Dimensions And Capacities Data - John Wood 100 Series Instruction Manual

dIMEnsIons And CAPACItIEs dAtA

understanding
your Models
Model Designator:
Sample: AJWES or I-80-54-240 100
A=ASME Construction if not used
standard construction
JW= John Wood
ES= Surface Mounted Thermostats or
EI= Immersion Type Thermostats
80=Gallon (302.8 Liters) can also be
50=Gallon (189.3 Liters) or
119=Gallon (450.5 Liters)
54= kW input of unit
240=Voltage can also be
208; 277; 380; 415; 480; & 600
380/415/600 are 3 Ph Wye
100 indicates series
Model number tank Capacity in Gallons (Liters)
(A)JWES or I-50
(A)JWES or I-80
(A)JWES or I-119
standard Btu/
kw Input hour
6 20,478
9 30,717
12 40,956
13.5 46,075
15 51,195
18 61,434
24 81,912
27 92,151
30 102,390
36 122,868
40.5 138,226
45 153,585
54 184,302
*Figured at 1 KW (3413 Btu) = 4.1 gallons at 100°F temperature rise.
To determine recovery rate per minute, divide recovery rate per hour by 60.
figure 1
A - Inches (mm)
50 (189.3)
80 (302.8)
119 (450.5)
table 1.
rECoVEry rAtE In GALLons PEr hour*
temperature rise °f
30° 40° 50° 60°
82 62 49 41
123 92 74 62
164 123 98 82
184 138 111 92
205 154 123 102
246 184 148 123
328 246 197 164
369 276 221 184
410 307 246 205
492 369 295 246
554 418 3332 277
615 461 369 307
738 553 443 369
table 2.
this instruction manual covers two different
commercial electric water heater models:
The first models, identified with letters "ES" in the
model no. (see 'understand your model' section), are
referred to as "Surface Mount Control" model. Those
models are factory equipped with surface mounted
thermostat/ECO combination controls.
The second models, identified with letter "EI" in the
model no. (see "understand your models" section),
are referred to as electronic control model, are factory
equipped with an electronic control system and
immersion-type temperature probe.
B - Inches (mm)
55 3/4 (1416) 21 3/4 (552)
60 1/4 (1350) 25 1/2 (648)
62 1/4 (1581) 29 1/2 (749)
70° 80° 90°
35 31 27
53 46 41
70 61 55
79 69 62
88 77 68
105 92 82
140 123 109
158 138 123
176 154 137
211 184 164
237 208 1185
263 230 205
316 277 246
5
C - Inches (mm) Inlet/outlet
27 (685)
31 (787)
35 (889)
100° 110° 120° 130°
25 22 21 19
37 34 31 28
49 45 41 38
55 50 46 43
61 56 51 47
74 67 61 57
98 89 82 76
111 101 92 85
123 112 102 95
148 134 123 113
166 151 138 128
184 168 154 142
221 201 184 170
1 1/4
1 1/4
1 1/4
140°
18
26
35
40
44
53
70
79
88
105
119
132
158