Ask Dave

 If you would like to submit a question to Dave Atherton you will find a link in the members only section of the BAC Forum.  Join the Beaver Ambassador Club and you can submit any question relating to your Beaver Coach to the Beaver Forum community.”

You will find the BAC forum here    BAC Forum

Please note; the Ask Dave area is for questions about Caterpillar Engines only, questions on other subjects should be asked on the BAC Forum.

Questions for Dave Atherton.

33 item(s) found

Posted 1 year ago

Dave Atherton joined the Beaver Ambassador Club in 2015 and has been a great help in tracing down problems with...

 Ask Dave / 327 views

Biodiesel

Popular 

Posted 1 year ago

Question:  I am trying to figure out if bio fuel is safe for my CAT engine.  There is a lot of...

 Ask Dave / 473 views

Injector Problems

Popular 

Posted 1 year ago

  Question: I have a cat C-9 in my Beaver Contessa  and have noticed a loss of power, the CAT...

 Ask Dave / 447 views

Posted 1 year ago

Question: - How do you feel about the fuel system modules on the market that claim more power & fuel...

 Ask Dave / 573 views

Posted 11 months ago

  Question: Short story, my engine blew up and I am in need of a new engine, whether it be...

 Ask Dave / 352 views

Posted 11 months ago

Question: - Dave, is there a C-9 400 hp mileage at which to change out the idler wheel pulley. We...

 Ask Dave / 276 views

Diesel Fuel System

Popular 

Posted 11 months ago

Question: How does my diesel's  fuel system work and waht do I need to know about it? Dave's Answer: The...

 Ask Dave / 270 views

Posted 11 months ago

Question: How to avoid CAT engine failures? Dave's Answer: We recently had a BAC member that had a CAT engine...

 Ask Dave / 385 views

Posted 11 months ago

Question: What are possible fuel system problems and how do we avoid them? Dave's Answer: I indicated that 80% of...

 Ask Dave / 314 views

Engine Temperature

Popular 

Posted 11 months ago

Question: - I just had our failed radiator and charge air cooler replaced. Our coach is a 2004 Patriot, 505hp...

 Ask Dave / 316 views

Posted 11 months ago

Question: I am trying to identity the assembly on my 3126, that is leaking fuel. Its number is 3126 HEUI,...

 Ask Dave / 268 views

Posted 11 months ago

Question: - Hi Dave, I have been reading your posts regarding engine failure, along with ways to avoid it, since...

 Ask Dave / 280 views

Posted 10 months ago

Question: Do I need to include my engine serial # in Ask Dave questions and when I go to the...

 Ask Dave / 261 views

Posted 10 months ago

Question: Why Do HEUI equipped engines sometimes start hard or seem to lose power? Dave's Answer:The HEUI injection system has...

 Ask Dave / 827 views

Posted 10 months ago

Question: I have a 1996 Beaver Patriot Cat 3126. It has a Winn Coleman fuel system. The glass bowl is...

 Ask Dave / 243 views

Posted 10 months ago

Question: What can cause hard starting on an Onan 7.5 KW generator? Could it be the Glow Plug? Dave's Answer:...

 Ask Dave / 224 views

Posted 10 months ago

Question: is there a Class Action suit against CAT that was settled? If so what engines are involved? Dave's Answer:...

 Ask Dave / 350 views

Posted 10 months ago

Question: What does CAT recommend regarding filter usage and care for their engines? Editor's Note: Our coaches, just like most...

 Ask Dave / 301 views

Posted 10 months ago

Question: I have a 2007 Patriot Thunder with the C13, S# KCB89161. I had a check engine light come on...

 Ask Dave / 360 views

Oil Sample

Popular 

Posted 8 months ago

Dave, How important is it to get an oil sample done when changing oil? Dave's Answer: Oil samples are important...

 Ask Dave / 194 views

Posted 8 months ago

Question: Dave, I keep hearing about turbocharger problems on the 425HP C9 engine. Can you provide some information on this?...

 Ask Dave / 208 views

Posted 7 months ago

Dave, Why is inlet air to engine so important for optimal engine performance? Dave's Answer: A Cat engine requires unrestricted...

 Ask Dave / 152 views

Posted 7 months ago

Question: Dave, How does the Caterpillar Regen System Work on C9, C13, & C15 Engines   Dave's Answer: The Diesel...

 Ask Dave / 166 views

Posted 7 months ago

Dave, I bought an 08 Contessa in Dec. with a CAT C9. It had 4977 miles on it.  Had a...

 Ask Dave / 171 views

C9 Rough Idle

Popular 

Posted 7 months ago

Question: What would cause an inconsistent rough or surging idle for a C9 400hp engine in our 07 Contessa? I...

 Ask Dave / 163 views

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