Raypak B0520 Installation And Operating Instructions Manual page 39

Commercial power vent water heaters
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Six Monthly Service Procedure
1. Isolate gas, electricity and water as required.
2. Remove access covers and doors as required.
3. Visually inspect main burner and pilot, check operation if needed.
4. If necessary, remove Burner Tray and service as required. (Refer to Annual Service).
5. Check over the appliance thoroughly and report any damage immediately.
6. Check the heat exchanger and water seal areas and report any damage, if necessary.
7. Check air vents and louvres, clean as required.
8. Restore the gas, electricity and water as required.
9. Check operation of ignition system and all safety devices.
10. Check operation and calibration of all temperature control devices.
11. Check operation of appliance for at least ten (10) minutes.
12. Refit access covers and doors as required.
13. Clear and remove any dust and debris from the appliance and its immediate area.
FIRE TILE (REFRACTORY) HANDLING
CAUTION: Ceramic refractories are used in Raypak heaters. Please refer to the Material
Safety Data Sheet (MSDS) provided for safe handling of this insulation.
Possible risks of irreversible effects
Harmful by inhalation
May be irritating to the skin, eyes and respira
When Handling
Minimise airborne dust
Wear an approved mask or respirator
Avoid any contact with the skin and eyes
Wear suitable loose-fitting. Long-sleeved clothing
Wear gloves and eye protection
Consult Occupational Health and Safety Authority for any further information
After Handling
Rinse any exposed skin areas with clean water
Wash work clothing separately
Removal of Used Product
Wear an approved mask. Over-exposure to dust formed after service may cause respiratory
disease since cristobalite, a form of crystalline silica, may be formed above 900 degrees
Celsius.
Consult Occupational Health and Safety Authority for further information regarding removal of
used ceramic fiber linings.
SERVICING
tory system
39

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