ECONNREFUSED on connect about node-screenlogic HOT 3 CLOSED

const express = require('express')
const ScreenLogic = require('node-screenlogic')
const cors = require('cors')
const bodyParser = require("body-parser");
const app = express()
const port = 3000
const systemName = "Pentair: ##-##-##"
const password = "##########"

app.use(bodyParser.urlencoded({ extended: false }))
app.use(bodyParser.json())
app.use(cors())

app.get('/', (req, res) => {
    const returnData = {
        systemName: systemName
    }

    var remote = new ScreenLogic.RemoteLogin(systemName);
    remote.on("gatewayFound", function (unit) {
        remote.close()
        if (unit && unit.gatewayFound) {
            getUnitData(unit)
            connect(new ScreenLogic.UnitConnection(unit.port, unit.ipAddr, password))
        } else {
            console.log("no unit found by that name")
        }
    })

    remote.connect()

    // generic connection method used by all above examples
    function connect(client) {
        client
            .on("loggedIn", function () {
                this.getVersion()
            })
            ...
            .on("loginFailed", function () {
                console.log(" unable to login (wrong password?)")
                res.send(returnData)
                client.close()
            })
            .on('error', function(error) {
                console.log("an error occurred")
                console.error(error)
                returnData.error = error
                res.send(returnData)
                client.close()
            })

        client.connect()
    }
})