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Model 3vh20, Theory of operation, Product identification – Dayton 3VH20 User Manual

Page 3

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Version B - For Reduction

G016.J

®

Dayton Operating Instructions and Parts Manual

3

Model 3VH20

General Safety Information
(Continued)

Specifications

Output

Minimum Fuel

Maximum Fuel

Size

Rating Btu/Hr

Fuel

Consumption

Consumption

L x W x H (Inches)

15,000 to 25,000

Propane Vapor Only

0.17 Gallons/Hour

0.27 Gallons/Hour

11.9 x 13.8 x 13

0.70 Pounds/Hour

1.16 Pounds/Hour

Regulator

Maximum Supply

Minimum Supply

Weight

Outlet Pressure

Pressure to Regulator

Pressure to Regulator

(pounds)

15 psi

Tank Pressure

40 psi (for purposes

4.7 (Heater)

of input adjustment)

6.1 (Shipping)

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.

NOTE: Because of the metal lubricant
used in this product, you may notice some
smoking upon initial start-up and shut
down. This condition is normal and should
not occur beyond the first several (5-10)
minutes of operation.

Figure 2 - Product Identification

Piezo Ignitor
Button

Gas Inlet
Connector

Shell

Base

Automatic
Control Valve
Button

Hose/Regulator/Fuel
Gas Connector
Assembly

Product Identification

Top

• Use only original replacement parts.

This heater must use design-specific
parts. Do not substitute or use generic
parts. Improper replacement parts
could cause serious or fatal injuries.

• Keep all connections and fittings

clean. Make sure propane tank valve
outlet is clean. Check the rubber O
ring on the heater inlet fuel connec-
tor for damage before each use.
Replace if worn or damaged.