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Nozzle Selection
Table 17. Standard Nozzle Selections
*Also suitable for R-507, R-502, R-134A, R-401A, R-402A
Nozzles sized for 90-100°F liquid temp. at expansion valve. Refer to manual H-IM-64 if liquid temp. is not 90-100°F
Consult Bohn Application Engineering if evaporator TD is not 10° - 15°F, (room temp. - saturated suction temp.)
Type
No. of
Fans
Distributor Tube (in.)
Model
No. of
Circuits
R-404A*
Nozzle
R-22
Nozzle
OD Length
BHA
Air
Defrost
2 3/16 25.5 520 14 E-4 E-2-1/2
2 3/16 25.5 630 14 E-5 E-3
3 3/16 25.5 750 21 C-6 C-4
3 3/16 25.5 850 28 C-6 C-4
4 3/16 25.5 930 21 C-8 C-4
4 3/16 25.5 1100 28 C-10 C-5
3 3/16 28 1170 25 C-10 C-5
3 3/16 28 1400 34 A-12 A-8
3 3/16 21.5 1610 19 x 2 C-6 x 2 C-4 x 2
3 1/4 32 1900 24 C-17 C-12
3 1/4 32 2160 19 C-20 C-12
4 1/4 32 2200 21 C-20 C-12
4 1/4 32 2440 32 A-20 A-15
4 1/4 32 2550 21 C-20 C-15
4 1/4 32 2780 24 C-25 C-17
BHE/BHL
Electric
Defrost
2 3/16 25.5 400/450 14 E-5 E-3
2 3/16 25.5 480/550 14 E-8 E-4
3 3/16 25.5 560/640 21 C-8 C-5
3 3/16 25.5 650/740 28 C-10 C-5
4 3/16 25.5 710/810 21 C-12 C-6
4 3/16 25.5 840/950 28 C-15 C-8
3 3/16 28 890/1020 25 C-15 C-8
3 3/16 28 1050/1200 34 A-17 A-10
3 3/16 21.5 1220/1390 19 x 2 C-10 x 2 C-5 x 2
3 1/4 32 1440/1650 24 C-20 C-17
4 1/4 32 1860/2120 32 A-30 A-20
BHG/BHF
Hot Gas
Defrost
2 3/16 25.5 400/450 14 E-5 E-3
2 3/16 25.5 480/550 14 E-6 E-4
3 3/16 25.5 560/640 21 C-8 C-5
3 3/16 25.5 650/740 28 C-10 C-5
4 3/16 25.5 710/810 21 C-12 C-6
4 3/16 25.5 840/950 28 C-12 C-8
3 3/16 28 890/1020 25 C-15 C-10
3 3/16 28 1050/1200 34 A-17 A-12
3 3/16 21.5 1220/1390 19 x 2 C-10 x 2 C-4 x 2
3 5/16 19.5 1440/1650 16 x 2 C-12 x 2 C-8 x 2
4 5/16 19.5 1860/2120 16 x 2 C-15 x 2 C-10 x 2
Caution: Refrigeration system will not perform properly without Correct Nozzle!