spectrum SP250 Infrared Heater Panel Kit Instruction Manual

September 27, 2024
SPECTRUM

SP250 Infrared Heater Panel Kit

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Specifications

  • Product Name: SP250/300/350 Spectrum Plus Heater

  • Manufacturer: Spectrum Products, LLC

  • Power Supply: 120V or 240V (depending on model)

  • Heater Dimensions: Various sizes available – see chart
    below

  • Wattage Range: 1500W to 5950W

  • Required Circuits: 1 to 2 circuits

Product Usage Instructions

Installation Guidelines

Follow these steps for proper installation of the SP250/300/350
heaters:

  1. Mount the heater between a wood stud wall that’s 16″ on
    center.

  2. Ensure minimum T&G thickness is 11/16.

  3. Maintain minimum spacings between heaters as per National
    Electric Code.

  4. Use a Listed 120 Vac Receptacle rated for the heater as the
    main power source.

  5. Install per the applicable requirements of the National
    Electrical Code (U.S.) or Canadian Electrical Code (Canada).

Heater Dimensions & Spacing

Refer to the following table for heater dimensions and spacing
recommendations:

Sauna Size| Back Wall| Side Wall| Bench| Front| Total Heaters| Cubic ft| Watts / Amps / Volts| Required Circuits| Traditional Heater
---|---|---|---|---|---|---|---|---|---

Controller & Sensor

The SP250/300/350 heaters may require a separate controller and
sensor for optimal performance. Refer to the product manual for
detailed instructions on setting up and using the controller.

Frequently Asked Questions (FAQ)

Q: Can traditional heaters be used with the Spectrum Plus IR

heaters?

A: Traditional heaters can only be used in combination with
Spectrum Plus IR heaters. Adding carbon panels to a traditional
heater sauna voids all warranties.

Q: What should I do if I encounter a warning or caution

message?

A: Take immediate action as per the instructions provided with
the warning or caution message. Ignoring these messages can result
in personal injury or equipment damage.

Q: How many circuits are required for different models of

SP250/300/350 heaters?

A: The number of required circuits varies depending on the
model. Refer to the specifications table for details on the
required circuits for each model.

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INSTALLAT ION I NSTRUCT I ONS SP250/300/350

SP250/300/350
DISCLAIMER
Spectrum Infrared and its affiliated corporations and subsidiaries (collectively “Spectrum”), intend to make this manual accurate and complete. However, Spectrum makes no claim that the information contained herein covers all details, conditions, or variations, nor does it provide for every possible contingency in connection with the installation or use of this product. The information contained in this document is subject to change without notice or obligation of any kind. Spectrum makes no representation of warranty, expressed or implied, regarding the information contained herein. Spectrum assumes no responsibility for accuracy, completeness or sufficiency of the information contained in this document.
Spectrum Plus is a registered trademark of Spectrum Products, LLC. All rights reserved.

Installation Instructions
IMPORTANT!:The SP250/300/350 heaters are designed to be mounted between a wood stud wall that’s 16″ on center. Minimum T&G thickness is 11/16″.
NOTE: Spacings – Minimum spacings between the heaters shall be maintained for safe operation of the equipment when installed in accordance with the National Electric Code, ANSI/NFPA 70.
NOTE: When selecting a Listed 120 Vac Receptacle for use as the main power source for the SPC heaters (power supply), make sure that AC Receptacle is rated for the heater installing.
In the U.S., the equipment shall be installed per the applicable requirements of the National Electrical Code, ANSI/NFPA 70.
In Canada, the equipment shall be installed per the applicable requirements of the Canadian Electrical Code, CSA C22.1.

IMPORTANT SAFETY INSTRUCTIONS
WARNING: A WARNING alerts you to the possibility of serious injury or death if you do not follow the instructions.
CAUTION: A CAUTION alerts you to the possibility of damage or destruction of equipment if you do not follow the corresponding instructions.
WARNING: Failure to read, thoroughly understand, and follow all instructions can result in serious personal injury, damage to equipment, or voiding of factory warranty! It is the installer’s responsibility to make sure all components are properly assembled and installed using the instructions provided.
WARNING: Failure to provide adequate structural strength for this accessory can result in serious personal injury or damage to equipment! It is the installer’s responsibility to make sure the structure to which this accessory is attached can support the weight of all equipment.
WARNING: Use this heater only for its intended use as described in these instructions. Do not use attachments not recommended by the manufacturer.
WARNING: Professional installation required.

