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Rheem
Furnace

Model # ONB Official Rheem counterflow oil furnace

Here are the diagrams and repair parts for Official Rheem ONB counterflow oil furnace, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 63 parts  |
Weatherking Rack AE-66681-01

#NI

All parts diagram

Weatherking rack

Part #AE-66681-01

$24.47
In Stock
Blow Cutoff AE-64401-06
#16B

Replacement parts diagram

Blow cutoff

Part #AE-64401-06

$24.11
In Stock
Weatherking Blow Cutoff AE-64401-18
#16C

Replacement parts diagram

Weatherking blow cutoff

Part #AE-64401-18

$23.58
In Stock
Blower Wheel 70-18625-01
#18A

Replacement parts diagram

Blower wheel

Part #70-18625-01

$195.52
In Stock
Blower Wheel 70-18631-01
#18

Replacement parts diagram

Blower wheel

Part #70-18631-01

$191.76
In Stock
Furnace Blower Fan Wheel 70-20602-01
#18B

Replacement parts diagram

Furnace blower fan wheel

Part #70-20602-01

$108.77 | 
10% OFF Phone Price : $120.77
In Stock
Capacitor 43-20847-10

#NI

All parts diagram

Capacitor

Part #43-20847-10

Replaced by #12907

?
Manufacturer substitution
This part replaces 43-20847-10. Substitute parts can look different from the original.
This item is not returnable
$4.87 | 
17% OFF Phone Price : $5.87
In Stock
Limit 47-17359-27

#NI

All parts diagram

Limit

Part #47-17359-27

Replaced by #47-21663-09

?
Manufacturer substitution
This part replaces 47-17359-27. Substitute parts can look different from the original.
$28.13
In Stock
Capacitor 43-20847-38

#NI

All parts diagram

Capacitor

Part #43-20847-38

Replaced by #43-25134-05

?
Manufacturer substitution
This part replaces 43-20847-38. Substitute parts can look different from the original.
$10.49
In Stock
Switch 47-20545-82
#8

Replacement parts diagram

Switch

Part #47-20545-82

The manufacturer no longer makes this part, and there's no substitute part

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