Rinnai REU-2007W, Service Manual

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Infinity REU-2007,2008,2408,2424 - 50 - ©Rinnai
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Position gas selection switches to the correct position. (see
diagram opposite).
Remove pressure point screw and attach pressure gauge.
Turn water ON.
Adjust pressure
1) Low
a. Position No. 2 of the bottom set of dip switches to
ON.
b. Remove the plug in the base of the appliance for
access to the regulator screw (modulating valve).
Unlock screw and adjust to:
Natural - 0.8 kPa
Propane - 0.17 kPa
LPG (NZ) - 0.15 kPa
c.Lock regulator screw (modulating valve).
2) High
a. Position No. 3 of the bottom set of dip switches to
the ON position (leaving No.2 ON).
b. 2007/2008: using the HI potentiometer on the
PCB, adjust the pressure to:
Natural - 0.65 kPa
Propane - 1.60 kPa
LPG (NZ) - 1.51 kPa
2424/2408: using the HI potentiometer on the
PCB, adjust the pressure to:
Natural - 0.90 kPa
Propane - 2.26 kPa
LPG (NZ) 1.90 kPa
c. Position switch No.2 and No.3 of the bottom set of
dip switches to the “OFF” position.
d. Turn water OFF. Replace plug in base.
e. Replace protective plastic cover over PCB.