- This part is in stock in our warehouse and will ship out within 1 business day of the order being placed.
- New stock is on the way! On order parts usually ship within 7 business days.
- Item is not in stock and usually ships 10-15 business days from the time you place your order.
- This item is no longer being made by the manufacturer, and cannot be added to your shopping cart.
On-off Switch 3870001
- Manufactured by:
- Sunheat
- ERP Number:
- ERP12053859
- Part Number:
- 3870001
Does this part fit my model?
Need help finding your model number?Product Description
?Genuine Sunheat replacement part, this item is sold individually. This switch turns the power on and off on the models listed below. To remove this this press the two tabs on the side of the switch and pull it out. You may want to make a diagram of where the three leads are located on the terminals. Replace the leads and press the switch back in.
Frequently Purchased Together
?Troubleshooting
- Sunheat
- Heater
- Fireplace & Insert
Customer Part Reviews
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Customer Repair Instructions
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.
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Switch broke.
David from Omaha, Nebraska
- Difficulty Level:
- Easy
- Total Repair Time:
- Less than 15 mins
- Tools:
- Nutdriver, Screw drivers
- Parts Used:
- 3870001
2. Unplugged the wires to the switch.
3. Removed and replaced switch.
4. wiring diagram is white/red/black positions 3/2/1 on the switch.
5. Installed heater box into wood frame and secured it.
Bad on/off switch on sun heater
Eric from Superior, Nebraska
- Difficulty Level:
- Easy
- Total Repair Time:
- 15 - 30 mins
- Tools:
- Nutdriver, Pliers, Screw drivers
- Parts Used:
- 3870001
A couple bad elements and switch
jack from Belgrade, Nebraska
- Difficulty Level:
- Easy
- Total Repair Time:
- 30 - 60 mins
- Tools:
- Pliers, Screw drivers
Defective on /off switch
ronald from stanley, New York
- Difficulty Level:
- Easy
- Total Repair Time:
- 30 - 60 mins
- Tools:
- Nutdriver, Pliers, Screw drivers
- Parts Used:
- 3870001
SWITCH STOP WORKING
Stephen from Oskaloosa, Iowa
- Difficulty Level:
- A Bit Difficult
- Total Repair Time:
- 15 - 30 mins
- Tools:
- Screw drivers
- Parts Used:
- 3870001
SIX BACK AND FOUR ON THE BOTTOM.ON THE BACK FOUR ARE ON SIDE AND THE OTHER TWO UNDER THE FILTER, IT MAGNETIZE JUST PULL IT OFF. ON BOTTOM TAKE THE LONGEST SCREW OUT, THEY ARE ON THE OUT SIDE C ... Read more ORNERS. ONCE YOU GET METAL BOX OUT YOU GOT A LOT MORE SCREWS . YOU NEED TO USE FLAT SCREWDRIVER TO PRY UP ON METAL PANEL TO GET THE I THINK 12 OR 15 SCREWS OUT ,TAKE THREE WIRES OFF THE SWITCH ,ON PIECE PAPER WRITE DOWN HOW THE WIRES COME OFF SWITCH, THEN WITH A NEEDLE PLIERS SQUEEZE THE SPRING ON TOP AND BOTTOM OF SWITCH. AT SAME TIME PRYING UP ON SWITCH . WHEN YOU PUTTING BACK TOGETHER PUT BACK
SCREWS IN FIRST AND WILL GO IN LOT BETTER. THE SWITCH WAS HARD OUT AND IN BUT DID IT. ITS WORKING!!!!!
The on and off switch didn\'t work and the thermostat didn\'t work
James from Mt. Pleasant, Iowa
- Difficulty Level:
- A Bit Difficult
- Total Repair Time:
- 15 - 30 mins
- Tools:
- Nutdriver, Pliers
Main on and off switch was bad
Carl from Dahinda, Illinois
- Difficulty Level:
- Easy
- Total Repair Time:
- 15 - 30 mins
- Tools:
- Pliers, Screw drivers
- Parts Used:
- 3870001
On off switch went bad,
Cheri from Oakley, Michigan
- Difficulty Level:
- Easy
- Total Repair Time:
- 15 - 30 mins
- Tools:
- Screw drivers
- Parts Used:
- 3870001
Switch melted
scott from snowflake, Arizona
- Difficulty Level:
- Easy
- Total Repair Time:
- 15 - 30 mins
- Tools:
- Wrench (Adjustable)
- Parts Used:
- 3870001
Rocker Switch had gone bad
James from Pine, Colorado
- Difficulty Level:
- A Bit Difficult
- Total Repair Time:
- 30 - 60 mins
- Tools:
- Pliers, Screw drivers
- Parts Used:
- 3870001
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Some of the parts we sell are eligible for mail-in rebates since we can recycle them. We will display any applicable rebates in your shopping cart. To redeem your rebate, contact Customer Service after you have received your part.