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Petrol to LPG/CNG Changeover Switch for Propane Methane Gas Aspirated Systems
-- K201 Changeover switch, is mainly for injection cars: Product Function
1) Mainly for LPG / CNG tradional systems on EFI cars, to control fuel option between Petrol and gas (propane lpg or methane cng)
2) Automatically switch to gas, when the engine rotate speed slow down to the set point from high.
3) Forcibly switch to gas-use-state; By pressing the red button, you can also force the car start up from gas.
4) Five signal points to indicate the gas volume, from low to high state.
2. Wiring Guide
1) Gray cable: Usually not connected. 2) Blue cable: Gas signal output. Connect to gas solenoid valve device.
3) Red cable: With10V Fuse, connected to positive pole of the ignition switch. 4) White cable: Oil signal output. Connect to petrol solenoid valve device.
5) Black cable: Engine sensor signals. Connect to the ignition coil negative, or coil around the high-voltage ignition cable.
6) Brown cable: Negative power supply, connected to the battery negative.
7) Green cable: Gas volume input signal. Connect to Gas Sensor signal output cable.
3. Main Parameters
1) Operating voltage: DC10-15V
2) Working current: Less than 500mA when not connected to solenoid valve.
3) Drive current: The output is more than 5A in both oil and gas state.
4. Adjustment and Note
1) Avoid water, moisture, high temperature.
2) Ensure there is sufficient oil fuel in the tank.
3) When the switch be under gas working state:
A. After engine igniting, the indication light to converting to gas is flashing, the switch now show no signal of gas output, the engine is still using the oil fuel.
B. When step on the throttle, the engine rotation speed up. When the engine rotate speed slows down to the set value, the switch automatically switches to gas working. At this point, gas indication light is on.
C. The set value can be adjusted by the potentiometer. D. Indicators: 
E. Wiring Diagram: 
-- K714 Changeover switch, is mainly for carburetor cars:
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Shipping/Delivery time:
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Any problems please do contact us via eBay messages first and wait for our reply before leaving neutral/negative feedbacks or giving low ratings, which may badly hurt seller and no good for us to solve your problem.
We are very busy, our positive feedback has been set automatically for buyers as soon as and only if buyers did so for us. So, please never ask us to manually leave positive feedback for you.
Your POSITIVE FEEDBACK is very important to us. Below is an illustration showing how to leave the positive feedback, please follow the steps. Thank you very much and welcome back to our store again and again.
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We will try our best solve your problem. Solutions you may get from us depended on seller/buyer's responsibility/evidence/item price:
1. Resend
2. Resend, buyer pay shipping
3. Full Refund without return
4. Full refund after return, buyer pay shipping
5. Full refund after return, seller pay shipping
6. Exchange, buyer pay shipping
7. Exchange, seller pay shipping
8. Partial refund
9. Other solutions
We can understand that you may want to return for refund If problems with or not satisfied with the items ordered, It's very very important that you kept well all what you get from seller incl. package, and pictures/video to evidence it just in case(Pictures/video is must usually,no any excuse accepted), so that you may not have to bear return shipping charge or what else.
Any problems please do contact us via eBay messages first and wait for our reply before leaving neutral/negative feedbacks or giving low ratings, which badly hurt seller and no good for us to solve your problem.
We are very busy, our positive feedback has been set automatically for buyers as soon as and only if buyers did so for us. So, please never ask us to manually leave positive feedback for you.
Your POSITIVE FEEDBACK is very important to us. Below is an illustration showing how to leave the positive feedback, please follow the steps. Thank you very much and welcome back to our store again and again.
Work time
9: 00 to 18: 00 (Monday to Friday, China Time!)
Sunday and Saturday may not be able to reply your message/calling.
Company
Shenzhen Yisile Technology Co., Ltd
Shenzhen 518109, Guangdong Province, China
Copyright of aBigjoy. All rights reserved.
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