Prepare the burner, Inspect/prepare installation site, Warning – Weil-McLain UO-3 CV User Manual
Page 9: Table 4. afg reduced firing rates (with lfrb), Low firing rate baff e, Burner fuel unit, Attach air tube (if not already installed), Correct nozzle and flow rate required, Table 5. nozzle flow rate by size, Burner head type low firing rate baffl e installed
