Green light on shows its working
Amber and green shows low voltage.....leasure battery may be old and need changing...charge first see how long it lasts.
Red and green show gas failure.
If I find the book I'll post another answer with my email addres BUT only if you post a reply to your own questions with YES.
Or Try contacting Truma who took over Carver
Contact Details:
Email technicalATtrumauk.com
salesATtrumauk.com
Website www.trumauk.com
Telephone 01283 586050
Fax 01283 586051
Address Truma UK Ltd
Park Lane
Dove Valley Park
South Derbyshire
DE65 5BG
ON EMAIL ADDRESSES CHANGE THE AT TO NORMAL EMAIL SYMBOL AS THIS FORUM DOES NOT ACCEPT EMAIL ADDRESS IN NORMAL FORM.
Bob, January 2012