Raypak 962-1826 Water Heater User Manual


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Catalog No.: 3500.23D Effective: 1-15-08 Replaces: 7-15-04
Raytherm - Type WH
Models 962-1826 Model
11 3/4
14 1/2
5
A/2
L
1 1/8
COMBUSTIBLE FLOOR SHIELD
14
5 1/82 1/2
G
GAS
ELEC.
CONN.
27 3/4
C
J
B
11 1/4
6
32 1/2
19 1/2
(J-BOX)
PUMP
(OPTIONAL)
H
IN
OUT
K
INDOOR
DRAFT
HOOD
11 1/8
(OPTIONAL)
MODELS 962 THRU 1826
Dimensions
(
Inches
)
Model MBTUH Overall Jacket Gas Water Flue Shipping Weight
No. Natural Gas Width Height Height Conn. Conns. Dia. Lbs. (Approx.)
Input Output A B C G H J K L Less Pump w/Pump
WH-962 961.7 788.6 52-3/8 76-1/8 33-1/2 1 2-1/2 23-5/8 14 28 705 760
WH-1125 1124.7 922.0 59-1/4 78-1/8 33-1/2 1 2-1/2 23-5/8 16 32 745 800
WH-1223 1222.5 1002.4 63-5/8 78-1/8 33-1/2 1-1/4 2-1/2 23-5/8 16 32 805 860
WH-1336 1336.6 1096.0 68-5/8 80-1/8 33-1/2 1-1/4 2-1/2 23-5/8 18 36 875 930
WH-1468 1467.0 1203.0 74-7/8 80-1/8 33-1/2 1-1/4 2-1/2 23-5/8 18 36 945 1000
WH-1631 1630.0 1336.6 81-1/8 83-1/8 36-1/2 1-1/4 2-1/2 23-5/8 18 36 985 1040
WH-1826 1825.6 1497.0 89-3/8 85-1/8 36-1/2 1-1/4 2-1/2 23-5/8 20 40 1035 1090
NOTES: Ratings are shown for elevations up to 2,000 feet. For elevations over 2,000 feet, reduce ratings 4% for each 1,000 feet above
sea level.
HEATER RECOVERY RATES (GPH)
Tem
p
erature Rise Model
No.
20°F 30°F 40°F 50°F 60°F 80°F 100°F
WH-962 4733 3156 2367 1893 1578 1183 947
WH-1125 5536 3690 2768 2214 1845 1384 1107
WH-1223 6017 4011 3009 2407 2006 11504 1203
WH-1336 6579 4386 3289 2631 2193 1645 1316
WH-1468 7221 4818 3610 2888 2407 1805 1444
WH-1631 8023 5349 4011 3209 2674 2006 1605
WH-1826 8986 5990 4493 3594 2995 2246 1797
HEATER RATES OF FLOW AND PRESSURE DROPS
20° ∆T 30° ∆T 40° ∆T
Model
No.
GPM
∆P (ft)
GPM
∆P (ft)
GPM
∆P (ft)
WH-962 79 8.5 53 3.8 N/A N/A
WH-1125 N/A N/A 61 5.5 46 3.1
WH-1223 N/A N/A 67 7.0 50 3.9
WH-1336 N/A N/A 73 8.6 55 4.9
WH-1468 N/A N/A 80 11.0 60 6.2
WH-1631 N/A N/A 90 14.8 67 8.0
WH-1826 N/A N/A N/A N/A 75 10.6
NOTE: Maximum acceptable flow through heat exchanger tubes
is 90GPM.
Raypak, Inc. 2151 Eastman Avenue, Oxnard, CA 93030 (805) 278-5300 Fax (800) 872-9725 www.raypak.com
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