UCEDER Hot Tub LX H20-Rs1 Thermostat 110V 2kw with Adjustable Temperature Thermostat for Some hot tubs,Underground Small Pool &Bathtub（Suggest Connect 20A Adapter or Breaker

Highlights

• Requires a 20A circuit(Connect 20A adapter or breaker),with 1.5" outlet , min 0.35MPA pressure,suggest work with at least 0.25HP,suitable small bathtub & spa tub /hot tub 2 KW /110V-120V.No plug, just 3 cables,Black Cable is Live,White Cable is Neutral,Green Cable is Grounded.
• We suggest water capacity not more than 400 US gallon,the heater won't work if it exceeds the standard, see the picture 2.
• We suggest the pump not less than 200 wat (3600 L/ h), small pump will cause the heater cannot work,see the picture 3.
• Make sure the mount direction is correct,arrow direction is the water flow direction,wrong direction will not make the heater work. see the picture 4.
• A quick method for detecting heating pipe damage,see the picture 5.
• When the heater doesn't work,use a multimeter to test the 4 points to determine which component is damaged,see the picture 6.
• If have any issues with heater,please take some photo of the using environment,including installation direction,set temperature,pump and water capacity,we will help you troubleshoot.