CB-0495
CB-0645
CB-0745
CB-0986
CB-1256
CB-1436
CB-1796
CB-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”
MAX. 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
MIN. WATER FLOW RATE (GPM) *
21
21
25
27
34
39
49
56
HEAD LOSS (FT. OF HD.) *
0.7
1.6
2.3
0.8
1.1
1.7
2.4
4.5
MAX. WORKING PRESSURE (PSI)
160
160
160
160
160
160
160
160
# OF RELIEF VALVES
1
1
1
1
1
2
2
2
RELIEF VALVE SIZE
1”
1”
1”
1”
1”
1”
1”
1”
RELIEF VALVE RATING (MBH)
1,352
1,352
1,352
1,352
1,352
1,352
1,352
1,352
RELIEF VALVE PRESSURE RATING (PSI)
50
50
50
50
50
50
50
50
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
BTU/HR OUTPUT
400,950
522,450
603,450
797,850
1,016,550
1,162,350
1,453,950
1,672,650
ELECTRICAL
VOLTAGE/HEATER
120
120
120
120
120
120
120
120
VOLTAGE/CONTROL
24
24
24
24
24
24
24
24
TOTAL AMPS
8.0
8.0
8.0
8.0
8.0
8.4
8.4
8.4
# OF ELECTRICAL CONNECTIONS
1
1
1
1
1
1
1
1
DIMENSIONS
HEIGHT
33-14”
33-14”
33-14”
36”
36”
36”
36”
36”
WIDTH (INCLUDES PUMP)
45-1/2”
56-3/4”
64”
48-1/4”
58-1/2”
68-3/4”
82-1/4”
92-1/2”
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.
CB-PS-07
(Replaces CB-PS-06 01/09)
01/09-Printed in U.S.A.
COPPER-FIN
®
BOILER PRODUCT SUMMARY
(CB) 495,000 - 2,065,000 BTU/HR
Lochinvar Corporation • 300 Maddox Simpson Pkwy • Lebanon, TN 37090 • 615-889-8900 / Fax: 615-547-1000
www.Lochinvar.com
* Minimum flow rate and head loss are based on a 40°F temperature rise for CB0495-0745 models and based on a 60°F temperature rise for CB0986-2066 models