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September 10th, 2006, 09:57 AM
#1
Error codes on built-in double oven model # RBD306PDQ14
Hi,
Sorry for the long post, but my oven problem is driving me nuts!
I have a built-in double oven, model RBD306PDQ14. It worked fine for two years, then started intermittently failing with the error code F5-E0. From cold, the oven seems OK and goes through the pre-heat, then some short time later (which varies), the oven fails with the error code. Trying to restart the oven after that is hopeless, neither oven will start. 'Resetting' the oven, by shutting off the breaker for while (I've tried an hour) allows the oven to start again, but it fails again as it warms up.
I pulled the oven apart and did all of the measurements that are on the diagnostic chart and everything checks out OK, the temp sensor resistances were off by 20 ohms or so, but that's all. I put it all back together and it all seemed OK for a week, then it started failing again, this time with other error codes, F3-E0 and F3-E2. The error codes seem to point to the temp sensor, but as I said, it checked out OK. The error codes occur for both ovens (not at the same time), regardless of what oven is being used, but the most common scenario is that we are using the upper oven and the error code indicated a problem with the lower oven.
I'm wondering if I have a bad wiring connection somewhere, or maybe the control board is acting up. When I had the oven apart, I disconnected all of the terminals and connectors and cleaned them before reconnecting, but the problem persists, and if anything, is getting worse.
It really chapps my hide that this oven is only two years old and is having this problem. I'm reluctant to spend $200 on a new control board without some proof that it's the culprit.
Has anyone else experienced this problem, or have any advice?
This is my second bad experience with Whirlpool, my first was with the their Calypso washer, which I managed to convince Sears to take back after 6 months of repair visits and give me a front loader, but it's still a Whirlpool :-(
Thanks in advance,
Steve.
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September 10th, 2006, 10:47 AM
#2
There has been a few problems with these in the last 5 yrs. concerning this same issue you are having. You would need the repair kit to fix it, its very costly and you shouldn't have to pay for it.
Contact Whirlpool, they have been very good about taking care of this problem for other customers.
Jake
Appliance Repair School 1987-1988
Star Appliance Tech. 2 yrs. 1988-1990
Wards Appliance Tech. 11 yrs. 1990-2001
Sears Appliance Tech. 4 yrs. 2001-Oct. 2005
Jake's Appliance Repair Nov. 2005-present
Look-Up & Order Parts
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September 11th, 2006, 05:41 PM
#3
Thanks Jake. I've contacted Whirlpool as you suggested, but somehow I don't think I'll be holding my breath ...
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September 11th, 2006, 11:56 PM
#4
If they refuse to do anything, Unfortunately, your looking at about $400 in parts.
Jake
Appliance Repair School 1987-1988
Star Appliance Tech. 2 yrs. 1988-1990
Wards Appliance Tech. 11 yrs. 1990-2001
Sears Appliance Tech. 4 yrs. 2001-Oct. 2005
Jake's Appliance Repair Nov. 2005-present
Look-Up & Order Parts
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September 12th, 2006, 06:48 PM
#5
Thanks Jake. I just heard back from Whirlpool customer support. The tone of the email was "we're oh so sorry, but hard luck...", so I guess I need to decide if it's worth the $400 to repair it, or is that money better spent toward a new (non-Whirlpool) oven.
In your experience, have folks who went the repair route had subsequent, similar failures? I'd hate to spend $400 on the parts only to have to do it again next year...
Thanks again for your input.
Steve.
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September 12th, 2006, 10:17 PM
#6
Check the solder joints at the sensor connection
I had an older wall oven where codes were intermittently saying F3,F2... (bad sensor, high high temp)
Replaced temp sensor, all wiring, and still had same problem.
Told by service to simply replace EOC controller unit.
Rather than hand away $$$, I inspected EOC board more closely and found a bad solder joint on the two-pin board connector for the temp sensor. Re-soldered and all F codes were history !! Amazing, considering the joint at first glance seemed very normal looking !
The high heat and dissimilar metals in the joint lead to eventual corrosion and poor contact. Seeing as RTD temp sensor is resistance-based in most ovens, this intermittent high resistance (and very high perceived temp) must ABSOLUTELY be eliminated as a cause before wasting $$$ on an EOC. Further, with a bad solder joint, repeating fiddling with the connector during troubleshooting, will make the situation gradually worsen, until fixed correctly.
