Raypak H3-122 User Manual
HYDRONIC HEATING
120,000 TO 320,000 BTUH INPUT
TWO-STAGE FIRE • OUTDOOR/INDOOR
HI DELTA MODELS 122-322
• Ultra-low NOx (less than 30ppm)
• 84% efficiency – ANSI Z21.13
• Internal ignition fault indicator LED
• Hot-surface ignition with remote sensing
• Lightweight alumina-silica combustion
chamber
• Small vent sizes
• Combustion air filter
• Vertical or horizontal vent
• Certified for 70 ft. effective length
sidewall venting (includes vent
termination cap)
• TruSeal™ – meets ASHRAE 15-1994,
section 8.13.6 for direct vent
• 20-year warranty against thermal shock
• Dependable tube sheet and “O” ring
heat exchanger construction
• Glass-lined cast-iron headers
• Factory-installed bypass and pump
(models 122-202)
Residential Package model
Commercial model
Model
No.
MBTUH
AFUE
A
B
H
K T
Shipping Wt.*
Lbs. (Approx.)
INPUT OUTPUT WIDTH NPT
H3-122 120 101 84% 24-7/8 10-3/4 1-1/4 4 5 225
H3-162 160 134 84% 28-1/2 12-9/16 1-1/4 5 5 240
H3-202 200 168 84% 32-1/8 14-3/8 1-1/4 5 5 255
H3-242 240 202 84% 35-1/2 16-3/16 1-1/2 5 5 270
H3-322 320 269 N/A 42-5/8 19-13/16 1-1/2 6 5 300
Catalog No.: 2000.39G Effective: 10-01-05 Replaces: 03-15-05
Raypak, Inc. reserves the right to make product changes
or improvements at any time without notice.
©2005 Raypak, Inc.
Raypak Inc.
2151 Eastman Ave.
Oxnard, CA 93030
(805) 278-5300
Fax (800) 872-9725
www.raypak.com
HYDRONIC HEATING
Raypak Canada Limited
2805 Slough St., Mississauga
Ontario, Canada L4T 1G2
(905) 677-7999
Fax (905) 677-8036
www.raypakcanada.com
Residential Package
Boiler
Models 122-202
Commercial Boiler
Models 122-322
Non-Ferrous
Waterways Option
Eliminates boiler oxygen
permeation problems with
non-barrier radiant tubing.
OPTIONS
• Single-stage fire
• Bronze or
cast iron pump
• Bronze headers
SPECIFICATIONS - MODELS 122 THROUGH 322
Dimensions are in inches.
Ratings shown for elevations up to 5,000 feet for natural or propane gas.
For installation at elevations over 5,000 feet, please contact manufacturer.
* Less pump
TACO PUMP DIMS.
0010
0012
1600
1630
H WATER IN
H WATER OUT
15-13/16
10-3/8
GAS CONNECTION 3/4 NPT
K FLUE CONNECTION
OPTIONAL
9-1/2"
11-5/8"
14"
19-1/4"
13-1/4
TOP
H OUTLET
H INLET
PUMP
CHART
ELECTRICAL CONNECTION
GAS CONNECTION 3/4 NPT
11
5
4-15/16
6-1/4
8-3/8
2
28-1/4
SEE
B
A
K FLUE CONNECTION
7-15/16
19-3/4
T COMBUSTION AIR
10-5/8
TOP
OPTIONAL ELECTRICAL
CONNECTION
18
FRONT RIGHT SIDELEFT SIDE
B
7-15/16
19-3/4
A
10-5/8
OPTIONAL ELECTRICAL CONNECTION
OPTIONAL GAS CONNECTION
T COMBUSTION AIR
18
26-1/8
3-3/4
8-1/2
16-3/4
FRONT RIGHT SIDELEFT SIDE
26-1/8
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