–SAVE THESE INSTRUCTIONS–

SP250/300/350 HEATER DIMENSIONS & SPACING

Installation Instructions

LAYOUT

Installation Instructions

Sauna Size 3x3x7 4x3x7 4x4x7 5x3x7 5x4x7L 5x4x7 5x5x7 5x6x7 5x7x7 5x8x7 5x9x7 5x10x7 6x5x7 6x6x7 6x7x7 6x8x7 6x9x7 6x10x7

Back Wall 2 3 3 4 4 4 4 4 5 6 7 8 5 5 5 6 7 8

Side Wall 2 2 2 2 3 4 5 6 5 5 5 5 5 6 6 6 6 6

Bench
1 0 1 1 1 1 1 1 2 3 3 3 2 2 2 3 3 3

Front
0 1 1 1 1 1 1 1 1 0 0 0 0 0 1 0 0 0

Total Heaters 5 6 7 8 9 10 11 12 12 14 15 16 12 13 14 15 16 17

Cubic ft
63 ft³ 84 ft³ 112 ft³ 105 ft³ 140 ft³ 140 ft³ 175 ft³ 210 ft³ 245 ft³ 280 ft³ 315 ft³ 350 ft³ 210 ft³ 252 ft³ 294 ft³ 336 ft³ 378 ft³ 420 ft³

Watts / Amps / Volts 1500 / 12.5 / 120 1800 / 15 / 120 2100 / 17.5 / 120 2400 / 20 / 120 3150 / 13.2 / 240 3500 / 14.6 / 240 3850 / 16.1 / 240 3150 / 17.4 / 240 4550 / 19 / 240 4900 / 20.5 / 120 5250 / 22 / 240 5600 / 23.4 / 240 4200 / 17.4 / 240 4550 / 19 / 240 4900 / 20.5 / 240 5600 / 22 / 240 5600 / 23.4 / 240 5950 / 24.8 / 240

Required Circuits 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2

Traditional Heater* N/A N/A Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes

*Traditional heaters can only be used in combination with Spectrum Plus IR heaters. Adding carbon panels to a traditional heater sauna voids all warranties.

CONTROLLER & SENSOR

PARTS INCLUDED COMPONENTS NEEDED FOR OPERATION OPTIONAL PARTS PER CUSTOM CONFIGURATION (NOT INCLUDED)

SP250/300/350 CONFIGURATION EXAMPLES

Installation Instructions

NOTE: Configuration examples are based on achieving 170-degree temperatures without utilizing a traditional heater (combination). For combination saunas, the number of infrared panels can be lowered if the primary goal is to use both the infrared and traditional heaters at the same time.
NOTE: To achieve the ultimate sauna experience, maximize your infrared and traditional heater quantities. The sauna temperature can always be adjusted to lower the temperature.

SP250/300/350 STUD LAYOUT
JUNCTION BOX LOCATIONS

Installation Instructions
PLANNING YOUR STUDS Carefully plan your stud configuration. Your studs must coincide with your heater layout as each heater requires a minimum 3″ depth for proper installation and ventilation.
Common 16″ on center stud spacing can be used for most builds. For uncommon spacing or angles, adjust your studs to accommodate each heater.
*Each heater should be 2″ above the seating surface of the sauna bench. This calculation should be made during the stud planning process.
*This is an example of stud placement. Your configuration may require additional bracing based on bench configurations or local building codes.
JUNCTION BOX LOCATIONS A metal junction box should be located under each heater for safety and code compliant access.
The top connection to your junction box should be metal conduit pipe. Heater connections can be standard flexible conduit.
Use 4″ junction boxes for easier wiring access.
**Use a minimum of 12awg cable for best heater performance.

POWER SUPPLY LOCATION POWER SUPPLY HEATER CONNECTIONS

POWER SUPPLY LOCATION The power supply unit should be placed in an accessible location within 118″ of the sauna controller.
For infrared only saunas, the power supply can be mounted within the sauna in a covered location (e.g., under a removable benchtop).
For infrared and traditional applications, the power supply must be mounted outside of the sauna (e.g. next to the subpanel).
There will need to be a 1.5″ diameter access hole made to run the power cable to the wall outlet.
WIRES TO POWER SUPPLY Carefully follow the wiring schematic to ensure proper wire configuration.
Use the proper gauge wiring per heater load and run length.
*To ensure low EMI/EMF readings, all heaters must be wired with metal flexible conduit.
**For access, make the tops of your sauna benches removable for wiring access in the future.
.

SP250/300/350 DATA CABLE FOR CONTROLLER
TEMPERATURE SENSOR

Installation Instructions
CONTROLLER DATA CABLE Your controller location should be within 118″ of the red power supply box. Connect your data cable to the power supply and secure the end of the wire to the stud location where your controller will be mounted. *We recommend using a medal pipe or channel to run this cable and your temperature sensor for easy replacement if necessary. *Your data cable can be extended on site to obtain an additional 60″. .
TEMPERATURE SENSOR CABLE Your temperature sensor should be within 118″ of the red power supply box. Connect your sensor wire to the power supply and secure the end of the wire to the stud location where your sensor will be mounted.
Wires don’t often fail, however we recommend using a medal pipe to run this cable and your controller data cable for easy replacement if necessary. **Your temperature sensor cable can be extended on site to obtain an additional 100″.

