Older vulcan strip heater only working in spurts

Andrew requested 2 quotes from Heating Professionals in Mount Evelyn

gas strip heater only working intermittantly, when turned on only works for a nimute or two then stops. then starts and stops alot

Repair Brivis Buffalo
ducted heater won't light up burner and fan stays on until unit power is...

Vulcan ducted heating keeps tripping safety switch
When you switch the heater on and it starts up, the safety switch is tripped.

Vulcan ducted heating (external) not working
External vulcan ducted heating has stopped working - v-series central heater...