Which noodle boiler spare parts should be kept available?

Please verify the following points and require itemized written supplier responses:（commercial noodle boiler noodle-boiler-parts） Common parts include baskets, filters, seals, drain valves, ignition parts, thermostats and heating elements depending on the model. Matching spare parts reduce downtime, but non-matching parts should not be used. Define capacity, accuracy, materials and operating environment before requesting quotes on a uniform basis. Request specification sheets, test reports, certificates, maintenance manuals and spare-part lists. During acceptance, verify appearance, dimensions, functions, safety protection and packaging, and keep test records. Do not compare unit price alone; include customization, freight, spare parts, after-sales support and downtime risk. Keep written records of inquiries, confirmations, FAT, acceptance and warranty commitments.