Rheem 340SS, Руководство пользователя и инструкции по установке, Страница: 42 / 52

COMMISSIONING
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8. Remove the temperature dial from the front of the gas control by using a
small flat bladed screwdriver to carefully lever the dial and pull away from
the gas control.
Using a small flat bladed screwdriver, rotate the burner pressure adjustment
screw (P.R.ADJ) clockwise to increase the burner pressure or anticlockwise
to decrease the burner pressure until the manometer reads 1.0 kPa.
After adjusting the burner gas pressure refit the temperature dial.
Note: If the test point pressure cannot be adjusted to within 5% of the
specified value, complete this procedure and phone Rheem Service or their
nearest Accredited Service Agent to arrange for an inspection.
9. Close down the gas control (refer to “Close Down Procedure” on page 47)
and close the gas isolation valve to the water heater.
10. Remove the manometer hose from the burner pressure test point and
replace test point screw.
11. Open the gas isolation valve fully.
12. Light the water heater and ensure the burner is operating (refer to “Lighting
the Water Heater” on page 43).
13. Check the burner pressure test point for leaks.
14. Replace the black plastic cover surrounding the burner pressure test point
on gas control by pushing back into position.
15. Replace the access cover.
TO TURN OFF THE WATER HEATER
If it is necessary to turn off the water heater on completion of the installation,
such as on a building site or where the premises is vacant, then:
• Shut down the gas control (refer to “Close Down Procedure” on page 47).
• Close the gas isolation valve at the inlet to the gas control.
• Close the cold water isolation valve at the inlet to the water heater.