Troubleshooting

OWNER’S MANUAL

Note: For additional help, visit DESA International’s technical service web site at www.desatech.com.

Note: All troubleshooting items are listed in order of operation.

WARNING: Turn off appliance and let cool before servicing. Only a qualified service person should service and repair appliance.

OBSERVED PROBLEM	POSSIBLE CAUSE		REMEDY
When ignitor button is pressed, there is no	1.	Ignitor electrode not connected to igni-	1.	Reconnect ignitor cable
spark at burner		tor cable
	2.	Ignitor cable pinched or wet	2.	Free ignitor cable if pinched by any
				metal or tubing. Keep ignitor cable dry
	3.	Broken ignitor cable	3.	Replace ignitor cable
	4.	Bad electronic ignitor	4.	Replace electronic ignitor
	5.	Ignitor electrode broken	5.	Replace electrode
	6.	Ignitor electrode positioned wrong	6.	Reposition electrode
	7.	Batteries are dead or missing	7.	Replace batteries
	8.	Ground wire not attached	8.	Reattach ground wire to ignitor

When ignitor button is pressed, there is	1.	Gas supply turned off or equipment	1.	Turn on gas supply or open equipment
spark at burner but no ignition		shutoff valve closed		shutoff valve
	2.	Control knob not in LOW/START	2.	Turn control knob to LOW/START
		position		position
	3.	Control knob not pressed in while in	3.	Press in control knob while in LOW/
		LOW/START position		START position
	4.	Air in gas lines when installed	4.	Continue holding down control knob. Re-
				peat igniting operation until air is removed
	5.	Low gas pressure	5.	Check for proper supply pressure
	6.	Low fuel supply	6.	Refill supply tank

Burner lights but flame goes out when con-	1.	Control knob not fully pressed in	1.	Press in control knob fully
trol knob is released	2.	Control knob not pressed in long enough	2.	After burner lights, keep control knob
				pressed in 30 seconds
	3.	Equipment shutoff valve not fully open	3.	Fully open equipment shutoff valve
	4.	Burner flame not touching thermo-	4.	A) Contact local propane/LP gas com-
		couple, which allows thermocouple to		pany
		cool, causing burner to go out. This prob-
		lem could be caused by one or both of		B) Clean burner ports (see Cleaning and
		the following:		Maintenance, page 8) or replace burner
		A) Low gas pressure		assembly
		B) Dirty or partially clogged burner ports
	5.	Thermocouple connection loose at con-	5.	Hand tighten until snug, then tighten
		trol valve		1/4 turn more
	6.	Thermocouple damaged	6.	Replace thermocouple
	7.	Control valve damaged	7.	Replace control valve

Burner flame is too low or too high	1.	Incorrect gas supply or pressure	1.	Check for proper gas supply pressure
	2.	Blocked burner orifice or burner mani-	2.	Free burner orifice and manifold ports
		fold ports		of any burrs, lava rock particles, or other
				blockage
	3.	Improper burner orifice size	3.	Verify proper burner orifice sizing (see
				specification chart, page 4)

www.desatech.com

Continued

107497

For more information, visit www.desatech.com

PC4670LP, PC3460LP specifications

Desa Tech PC3460LP and PC4670LP are innovative products designed for modern computing needs, featuring cutting-edge technologies to enhance performance and efficiency. Both models cater to a variety of users, from casual gamers to professionals, ensuring versatile applications across different environments.

Starting with the PC3460LP, this compact yet powerful system is built around an advanced processing unit that employs multi-core technology. This allows for seamless multitasking and smooth performance even when running resource-intensive applications. A notable characteristic of the PC3460LP is its energy-efficient design, which not only reduces power consumption but also minimizes heat generation, making it an ideal choice for users conscious of their environmental impact. Additionally, the device is equipped with integrated graphics, boasting impressive capabilities for casual gaming and multimedia playback.

On the other hand, the PC4670LP takes performance to the next level, featuring an upgraded processor that significantly increases computing speed and responsiveness. For users who demand more from their systems, the PC4670LP supports dedicated graphics cards, enabling high-quality graphics rendering, which is essential for gaming and professional design work. The system architecture incorporates advanced cooling solutions, ensuring optimal thermal management during prolonged use, which is vital for maintaining hardware longevity.

Both models come with ample storage options, featuring solid-state drives (SSD) that offer rapid data access times and improved overall system responsiveness. With multiple connectivity options, including USB 3.0, HDMI, and Ethernet ports, users can easily connect to peripherals and networks, enhancing their overall experience. Furthermore, the systems are equipped with high-speed Wi-Fi capabilities, ensuring that users stay connected with minimal latency.

User-friendly interfaces and system expansion capabilities are also key characteristics of these models. Whether upgrading the RAM or adding extra storage, Desa Tech has designed these systems with ease of maintenance in mind. The stylish, compact form factor of both devices ensures they fit comfortably in any workspace without compromising on performance.

Overall, the Desa Tech PC3460LP and PC4670LP are excellent choices for those seeking reliable, high-performance computing solutions. Their blend of powerful technologies, efficient designs, and user-centric features makes them suitable for a wide range of applications, from everyday tasks to demanding computational workloads.

TROUBLESHOOTING

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

PC4670LP, PC3460LP specifications