SP250/300/350 HEATER CONNECTIONS

Installation Instructions

HEATER FOIL VAPOR BARIER

SECURE SENSOR AND CONTROL WIRE Secure both wires to the adjacent stud to connect to components in the future. .
VAPOR BARRIER INSTALLATION For the best heater performance, install vapor barrier in each heater cavity. This step is not required but recommended. *Insulation can be added behind the heater for added thermal retention. Only fire retardant/ high heat insulation (rock wool) should be installed.
.

INSULATION FISH WIRE

Installation Instructions
INSTALL INSULATION Place insulation in all stud sections except for heater pockets. *Insulation can be added behind the infrared heaters by using rockwool that is fire retardant / resistant. **For outdoor applications or an outdoor exposed wall, use the highest R value within your budget. .
FISH WIRE Run your fish wire from the Junction box to your heater cavity.

VAPOR BARRIER INSTALL CLADDING

Installation Instructions
FINAL VAPOR BARRIER Apply your final application of vapor barrier.
CLADDING INSTALLATION Install cladding, cutting the boards to coincide with your heater pockets/ layout. *Cladding can be installed either vertically or horizontal without effecting the integrity of the sauna heaters. **Fish wire should be secured to the heater cavity. .

INSTALL HEATER INSTALL HEATER COVER

Installation Instructions
INSTALL HEATER AND WIRE Place your Spectrum PlusTM heater into the cavity. Route the heater power wires into your junction box. Make your power connections. .
INSTALL HEATER COVER Install the lower cladding and heater grill with (4) wood screws.

WOOD FRAME BACKREST EXAMPLES

INSTALL WOOD FRAME Place your Spectrum PlusTM heater into the cavity, connect your wires, and secure using (4) wood screws or finishing nails.
.

Backrests can be installed on the surface of the heater frame, no gaps needed. For proper support, use additional bracing between each heater. For optimal performance, limit covering heaters by more than 50%.

CONTROLLER CASE INSTALL CONTROLLER

OPEN THE CONTROLLER CASE Using a pick tool or a small flat head screw driver push down on the clips found on top of the controller’s case. Tip: Push at an angle to ensure the screw driver doesn’t push into the screen’s circuit board.
INSTALL CONTROLLER Follow the control panel mounting instructions to ensure proper installation. Using a pick tool or a small flat head screw driver push down on the clips found on top of the controller’s case.
.

MOUNT TEMPERATURE SENSOR

TEMPERATURE SENSOR Using provided parts, mount your temperature sensor.

V2 POWER SUPPLY

V2 POWER CONNECTION V2 CONTROLLER WIRING

V2 TEMPERATURE SENSOR V2 LIGHTING (12V)

V2 AUDIO

V2 HEATER WIRING

V2 HEATER WIRING WITH EXTENSION BOX

V2 EXTENSION BOX WIRING POWER SUPPLY MEASUREMENTS

INDOOR POWER SUPPLY LOCATION (INFRARED ONLY) OUTDOOR POWER SUPPLY LOCATION (INFRARED ONLY)

INDOOR POWER SUPPLY LOCATION (COMBINATION) OUTDOOR POWER SUPPLY LOCATION (COMBINATION)

INDOOR VENTILATION LOCATION (INFRARED ONLY) OUTDOOR VENTILATION LOCATION (INFRARED ONLY)

INDOOR VENTILATION LOCATION (COMBINATION) INDOOR VENTILATION LOCATION (COMBINATION)

COMBINATION AIR 360TM

PARTS LIST
Part
UL Listed Spectrum Plus infrared heater Steel frame with temperature resistant coating Western Canadian cedar frame bezel Frame bezel wood screws Commercial Grade V2 Power Supply IR Power Supply Extension Box 120v 15a power cable 120v 20a power cable 240v 15a power cable V2 Controller V2 Controller with WiFi V2 Controller data cable (3m) Temperature Sensor Temperature Sensor Mounting Plate & Clip C14 Jumper Cable (1m) C14 Connectors ­ rewireable 4-Pin Audio Cable 4-Pin Lighting Cable 12v LED RGB Puck Lights 12v LED RGB Strip Lights 6″ Marine Grade Audio Speakers Open / Close Vent Air Return Grill Air 360° Mechanical Fan System

SKU
SP250 | SP300 | SP350V | SP208V SPSF-2 WCCF-R1 FBWS-1 V2PS V2-EXT 15PC 20PC 240PC V2PS V2PS-W V2DC V2TS V2TSM 6EC C14-1 AC-180 V2PC LEDBRGB LEDSTRP SPKR6M FDAIRV FDAIR1 FDAIR360

ADDING A TRADTIONAL HEATER POWER SUPPLY LOCATION

COMBINATION SAUNA Spectrum PlusTM infrared sauna heaters are UL listed and can be safely added with a traditional steam heater. The sauna installation configuration will change.
EXTERIOR INSTALLATION Mount infrared power supply outside the sauna. Power supply can be placed into an accessible, well-ventilated cabinet or mounted to the exterior of the sauna. For outdoor applications a waterproof junction box must be installed.

