Can a heat exchanger be replaced on a laars lite 2 LD400P?

Yes, a heat exchanger can be replaced on a Laars Lite 2 LD400P. However, it is important to ensure that you obtain the correct replacement part and follow the manufacturer's guidelines for installation. If you're not experienced with boiler maintenance, it’s advisable to hire a qualified technician to perform the replacement to ensure safety and proper functioning.