Raytherm® - Type H
Job:
Engineer:
Contractor:
Prepared By:
Model:
Hydronic Heating Boilers
Commercial
Date:
Models 962-1826 (Indoor)
EFFICIENT
ꢀ 82% efficiency – highest of any atmospheric
boiler available today
THERMAL SHOCK PROOF
ꢀ Twenty-year warranty against thermal shock damage
up to 150°F differential
ꢀ Maximum operating temperature: 230°F
LIGHTWEIGHT
ꢀ A floor load of 70 lbs./sq. ft. or less
HIGH RECOVERY
ꢀ Cuts fuel costs substantially because the standby and
radiation losses normal to other boilers are eliminated
LOW WATER OPERATING TEMPERATURE
ꢀ Operates with inlet water temperature as low as 105°F
without condensing
INDOOR
Heat Exchanger
Controls (cont.)
Temperature Controllers
ƒ
ASME Inspected and Stamped
160 PSIG
ƒ
ƒ
Flow Switch
Economaster Pump Time Delay
Note: H1 and H5 do not require a
controller
ƒ
ƒ
National Board Listed
Headers
Glass-lined Cast Iron – Standard
Bronze – Option A-1
Finned Tubing
B-6 Two-stage
Gas Train
B-36 TempTracker Mod+ Hybrid
B-40 Motorized Modulation
B-41 Motorized Modulation,
Outdoor Reset
ƒ
ƒ
ƒ
ƒ
ƒ
Manual Main Gas Shut-off Cock
Main Gas Pressure Regulator
Redundant Safety Shut-off Valve
Control Valve
ƒ
Copper – Standard
B-
Four-stage Digital
Firing Mode
Cupro Nickel – Option A-3
ASME Steel Tube Sheet
Silicone O-Rings
60 PSIG ASME Pressure Relief Valve
Temperature and Pressure Gauge
Water Connections
Left Hand – Standard
Right Hand – Option A-6
Flow Configuration
Two-pass – Standard
Single-pass – Cast Iron Only
Pump - Rear-mounted, 1/2 HP,
120 VAC, 1∅, 60 Hz – Optional
4.25” Impeller
Y-241 Electronic Sequencer,
1-4 Stages
Y-281 Electronic Sequencer,
1-8 Stages
On/off (H4)
ƒ
ƒ
ƒ
ƒ
ƒ
Two-stage Firing (H3)
Four-stage Firing (H9)
Mechanical Modulation,
110-170°F (H5)
Mechanical Modulation,
150-210°F (H1)
Remote Controller
By others:
Additional Safety Controls
Motorized Modulation (H2)
Fuel
Natural Gas
Propane Gas
Design Certified ANSI Z21.13/CSA 4.9
ƒ
ƒ
F-9 Low Water Cut-off Probe
ƒ
ƒ
I-1
High Limit Control, Auto
Reset, 240°F
S-1 Low Gas Pressure Switch,
Manual
S-2 High Gas Pressure Switch,
Manual
Construction
4.7” Impeller
ƒ
ƒ
ƒ
ƒ
ƒ
AB 1953 & VLA 193 Compliant
Front Controls
Stainless Steel Burners
Polytuf Powder Coat Finish
Vent Selection
Controls
ƒ
ƒ
ƒ
ƒ
120V, 60Hz, 1 Ph Power Supply
120/24V Transformer
100% Pilot Shut-off/Lockout
Electronic, Intermittent Ignition (IID)
Pilot
High Limit Control, Manual Reset,
240°F
Regulatory Agency Requirements
Draft Diverter – Option D-10
Power Vent, Loose – Option D-2
Base (Optional)
ƒ
ƒ
ƒ
Combustible Floor Shield –
Option J-1
On/Off Switch
Catalog No.: 2000.24O
Effective: 04-15-10
Replaces: 12-01-07
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