CONTROLLER LOCATION HEATER LOCATION

EXTERIOR INSTALLATION You must mount our infrared controller on the outside of the sauna when combining a traditional steam heater. For outdoor applications, the controller must be covered.
DISTANCE BETWEEN HEATERS The minimum distance between a Spectrum PlusTM infrared heater and a traditional heater is 12″. Do Not install a Spectrum PlusTM infrared heater above any traditional heater.

INFRARED TEMPERATURE SENSOR

VENTALATION

LOCATION OF SENSOR When pairing Spectrum Plus infrared heaters with a traditional heater, place the temperature sensor in the ceiling the farthest from the traditional heater.
Do Not install the temperature sensor withing 24″ of a traditional heater.

LOCATION OF VENTALATION Follow manufacturers guidelines for placement of traditional heater ventilation.
Infrared ventilation is best mounted on the opposite side of the sauna in the ceiling or back wall.

TROUBLESHOOTING
My power supply is plugged in but there is no power to the controller.

Check the power supplies breaker located on the side. If the button is lose, there was not an interruption. If the button clicks, there was an interruption in power, reset by pushing in.

My breaker was not interrupted, and I still do not have power to the controller?

Check the power supplies high limit switch located on the side. Remove the red cap. If the button is lose, there was not an interruption. If the button clicks, there was an interruption in power, reset by pushing in.

My controller turns on when I plug the sauna in but then it shuts right off.

The V2 Controller needs to be reactivated by placing your finger on the screen for 2-3 seconds. Refer to the controller operating instructions.

My speakers crack when music is playing.

Your positive and negative are reversed. Swap the cables to solve the issue.

I have power to my heaters, but the heater is not turning on.

Spectrum Plus infrared heaters can take between 5-7 minutes to start feeling heat. If after 5-7 minutes without the touch of heat check your Neutral and Power connections. Contact manufacturer.

My infrared temperature sensor and the traditional heater sensor do not provide the same reading.

Infrared sauna temperature sensors are calibrated differently. Infrared sensors are calibrated using 5k NTC. Whereas sensors for traditional heaters can vary based on manufacturer.

My power supply immediately shuts off and the breaker pops.

Check wiring and load limits. Refer to your wiring schematic and amperage requirements.

Why is there a slight smell coming from my infrared heaters?

This is completely normal and will subside within the first 2-3 sessions of using the heaters.

INSTALLATION FAQ

Can I choose to use less heaters than what’s recommended?

The recommended heater quantities are based on reaching and maintaining 160-170 degrees Fahrenheit. If you use less heaters, the time it takes to reach and maintain 165-170 F will increase.

If I’m using a traditional heater, can I use fewer infrared heaters?

If your bathing goal is to use both at the same time, you can use less infrared heaters and still maintain therapeutic heat. If your bathing goals are to have the ability to reach therapeutic heat while only using infrared heat only, you must follow recommendations.

Can I operate a traditional heater at the same time as infrared?

Spectrum PlusTM UL listed infrared heaters were specifically engineered for this purpose. Unlike
carbon heaters, which will fail prematurely under high
heat, moisture and steam, Spectrum PlusTM heaters will not.

Can I sit against the infrared heaters?

Spectrum PlusTM heaters were specifically engineered to project infrared heat 360 degrees using a half octagon reflector. This allows for the heat to be evenly distributed to minimize hot spots. This allows users the ability to sit against the heater. For the ultimate bathing experience, purchase an ergonomic backrest.

Where is the best place to mount the temperature sensor?

The temperature sensor must be mounted near the
controller and at least 6″ down from the ceiling. Heat rises, therefore mounting 6″ from the ceiling will render the most accurate results.

If I use a traditional heater with infrared, why can’t I mount the controller inside?

A traditional heater produces higher heat along with steam/moisture. Electronic components have a difficult time operating and keeping reliability standards under such harsh conditions.

Can I mount the power supply inside the sauna?

For infrared only sauna builds, the power supply and controller can be mounted inside of the sauna.

Installation Instructions

SP250/300/350

8882-002024 Rev4 www.spectrumproducts.com 01/24

USA/International 6231 Mcleod Dr. STE A, Las Vegas, NV 89120 Spectrum Plus infrared elements are UL listed under UL ­ UBJY2.E65554

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