Dayton Operating Instructions and Parts Manual
Model 3VH22
General Safety Information (Continued)
•To prevent injury, wear gloves when handling heater.
•Never attach duct work to heater.
•Do not alter heater. Keep heater in its original state.
•Do not use heater if altered.
•Turn off propane supply to heater when not in use.
•Use only original replacement parts. This heater must use
Theory of Operation
THE FUEL SYSTEM
The hose/regulator assembly attaches to the propane gas supply. This provides fuel to the heater.
THE IGNITION SYSTEM
The piezo ignitor lights the main burner.
THE AUTOMATIC CONTROL SYSTEM
This system causes the heater to shut down if the flame goes out.
Product Identification | Top |
| |
| Shell |
Thermocouple
Ignitor
Electrode
Burner
Tube
Piezo Ignitor
Button
OFF |
|
LO | HI |
MED |
|
Hose/Regulator
Assembly
Base
Valve | Control |
Inlet | Knob |
Figure 2 - Product Identification
Specifications
Output |
| Minimum Fuel | Maximum Fuel | Size | Weight |
Rating Btu/Hr | Fuel | Consumption | Consumption | L x W x H (Inches) | (pounds) |
40,000 to 80,000 | Propane | 0.44 Gallons/Hour | 0.87 | Gallons/Hour | 20 x 15 x 16 | 13 (Heater) | |
| Vapor Only | 1.86 Pounds/Hour | 3.71 | Pounds/Hour | 16 x 15 x 20 | 17 (Shipping) | |
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Maximum Supply | Minimum Supply |
| Min. Temperature | Manifold Pressure | Ignitor | ||
Pressure to Regulator | Pressure to Regulator | Surrounding Air |
| (Inches of Water Column) | Gap (Inches) | ||
200 psi | 20 psi (for purposes |
| 18 (High) |
| 0.195 | ||
| of input adjustment) |
|
| 23.8 (Low) |
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3
Version B - For Reduction | G016.J |
