Furnace

Model # SU-175 Official Amana gas-fired upflow furnace

Here are the diagrams and repair parts for Official Amana SU-175 gas-fired upflow furnace, as well as links to manuals and error code tables, if available.

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Browse Parts for
SU-175 Gas-Fired Upflow Furnace
Furnace Blower Wheel 20-5034
#5B

(su-125ah) (su-125a3) (su-125a4) (su-125bh) (su-125b3) (su-125b4) (su-150ah) (su-150a3) (su-150a4) (su-150bh) (su-150b4) (su-150b5) (su-175bh) (su-175b4) (su-175b5) (su-200bh) (su-200b5) (su-200b6) diagram

Furnace blower wheel

Part #20-5034

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

Down Draft Deflector Assembly 253-6000
#38D

(su-75) (su-100) (su-125) (su-150) (su-175) (su-200) diagram

Down draft deflector assembly

Part #253-6000

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

Top Front Panel Assembly 251-1100
#29B

(su-75) (su-100) (su-125) (su-150) (su-175) (su-200) diagram

Top front panel assembly

Part #251-1100

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

Rear Panel Assembly 254-7000
#33E

(su-75) (su-100) (su-125) (su-150) (su-175) (su-200) diagram

Rear panel assembly

Part #254-7000

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

Flue Outlet Pouch Gasket 22-2367
#45B

(su-75) (su-100) (su-125) (su-150) (su-175) (su-200) diagram

Flue outlet pouch gasket

Part #22-2367

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

Furnace Blower Belt, 42-in 20-2042
#16B

(su-125ah) (su-125a3) (su-125a4) (su-125bh) (su-125b3) (su-125b4) (su-150ah) (su-150a3) (su-150a4) (su-150bh) (su-150b4) (su-150b5) (su-175bh) (su-175b4) (su-175b5) (su-200bh) (su-200b5) (su-200b6) diagram

Furnace blower belt, 42-in

Part #20-2042

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

Furnace Blower Wheel 20-5045
#5

(su-125ah) (su-125a3) (su-125a4) (su-125bh) (su-125b3) (su-125b4) (su-150ah) (su-150a3) (su-150a4) (su-150bh) (su-150b4) (su-150b5) (su-175bh) (su-175b4) (su-175b5) (su-200bh) (su-200b5) (su-200b6) diagram

Furnace blower wheel

Part #20-5045

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

Base Assembly 253-4000
#30D

(su-75) (su-100) (su-125) (su-150) (su-175) (su-200) diagram

Base assembly

Part #253-4000

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

Draft Hood Assembly 975-0208
#50C

(su-75) (su-100) (su-125) (su-150) (su-175) (su-200) diagram

Draft hood assembly

Part #975-0208

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

Blower Bearing (2 Req'd) 3/4" Lau 7114 20-5030
#7

(su-125ah) (su-125a3) (su-125a4) (su-125bh) (su-125b3) (su-125b4) (su-150ah) (su-150a3) (su-150a4) (su-150bh) (su-150b4) (su-150b5) (su-175bh) (su-175b4) (su-175b5) (su-200bh) (su-200b5) (su-200b6) diagram

Blower bearing (2 req'd) 3/4" lau 7114

Part #20-5030

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

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