TROUBLESHOOTING

Step 1

Step 2

Step 3

Does the power switch provide

 

 

 

NO

 

 

 

Check the switch and/or

 

 

 

power to the control panel?

 

 

 

 

 

 

 

line voltage

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Is there a Call For

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

YES

 

 

NO

Unit is in standby mode.

 

 

 

 

 

 

 

 

Heat?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

YES

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Is Disable connection intact?

 

NO

 

 

 

Reattach.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

YES

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check and correct power

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Does the combustion air

 

 

 

 

 

 

 

Is there 120VAC at the blower or

 

 

 

connections at main terminal

 

 

 

NO

 

 

NO

 

 

 

 

 

 

 

 

 

blower relay?

 

 

block, circuit breaker panel or

blower come on?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

blower relay.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

YES

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Step 4

Is 4-20mA present at the quick disconnects on the black and blue wires of the temperature controller?

 

 

YES

YES

 

 

 

 

 

 

Does F2 on ignition module

have AC power?

Is 24VAC at the NC side of

NO

the air pressure switch?

 

 

 

 

YES

 

 

 

 

 

 

Is diagnostic board

 

 

 

 

 

 

 

 

 

 

NO

NO

 

 

 

 

indicating open

 

 

 

 

 

 

safeties?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

YES

 

 

 

 

 

 

 

 

 

Is there continuity in the wire

NO

between F2 and Pin J5-6?

 

 

 

Is blower pressure setting

 

 

 

 

 

NO

 

 

(vacuum) correct?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

YES

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Replace temperature

controller.

Correct Safety

NO

Repair or

 

Replace wire.

 

Correct the shutter

setting or blower

amp draw.

Step 5

Step 6

Is 24VAC at PS on ignition module?

Is connecting plug secure?

YES

Does igniter prove?

NO

 

 

YES

Replace air pressure switch.

NO

Correct wiring.

 

 

Is Amp draw during heat-

up for HSI greater than NOReplace HSI 3.1 Amps?

YES

Is air switch bouncing?

NO

 

YES

Step 7

Step 8

 

Is the flame sensor signal to the

 

NO

 

 

Is gas pressure correct?

 

 

 

 

 

 

 

 

NO

 

ignition module greater than 1 uA DC?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

YES

 

 

 

 

 

 

 

YES

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Is static and dynamic inlet gas

 

 

Correct the gas pressure.

 

 

 

 

 

 

 

 

 

 

Is the unit running?

NO

 

pressure

 

correct?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Step 9

YESNO

The unit is okay

YES

Call our Technical Service Department

1-805-278-5300

47

Page 47
Image 47
Raypak 503-2003 manual Troubleshooting, Step

503-2003 specifications

The Raypak 503-2003 is a notable entry in the world of water heating solutions, renowned for its efficiency and reliability in both residential and commercial settings. This model is designed to provide exceptional performance while maintaining ease of use and minimization of environmental impact.

One of the standout features of the Raypak 503-2003 is its advanced heating technology. The unit utilizes a durable, copper heat exchanger which ensures quick and efficient heating of water. This heat exchanger is known for its ability to transfer heat effectively, leading to reduced energy consumption and lower utility bills. The design also allows for a seamless operation, ensuring that the system heats water swiftly without sacrificing performance.

In addition to its efficient heating capabilities, the Raypak 503-2003 is equipped with innovative controls. The digital control panel allows users to easily set and adjust the desired water temperature. This feature provides a level of convenience that simplifies operation while enhancing user experience. Furthermore, the smart technology employed in the unit ensures that it operates within optimal parameters, avoiding unnecessary energy expenditure.

Durability is another hallmark of the Raypak 503-2003. Built with heavy-duty components, this water heating solution is designed to withstand the rigors of continuous use. The rugged construction ensures longevity, making it a cost-effective investment for homeowners and businesses alike. Moreover, the unit is designed to be resistant to corrosion and wear, further extending its lifespan and reliability.

The energy efficiency of the Raypak 503-2003 is a crucial characteristic that sets it apart from competitors. Rated with a high efficiency score, this model contributes to lower emissions and is environmentally friendly. It adheres to various energy standards, making it a suitable choice for those looking to reduce their carbon footprint while enjoying reliable water heating.

Noise reduction is another important feature of the Raypak 503-2003. Designed with quiet operation in mind, the unit operates with minimal noise pollution, allowing for a pleasant environment in both residential and commercial spaces.

In summary, the Raypak 503-2003 combines advanced heating technology, user-friendly controls, durability, and energy efficiency into a robust water heating system. This makes it an excellent choice for those in need of dependable and sustainable heating solutions. Whether for daily home use or for larger commercial applications, the Raypak 503-2003 stands out as a leader in its class.