Raypak RAYTHERM 962-1826 User Manual
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Catalog No.: 2000.24O Effective: 04-15-10 Replaces: 12-01-07
Job:
Engineer:
Contractor:
Prepared By: Date:
Model:
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
Heat Exchanger
ASME Inspected and Stamped
160 PSIG
National Board Listed
Headers
Glass-lined Cast Iron – Standard
Bronze – Option A-1
Finned Tubing
Copper – Standard
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
4.7” Impeller
Controls
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
On/Off Switch
Controls (cont.)
Flow Switch
Economaster Pump Time Delay
Gas Train
Manual Main Gas Shut-off Cock
Main Gas Pressure Regulator
Redundant Safety Shut-off Valve
Control Valve
Firing Mode
On/off (H4)
Two-stage Firing (H3)
Four-stage Firing (H9)
Mechanical Modulation,
110-170°F (H5)
Mechanical Modulation,
150-210°F (H1)
Motorized Modulation (H2)
Fuel
Natural Gas
Propane Gas
Design Certified ANSI Z21.13/CSA 4.9
Construction
AB 1953 & VLA 193 Compliant
Front Controls
Stainless Steel Burners
Polytuf Powder Coat Finish
Vent Selection
Draft Diverter – Option D-10
Power Vent, Loose – Option D-2
Base (Optional)
Combustible Floor Shield –
Option J-1
Temperature Controllers
Note: H1 and H5 do not require a
controller
B-6 Two-stage
B-36 TempTracker Mod+ Hybrid
B-40 Motorized Modulation
B-41 Motorized Modulation,
Outdoor Reset
B- Four-stage Digital
Y-241 Electronic Sequencer,
1-4 Stages
Y-281 Electronic Sequencer,
1-8 Stages
Remote Controller
By others:
Additional Safety Controls
F-9 Low Water Cut-off Probe
I-1 High Limit Control, Auto
Reset, 240°F
S-1 Low Gas Pressure Switch,
Manual
S-2 High Gas Pressure Switch,
Manual
Regulatory Agency Requirements
Raytherm
®
- Type H
Hydronic Heating Boilers
Commercial
Models 962-1826 (Indoor)
INDOOR