Buying an Airstream/Questions
While you may not be looking at a Vintage unit, many of the concerns about the condition of systems is the same with newer coaches as it is with Vintage. You might try reviewing some of the information in the link below regarding establishing a value for a unit being inspected:
Vintage Airstream Price Vs. Condition
The part dealing with the cost of replacements parts for such things as appliances/accessories that may need replacement may be of particular interest.
Good luck with your inspection!
Kevin D. Allen
WBCCI (Lifetime Member)/VAC/Free Wheelers #6359
1964 Overlander International/1999 GMC K2500 Suburban (7400 VORTEC/4.11 Differentials)
1978 Argosy Minuet 6.0 Metre/1975 Cadillac Eldorado Convertible (8.2 Liter V8/2.70 Final Drive)