Raypak 504-2004 User's Information Manual

Contents

6MAINTENANCESuggested MinimumMaintenance ScheduleRegular service by a qualified service agency andmaintenance must be performed to ensure maximumoperating efficiency.Maintenance as outlined below may be performed bythe owner.Daily1. Check that the area where the heater is installedis free from combustible materials, gasoline, andother flammable vapors and liquids.2. Check for and remove any obstruction to the flowof combustion or ventilation air to heater.Monthly1. Check for piping leaks around pumps, mixingvalves, relief valves, and other fittings. If found,repair at once. DO NOT use petroleum-basedstop-leak compounds.2. Visually inspect burner flame.3. Visually inspect venting system for proper func-tion, deterioration or leakage.4. Visually inspect for proper operation of the con-densate drain in the venting. If leaks are observedrepair at once.5. Check air vents for leakage.Yearly (Beginning Of Each HeatingSeason)1. Visually check top of vent for soot. Call serviceperson to clean. Some sediment at bottom of ventis normal.2. Visually inspect all flue product carrying areas ofthe boiler including the venting system and pilotand main burners for proper function, deteriorationor leakage. Ensure that condensate drains areinspected and ensure that condensate is beingdirected to appropriate condensate managementsystem or drain, as required by local codes.3. Check that area is free from combustible materi-als, gasoline, and other flammable vapors andliquids.4. Check for and remove any obstruction to the flowof combustion or ventilation air to heater.5. Follow pre-start-up check in the Start-up section.6. Visually inspect burner flame. It should be lightblue at full input. Remove and visually inspect hotsurface igniter and sensor for damage, cracking ordebris build-up.7. Check operation of safety devices. Refer to manu-facturers’ instructions.8. Follow oil-lubricating instructions on pump (if re-quired). Over-oiling will damage pump.Water-lubricated circulators do not need oiling.9. To avoid potential of severe burn, DO NOT RESTHANDS ON OR GRASP PIPES. Use a light touch;return piping will heat up quickly.10. Check blower and blower motor.11. Check for piping leaks around pumps, relief valvesand other fittings. Repair, if found. DO NOT usepetroleum-based stop-leak.Periodically1. Check relief valve. Refer to manufacturer’sinstructions on valve.2. Test low water cut-off (if equipped). Refer to manu-facturer’s instructions.Preventive MaintenanceScheduleThe following procedures are recommended and aregood practice for all MVB installations.WARNING: Annual service should ONLY beperformed by a qualified service agency. Scheduleannual service by calling a qualified service agency.WARNING: Preventative maintenance shouldONLY be performed by a qualified service agency inaccordance with the procedures listed in the heaterInstallation and Operating Instruction Manual.

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