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Having a problem with heating unit it has a code on the

Having a problem with...

Having a problem with heating unit it has a code on the thermostat E4 Heater is locked out what to do John C

Mechanic's Assistant: How many miles are on the car? Has this ever happened before?

This is a RV 5th wheel Montana 2016

Mechanic's Assistant: Are you fixing your Montana yourself? What have you tried so far?

Yes

Mechanic's Assistant: Anything else you want the Mechanic to know before I connect you?

When I reset the board has 1 blink then off,changed the board and sail switch

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Customer reply replied 1 year ago
K
Answered in 2 minutes by:
1/6/2021
RV Mechanic: Nachum Wagschal, RV Mechanic replied 1 year ago
Nachum Wagschal
Nachum Wagschal, RV Mechanic
Category: RV
Satisfied Customers: 3,304
Experience: 26 years experience Auto Rv and Diesel
Verified

Good afternoon ,

Which thermostat do you have ?

is it a dometic cc2 ?

or can you send me a picture of your thermostat?

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Customer reply replied 1 year ago
1 in the bedroom
RV Mechanic: Nachum Wagschal, RV Mechanic replied 1 year ago

I am not able to do phone calls right now the website automatically offers them , give me a minute to pull up the manual for this

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RV Mechanic: Nachum Wagschal, RV Mechanic replied 1 year ago

AC should be locked out only with an E4 error code

Do you know what model your furnace is ?

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Customer reply replied 1 year ago
Fenway 35-535811-113 Atwood hydro flameAFMD35131 A
RV Mechanic: Nachum Wagschal, RV Mechanic replied 1 year ago

Is the blower coming on at all ?

Nachum Wagschal
Nachum Wagschal, RV Mechanic
Category: RV
Satisfied Customers: 3,304
Experience: 26 years experience Auto Rv and Diesel
Verified
Nachum Wagschal and 87 other RV Specialists are ready to help you
Ask your own question now
RV Mechanic: Randall, RVIA Certification replied 1 year ago
Randall
Randall, RVIA Certification
Category: RV
Satisfied Customers: 26,243
Experience: RVDA/RVIA Master Certified Technician with many years experience.
Verified
Phone call session started
Customer reply replied 1 year ago
No
RV Mechanic: Nachum Wagschal, RV Mechanic replied 1 year ago

That is what you need to check first . Is your battery fully charged ?

I need to run and pick up my kids from school i'll probably be about an hour

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RV Mechanic: Nachum Wagschal, RV Mechanic replied 1 year ago

http://techsupport.pdxrvwholesale.com/wp-content/uploads/2017/08/Fenwal-Installation-Instruction-35-535811-113.pdf

take a look at these trouble shooting instructions it may not be your exact one , but it will be very similar

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Nachum Wagschal, RV Mechanic
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