Operating instructions
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Dayton
®
 Propane Construction 
Heater
3VE59C
Dayton Operating Instructions and Parts Manual
Maintenance (Continued)
10. Reconnect lead wires as shown in 
the Wiring Diagram (Figure 8).
11. Reassemble base, fan guard and 
base lower.
IGNITOR
The only maintenance necessary for  
the ignitor is to be sure that the gap 
between the electrodes is kept between 
.10” and .15”. The ignitor is accessible 
through the combustion chamber.
Storage
Always disconnect the 
heater from the 
propane tanks when not in use.
1. Always store propane tanks in accor-
dance with Chapter 5 of the Standard 
for storage and handling of Liquefied 
Petroleum Gasses, ANSI/NFPA 58. 
Follow all local codes.
2. Replace the plastic caps over the 
fittings that were installed when you 
originally unpacked your heater.
3. Store the heater in a safe, clean  
and dry location. Do not store the 
hose/regulator assembly inside the 
combustion chamber of the heater.
4. When removing the heater from 
storage, always check inside of the 
heater for any foreign objects left 
by spiders or small animals. Keep 
the inside of the heater clean from 
foreign objects and combustibles.
Wiring Diagram
Solenoid  
Valve
Yellow
White
White
Black
Blue
Condenser
Line Seat
White
Motor
Black
White
Red
White
Yellow
Green
Black
White
Line
Neut
Valve
Ground
Power Cord
Chassis 
Ground
Chassis 
Ground
Flame Control
High Limit 
Switch
on / off
Thermostat
Spark Plug
Orange
If any original wiring as supplied with the heater must be 
replaced, it must be replaced with type AWG105°C wire or its 
equivalent except as indicated (∗Type SF2-200, ∗∗SGI-250°C) 
Green
Chassis 
Ground
Black
Back 
Pressure 
Switch
Figure 7 – Fan Cross Section
Fan
Setscrew
Motor Shaft
Hub
Figure 8 – Wiring Diagram
For Technical Support or Troubleshooting, Call: 1-800-323-0620










