Conversion Manual

6 Rinnai I-Series Boiler Conversion Manual
2. Replace the Orice
1. Conrm that the inlet gas pressure is between the minimum and maximum pressures allowed for this boiler.
2. Disconnect electrical power to the boiler.
3. Turn o the boiler’s gas supply by turning o the gas control valve.
4. Remove the boiler’s front panel by removing the four screws that secure the panel.
5. Locate the orice cover plate on top poron of gas valve (Figure 1).
6. Remove the three screws securing the orice cover plate (Figure 1).
7. Remove the plasc orice from the housing (Figure 2).
8. Install the new inner and outer gaskets onto the new orice (Figure 2).
9. Install new orice into housing (check the gas type displayed on the orice: Red orice is LPG; Blue orice is NG).
10. Conrm gasket is correctly in place (the groove side of gasket must be facing outwards) (Figure 2).
11. Reinstall the orice cover plate using the three screws to secure it to the gas valve.
12. Turn on the power and gas. Inspect for gas leaks.
13. Proceed to the next secon (Adjust Parameter Sengs).
Figure 1
Grooved side
of outer gasket
MUST be facing
outwards.
Cover
Plate
Orice
Outer
Gasket
Inner
Gasket
Figure 2
Orice
Cover
Plate
Three screws