JOHNSON CONTROLS
31
Section 3 - Dimensions, nozzle arrangements, and weights
Form 160.78-N1 
Issue date: 2/02/2022
3
NOTES:
1.  All dimensions shown in ft-in. (mm)
2.  All dimensions are approximate. Certied dimensions are available upon request.
3.  Standard water nozzles are Schedule 40 pipe size, furnished as welding stub-outs with ANSI/AWWA C-606 grooves, allowing the option 
of welding, anges, or use of ANSI/AWWA C-606 couplings. Factory-installed, class 150 (ANSI B16.5, round slip-on, forged carbon steel 
with 1.6 mm raised face), water anged nozzles are optional (add 13 mm to nozzle length). Companion anges, nuts, bolts, and gaskets 
are not furnished.
4.  One-, two-, and three-pass nozzle arrangements are available only in pairs shown and for all shell codes. Any pair of evaporator nozzles 
may be used in combination with any pair of condenser nozzles. Compact waterboxes on one heat exchanger may be used with marine 
waterboxes on the other heat exchanger.
5.  Water must enter the waterbox through the bottom connection to achieve rated performance.
Figure 23 - Evaporators - 150 psi marine waterboxes
Evaporator 
shell code
1-pass 2-pass 3-pass
F I F I G F I
EA25
1 ft 6 5/8 in.
(473)
0 ft 8 11/16 in.
(221)
1 ft 4 1/2 in.
(419)
0 ft 7 5/8 in.
(194)
0 ft 6 5/16 in.
(160)
1 ft 4 1/2 in.
(419)
0 ft 7 5/8 in.
(194)
LD14021
Evaporator nozzle arrangements (150 psi marine water boxes)