Tecumseh AVA4537WXTXM User Manual

Tecumseh Compressor Company

Indoor Condensing Units

June 24, 2016

Revision: REL

Model: AVA4537WXTXM BoM: 2B3185-1 R-22/R-407C 3 HP AIRCOOLED

Model

AVA4537WXTXM

* F = Flare, S = Solder, RF or RS = Rotolock with Flare or Solder Connections, C = Compression Fitting

Evaporator T

°F PSIG BTUH Watts Cond T BTUH Watts Cond T BTUH Watts Cond T BTUH Watts Cond T
20 43.0
25 48.8
30 54.8
35 61.5
40 68.5
45 76.0
50 84.0
55 92.6

R-22 Capacity Performance @ 60 Hz, Return Gas Temperature 650F, Sub Cooling 50F, shown above

R-407C Capacity Performance Factor: 0.87 (Multiply the R-22 BTU/Hr by 0.87 to determine the Capacity of R-407C)

25444 2944 103 23144 3061 113 20889 3127 122 18810 3213 131
28300 3118 106 25773 3247 115 23325 3331 124 21037 3436 134
31237 3296 108 28490 3438 118 25855 3544 127 23354 3665 136
34256 3479 111 31295 3634 121 28480 3766 130 25762 3899 139
37356 3667 114 34188 3833 124 31198 3996 133 28261 4139 142
40538 3860 118 37168 4038 127 34011 4234 136 30851 4385 145
43801 4058 121 40237 4246 130 36919 4481 139 33531 4637 148
47145 4260 124 43393 4459 133 39920 4737 143 36302 4894 150

Dimensions, inches Line Connection* Pumpdown Air Oil Ch Gr. Wt.

L W H CH Suction Liquid

25 33.48 19.5 N/A 7/8” S 3/8” S 13.8 lbs 1559 55 221

80F 90F 100F 110F

90 F 90%

Ambient Temperatures

SCFM Oz. Lbs.

June 24, 2016

Revision: REL

Specifications/ Parts:

Model AVA4537WXTXM
Unit Bill of Material 2B3185-1 Fan Motor RLA 0.7 Each
Nominal Volts-Hz-Ph 200-230/60/3 Fan Blade 51568-1 (2)
Refrigeration Range 20° to 55°F Fan Guard 70831 (2)
Design Pressure Low 150 Fan Shroud 70648-2
Design Pressure High 450 Low Pressure Control 84026-2
Voltage Range 180 to 253 Condenser 50858-1
Min. Circuit Ampacity 18.4 Receiver Tank 51081-1
Max. Fuse Size (amps) 30 High Pressure Switch 84095-1
Compressor Model AVA5538WXT Fan Switch 84096-1
Comp. Bill of Material AV201ST-012-J7 Process Valve 31583-1
Compressor RLA/LRA 13.5 / 73.4 Suction Filter 70822-5
Overload INTERNAL Fan Switch 84096-2
Relay N/A Liquid Valve 31581-1
Relay Replacement Kit N/A Liquid Valve Gasket 30334
Run Capacitor N/A Baffle 70827
Start Capacitor N/A Crankcase Heater 90699
Start Capacitor Replacement Kit N/A Accumulator * TK00042000
Contactor 91014H
Unit Drawing DGU1920-9
Wiring Diagram 91030
* = Equipped Units Only

Fan Motor 810F050C20 (2)

Electrical Diagram

EC72818