Amana
Furnace

Model # GH-120D-4 Official Amana gas furnace

Here are the diagrams and repair parts for Official Amana GH-120D-4 gas 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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Showing 10 of 203 parts  |

Combustion Chamber Assembly D9601801
#8A

(gh-65d) (gh-65d-2) (gh-80d) (gh-80d-3) (gh-105d) (gh-105d-3) (gh-120d) (gh-120d-4) (gh-140d) (gh-140d-4) (gh-80) (gh-80-3) (gh-105) (gh-105-3) (gh-120) (gh-120-4) (gh-140) (gh-140-5) (gh-160) (gh-160-5) (gh-200) (gh-200-7) (gh-140da) diagram

Combustion chamber assembly

Part #D9601801

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

Blower Wheel, 10 X 15, 3010205 M0875602
#46N

(gh-65d) (gh-65d-2) (gh-80d) (gh-80d-3) (gh-105d) (gh-105d-3) (gh-120d) (gh-120d-4) (gh-140d) (gh-140d-4) (gh-80) (gh-80-3) (gh-105) (gh-105-3) (gh-120) (gh-120-4) (gh-140) (gh-140-5) (gh-160) (gh-160-5) (gh-200) (gh-200-7) (gh-140da) diagram

Blower wheel, 10 x 15, 3010205

Part #M0875602

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

Orifice, Natural Gas #34 M0755001
#24A

(gh-65d) (gh-65d-2) (gh-80d) (gh-80d-3) (gh-105d) (gh-105d-3) (gh-120d) (gh-120d-4) (gh-140d) (gh-140d-4) (gh-80) (gh-80-3) (gh-105) (gh-105-3) (gh-120) (gh-120-4) (gh-140) (gh-140-5) (gh-160) (gh-160-5) (gh-200) (gh-200-7) (gh-140da) diagram

Orifice, natural gas #34

Part #M0755001

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

Back Panel Assembly B9205203
#4C

(gh-65d) (gh-65d-2) (gh-80d) (gh-80d-3) (gh-105d) (gh-105d-3) (gh-120d) (gh-120d-4) (gh-140d) (gh-140d-4) (gh-80) (gh-80-3) (gh-105) (gh-105-3) (gh-120) (gh-120-4) (gh-140) (gh-140-5) (gh-160) (gh-160-5) (gh-200) (gh-200-7) (gh-140da) diagram

Back panel assembly

Part #B9205203

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

Filter Support B9202901
#47A

(gl-105) diagram

Filter support

Part #B9202901

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

Blower Housing, 2010026 M0875603
#37N

(gh-65d) (gh-65d-2) (gh-80d) (gh-80d-3) (gh-105d) (gh-105d-3) (gh-120d) (gh-120d-4) (gh-140d) (gh-140d-4) (gh-80) (gh-80-3) (gh-105) (gh-105-3) (gh-120) (gh-120-4) (gh-140) (gh-140-5) (gh-160) (gh-160-5) (gh-200) (gh-200-7) (gh-140da) diagram

Blower housing, 2010026

Part #M0875603

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

Blower Cut Off, 5713018 M0850004
#47G

(gh-65d) (gh-65d-2) (gh-80d) (gh-80d-3) (gh-105d) (gh-105d-3) (gh-120d) (gh-120d-4) (gh-140d) (gh-140d-4) (gh-80) (gh-80-3) (gh-105) (gh-105-3) (gh-120) (gh-120-4) (gh-140) (gh-140-5) (gh-160) (gh-160-5) (gh-200) (gh-200-7) (gh-140da) diagram

Blower cut off, 5713018

Part #M0850004

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

Draft Diverter Cover C9400203
Draft diverter cover

Part #C9400203

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

Motor, 1/10 H.p. 115v. 60 Cycle 1 Phase, Single Speed, 1 M0304001
#32A

(gh-65d) (gh-65d-2) (gh-80d) (gh-80d-3) (gh-105d) (gh-105d-3) (gh-120d) (gh-120d-4) (gh-140d) (gh-140d-4) (gh-80) (gh-80-3) (gh-105) (gh-105-3) (gh-120) (gh-120-4) (gh-140) (gh-140-5) (gh-160) (gh-160-5) (gh-200) (gh-200-7) (gh-140da) diagram

Motor, 1/10 h.p. 115v. 60 cycle 1 phase, single speed, 1

Part #M0304001

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

Furnace Blower Housing M0875303
#37O

(gh-65d) (gh-65d-2) (gh-80d) (gh-80d-3) (gh-105d) (gh-105d-3) (gh-120d) (gh-120d-4) (gh-140d) (gh-140d-4) (gh-80) (gh-80-3) (gh-105) (gh-105-3) (gh-120) (gh-120-4) (gh-140) (gh-140-5) (gh-160) (gh-160-5) (gh-200) (gh-200-7) (gh-140da) diagram

Furnace blower housing

Part #M0875303

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

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