oven as a separate drawer
The smaller oven is not simply a second copy of the touch-controlled upper oven. GE describes its lower section as a 1.0-cubic-foot oven with bake knob control, infinite heat settings and a removable insert; the product benefit describes heating up to 450°F. On physical page 27, the PGB928 guide instructs the user to push and turn that lower-drawer knob. Its ON and Heating lights are separate status indicators, and the page gives different approximate preheat times for Warm, 350°F and 425°F. The lower drawer is prohibited while the upper oven is self-cleaning. The exact product does specify self-clean with an automatic door lock, but the upper-oven cleaning pages do not turn the lower drawer into a self-cleaning cavity. If only lower-drawer baking is affected, describe its knob, lights and temperature rather than reporting a nonexistent F display there. Keeping this division clear avoids misleading service requests and unsafe assumptions about concurrent cleaning and cooking.
Respond to the upper F message
The manual gives an ordered response to F plus a number or letter. Physical page 10 calls it an upper-control function error and tells the user to touch Clear/Off, let the oven cool for one hour and then try operation again. The troubleshooting table on page 53 adds the next branch: if the code repeats, disconnect all power to the range for five minutes, reconnect and call for service if it appears again. Those are successive steps, not alternative lengths for the same immediate reset. Copy every displayed character before switching off; the owner's guide does not identify a failed probe, burner valve, sensor or board from the character after F. The five-minute step concerns the whole powered range, while the one-hour cooling concerns the oven. A service call should include PGB928TEMWW, the complete display and whether the upper oven was baking, using convection or cleaning when it arose.
Keep door-lock and power conditions distinct
The same troubleshooting page has LOCK DOOR and a locked-door light, but these refer to self-clean door conditions rather than the F function error. LOCK DOOR can flash when cleaning has been requested with the door not closed; an automatically locked door may remain shut until the upper oven cools below its release temperature. Forcing the door is not the remedy. The lower oven drawer's own ON light is also distinct from a lock or F message, and its knob should be off during an upper self-clean cycle. After a household outage, recheck the clock and any programmed cooking time before assuming a controller failure. If the cooktop lights yet the upper display is blank, report that exact combination instead of translating it into a guessed fault code. The model-specific cover, two-cavity specification and page-10 panel together delimit what the published F instruction actually covers.
Verified model details
PGB928-named owner guide and exact GE product link
Source for this detail · Source page: 1F plus character belongs to the upper electronic control
Source for this detailClear/Off, cool one hour; repeated code then five-minute power disconnect
Source for this detail · Source page: 53
This description summarizes the linked source documents; check each cited source for your exact model and region.
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Open official source
GE Profile™ 30" Free-Standing Double Oven Range - PGB928TEMWW - GE Appliances
Open official sourceIf there is a safety risk, stop using the appliance and follow the manufacturer’s instructions.