Condensing Water Heater Service Manual 47 100000354
KB Series Component Replacement Instructions
RU80i/e, RU98i/e
Heat Exchanger
17.Be sure to inspect the flame rod, and igniter electrode for damage or corrosion. Be sure
to also
FIGURE 11
Gasket
Electrode
18.Remove 14 screws around the perimeter where primary heat exchanger joins secondary heat exchanger (the screws
will have a white coating, these screws can only be used once, do not use again, the kit will include new screws).
(FIGURE 12)
FIGURE 12
If secondary heat exchanger is being replaced, this
bracket must be removed and transplanted to the
new secondary heat exchanger.
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