Oh, and for those that care...
RTD sensors barely deteriorate as compared to Thermocouple-style sensors, due to their (RTD) lack of a deteriorating metallic junction. Oven RTD sensors, by their nature, should last very long under normal usage, and should not wear out. The wiring connections are what must be monitored, however.
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September 12th, 2006, 11:26 PM
#7

Originally Posted by
ColonelZ
I had an older wall oven where codes were intermittently saying F3,F2... (bad sensor, high high temp)
Replaced temp sensor, all wiring, and still had same problem.
Told by service to simply replace EOC controller unit.
Rather than hand away $$$, I inspected EOC board more closely and found a bad solder joint on the two-pin board connector for the temp sensor. Re-soldered and all F codes were history !! Amazing, considering the joint at first glance seemed very normal looking !
The high heat and dissimilar metals in the joint lead to eventual corrosion and poor contact. Seeing as RTD temp sensor is resistance-based in most ovens, this intermittent high resistance (and very high perceived temp) must ABSOLUTELY be eliminated as a cause before wasting $$$ on an EOC. Further, with a bad solder joint, repeating fiddling with the connector during troubleshooting, will make the situation gradually worsen, until fixed correctly.
Oh, and for those that care...
RTD sensors barely deteriorate as compared to Thermocouple-style sensors, due to their (RTD) lack of a deteriorating metallic junction. Oven RTD sensors, by their nature, should last very long under normal usage, and should not wear out. The wiring connections are what must be monitored, however.
Thats good to know, thanks for the information on what you found on yours.
Jake
Appliance Repair School 1987-1988
Star Appliance Tech. 2 yrs. 1988-1990
Wards Appliance Tech. 11 yrs. 1990-2001
Sears Appliance Tech. 4 yrs. 2001-Oct. 2005
Jake's Appliance Repair Nov. 2005-present
Look-Up & Order Parts
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September 12th, 2006, 11:33 PM
#8

Originally Posted by
spthomas
Thanks Jake. I just heard back from Whirlpool customer support. The tone of the email was "we're oh so sorry, but hard luck...", so I guess I need to decide if it's worth the $400 to repair it, or is that money better spent toward a new (non-Whirlpool) oven.
In your experience, have folks who went the repair route had subsequent, similar failures? I'd hate to spend $400 on the parts only to have to do it again next year...
Thanks again for your input.
Steve.
You may want to check the solder joints like ColonelZ mentioned.
If the solder joints look good, then you have a tough choice.
The customers I replaced these parts on, didn't have any further problems that I know of.
But I agree, its alot of money to put into it.
It would seem better to just invest that money into another brand, then buy the extended warranty on it for at least 5 yrs.
Jake
Appliance Repair School 1987-1988
Star Appliance Tech. 2 yrs. 1988-1990
Wards Appliance Tech. 11 yrs. 1990-2001
Sears Appliance Tech. 4 yrs. 2001-Oct. 2005
Jake's Appliance Repair Nov. 2005-present
Look-Up & Order Parts
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September 12th, 2006, 11:40 PM
#9
These would be the parts you would need:
Appliance Repair School 1987-1988
Star Appliance Tech. 2 yrs. 1988-1990
Wards Appliance Tech. 11 yrs. 1990-2001
Sears Appliance Tech. 4 yrs. 2001-Oct. 2005
Jake's Appliance Repair Nov. 2005-present
Look-Up & Order Parts
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September 18th, 2006, 05:13 PM
#10
Thanks for the advice Jake and Colonel Z. I managed to find the problem, one of the pins on the temp sensor connector (behind the oven cavity) was sticking out of the housing and not making contact with the mating pin. Strange, since I had checked both temp sensor resistances at the control board end and both checked out fine. I did end up resoldering every joint on the control board just for kicks.
Right now the oven is doing a two-hour, 475 deg, burn-in to see if I've really fixed the problem :-)
Thanks again for the advice and for giving me the inspiration to get to the bottom of the problem before unecessarily spending $400+ on parts...
Steve.
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