PECM Issue 31 2018 | Page 128

H eater T roubleshooting S trategies Table 1 to Table 3 highlights different troubleshooting strategies of process heaters. T able 1: G as burner fails to ignire PROBLEM REMEDIES Is the gas burner purged? Remove burner and free it’s pores Is the fuel gas pressure adequate? Maintain fuel gas pressure Is the fuel gas purity normal? Check gas composition Is the safety provision status normal? Check safety instruments loop. T able 2: O il burner fails to ignite PROBLEM REMEDIES Is the fuel oil burner purged? Purge out burner tip pores with steam Is the fuel oil pressure adequate? Confirm oil pressure Is the fuel oil circulation adequate? Maintain oil circulation Is the fuel oil composition normal? Confirm oil composition T able 3: F uel oil burner leaks PROBLEM REMEDIES Is the leakage inside the heater? If so, shut down the heater, clean spill and fix the leak Is the leakage outside the heater? Provide steam to leaking point, flush spill and fix leak. 128 PECM Issue 31