CW-0495
CW-0645
CW-0745
CW-0986
CW-1256
CW-1436
CW-1796
CW-2066
WATER
GALLON CAPACITY
1.7
1.9
2.0
3.4
3.7
4.1
4.5
4.8
HEATING SURFACE (SQ. FT.)
59.0
76.8
88.1
96.0
120.2
144.0
176.0
200.0
WATER CONNECTIONS
2”
2”
2”
2-1/2”
2-1/2”
2-1/2”
2-1/2”
2-1/2”
DRAIN
3/4”
3/4”
3/4”
3/4”
3/4”
3/4”
3/4”
3/4”
WATER FLOW RATE (GPM)
55
55
55
90
90
90
90
90
HEAD LOSS (FT. OF HD.)
6.5
6.7
6.8
5.8
6.6
7.2
8.4
9.2
MAX. WORKING PRESSURE (PSI)
160
160
160
160
160
160
160
160
MAX. WATER HARDNESS (GRAINS)
25
25
25
25
25
25
25
25
GPH @ 70°F RISE
694
904
1,044
1,381
1,760
2,013
2,517
2,896
GPH @ 100°F RISE
486
633
731
967
1,232
1,409
1,762
2,027
GPH @ 140°F RISE
347
452
522
691
880
1,006
1,259
1,448
# OF RELIEF VALVES
1
1
1
1
1
1
1
2
RELIEF VALVE SIZE
3/4”
3/4”
3/4”
3/4”
3/4”
3/4”
3/4”
3/4”
RELIEF VALVE RATING (MBH)
1,912
1,912
1,912
1,912
1,912
1,912
1,912
1,912
RELIEF VALVE PRESSURE RATING (PSI)
150
150
150
150
150
150
150
150
RELIEF VALVE TEMPERATURE RATING (°F)
210
210
210
210
210
210
210
210
GAS
INLET CONNECTION
1-1/4”
1-1/4”
1-1/4”
2”
2”
2”
2”
2”
MAX. INLET PRESSURE, NAT
10.5” w.c.
10.5” w.c.
10.5” w.c.
10.5” w.c.
10.5” w.c.
10.5” w.c.
10.5” w.c.
10.5” w.c.
MIN. INLET PRESSURE, NAT
4.0” w.c.
4.0” w.c.
4.0” w.c.
4.5” w.c.
4.5” w.c.
4.5” w.c.
4.5” w.c.
4.5” w.c.
MANIFOLD PRESSURE, NAT
1.8” w.c.
1.8” w.c.
1.8” w.c.
1.2” w.c.
1.2” w.c.
1.2” w.c.
1.2” w.c.
1.2” w.c.
MAX. INLET PRESSURE, LP
13.0” w.c.
13.0” w.c.
13.0” w.c.
13.0” w.c.
13.0” w.c.
13.0” w.c.
13.0” w.c.
13.0” w.c.
MIN. INLET PRESSURE, LP
8.0” w.c.
8.0” w.c.
8.0” w.c.
8.0” w.c.
8.0” w.c.
8.0” w.c.
8.0” w.c.
8.0” w.c.
MANIFOLD PRESSURE, LP
4.6” w.c.
4.6” w.c.
4.6” w.c.
4.6” w.c.
4.6” w.c.
4.6” w.c.
4.6” w.c.
4.6” w.c.
BTU/HR INPUT
495,000
645,000
745,000
985,000
1,255,000
1,435,000
1,795,000
2,065,000
ELECTRICAL
VOLTAGE/HEATER
120
120
120
120
120
120
120
120
VOLTAGE/PUMP
120
120
120
120
120
120
120
120
VOLTAGE/CONTROL
24
24
24
24
24
24
24
24
TOTAL AMPS W/PUMP
13.8
13.8
13.8
15.4
15.4
15.8
15.8
15.8
# OF ELECTRICAL CONNECTIONS
2
2
2
2
2
2
2
2
DIMENSIONS
HEIGHT
33-14”
33-14”
33-14”
36”
36”
36”
36”
36”
WIDTH (INCLUDES PUMP)
64”
75-1/4”
82-1/2”
68-3/4”
79”
89-1/4”
102-3/4”
113”
DEPTH
22-1/4”
22-1/4”
22-1/4”
33-1/2”
33-1/2”
33-1/2”
33-1/2”
33-1/2”
SERVICE CLEARANCES
FRONT
24”
24”
24”
30”
30”
30”
30”
30”
BACK
3”
3”
3”
3”
3”
3”
3”
3”
RIGHT SIDE
3”
3”
3”
3”
3”
3”
3”
3”
LEFT SIDE (PIPING)
24”
24”
24”
24”
24”
24”
24”
24”
TOP
3”
3”
3”
3”
3”
3”
3”
3”
VENTING
SIZE
6”
8”
8”
10”
12”
12”
14”
14”
VENT CATEGORY
I
I
I
I
I
I
I
I
VENT MATERIAL
B-VENT
B-VENT
B-VENT
B-VENT
B-VENT
B-VENT
B-VENT
B-VENT
MAXIMUM DRAFT
-0.08” w.c.
-0.08” w.c.
-0.08” w.c.
-0.08” w.c.
-0.08” w.c.
-0.08” w.c.
-0.08” w.c.
-0.08” w.c.
MINIMUM DRAFT
-0.01” w.c.
-0.01” w.c.
-0.01” w.c.
-0.01” w.c.
-0.01” w.c.
-0.01” w.c.
-0.01” w.c.
-0.01” w.c.
CW-PS-06
(Replaces CW-PS-05 4/07)
11/07-Printed in U.S.A.
www.Lochinvar.com
COPPER-FIN
®
WATER HEATER PRODUCT SUMMARY
(CW) 495,000 - 2,065,000 BTU/HR
Lochinvar Corporation • 300 Maddox Simpson Pkwy • Lebanon, TN 37090 • 615-889-8900 / Fax: 615-547-1000
