They have made their website difficult to contact them, you would think they don't care about the customer.
Used to be real simple to send them a request for schematics.
You might try
800-322-8216 for customer service. The last email address I have is
fleetwoodmhservice@revrvgroup.com Either way you will need your Fleetwood ID Number, check under the drivers side mirror, and they may want your chassis VIN too.