Reznor ACUB Parts Manuals - Manual (Page 22)

Form P-CAUA, P/N 271166 R2, Page 22
251
253
256
255
250
252
254
Model
ACU
Cased
Cooling
Coil
Model
CAUA
Upflow
Furnace/
Blower
Cased Cooling Coil Model ACU or Option C
258
Model ACU Cased Cooling Coil
ACUA with
060
ACUA with
072
ACUA with
090
ACUB with
090
ACUB with
120
ACUB with
150
ACUC with
120
ACUC with
150
ACUC with
180
Model CAUA 150/200 150/200 150/200 250/300 250/300 250/300 350/400 350/400 350/400
with Option C060 C072 C090 C090 C120 C150 C120 C150 C180
Code Description Replacement P/N’s
250 Casing Inner Assembly 164749 164750 164751
251 Casing Back Assembly 165988 165989 165990
252 Casing Right Side Assembly 165991 165992
253 Casing Left Side Assembly 165993 165994
254 Casing Top Front 164735 164736
255 Casing Panel Assy (includes
255A-D plus insulation)
165995 174862 165996 165997
255A Casing Panel only 164724 164725 164726
255B Grommet
Kennerd #375-C, 3/8” 165171 -- (2) 165171 -- (2) 165171 -- --
Kennerd #500, 1/2” -- 111067 -- -- -- (2) 111067 -- (2) 111067
Kennerd 1020-T, 7/8” 102607 (2) 102607
255C Drain Cover Gasket 164705
255D Drain Cover Plate 164706
256 Door Assembly 165998 165999 166000
257 Coil Clamp (not illustrated) (2) 171276
3/4” FPT Drain
Airflow
Front
View
Suction Line Connections -
Circuit A, Bottom; Circuit B, Top
Liquid Line Connections -
Circuit A, Bottom; Circuit B, Top
CAUTION: The thermostatic expansion valve must be for the right refrigerant
(R-410A or R22) and must be sized to match the circuit. Failure to properly
select and size the thermostatic expansion valve will prevent the system from
operating properly and will void the manufacturer’s warranty.
Codes 260 and
262 for R-410A
Refrigerant
Codes 265 and
267 for R22
Refrigerant
Thermostatic Expansion
Valve is attached at the
Liquid Line connection
with the bulb on the
Suction Line