Raypak 181-401 Boiler User Manual


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Catalog No.: 2000.204D Effective: 12-1-07 Replaces: 4-1-05
Raytherm - Type H
Hydronic Heating Boilers - Outdoor Model
38"
13-1/4"
GAS
CONNECTION
26-1/2"
A
10-1/4"
3-7/8
3-7/8"
26-1/2"
40"
21-1/4"
ELECT.
CONN
STACKLESS
OUTDOOR TOP
PUMP
(OPTIONAL)
8 3/8"
REQUIRED OUTDOOR
FLOOR BASE
PUMP COVER
(OPTIONAL)
3/4" NPT GAS
CONNECTION
11"
Low NOx
BOILER RATE OF FLOW AND PRESSURE DROP
Model
10° ∆T 20° ∆T 30° ∆T 40°∆T
No. GPM
∆P FT
GPM
∆P FT
GPM
∆P FT
GPM
∆P FT
H-181 29 4.2 N/A N/A N/A N/A N/A N/A
H-261 42 8.5 21 2.2 N/A N/A N/A N/A
H-331 N/A N/A 27 3.4 N/A N/A N/A N/A
H-401 N/A N/A 32 5.2 21 2.3 N/A N/A
N/A – Not Applicable
Shipping Weight
Model MBTUH MBTUH Width (Lbs.) - Approx.
No. Input Output A No Pump w/ Pump
H-181 181 145 18-1/4" 191 221
H-261 264 211 22-3/8" 214 244
H-331 334 267 25-3/4" 234 264
H-401 399 319 29-1/4" 253 283
NOTE: Ratings shown are for elevations up to 2,000 feet for indoor or outdoor
installations. For elevations over 2,000 feet, reduce ratings at the rate of
4% for each 1,000 feet above sea level.
Raypak, Inc. 2151 Eastman Avenue, Oxnard, CA 93030 (805) 278-5300 Fax (800) 872-9725 www.raypak.com
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