Tank heats OK using electric, but when switched to gas fails to work. Worked fine 2 weeks ago. Could hear click when igniting, now no noise. Checked fuseable link, is OK. Can't even light gas manually. Looked for a fuse in the switch circuit, couldn't find any. RV has been on a permanent
campsite for 2 years, no movement to cause disconnects of electrical system to start gas.qe Answer that ...