Unusual behaivor with PIR sensing

Other Hardware Sensors
8

Part II/III+

void loop() {
  int readVal;
  loops = loops + 1;

  if (loops > loopsMax) {
    loops = 0;
    loop2();
  }
  beep(0, 0);
  for (i = 0; i < 20; i++) {
    delay(delayMS); // DELAY #1
    if (i < 20) {
      now[i] = digitalRead(i);
    }

    if (abs(installed[i]) == 1) {
      if (now[i] != was[i]) {
        //state change!
        delay(delayMS); // DELAY #2
        if (now[i] == was[i]) {
          goto next;  //If switch back, skip down.
        }
        // DeBounce
        if ((millis() - last[i]) < deBounceMS) {
          goto next;
        }
        last[i] = millis();
        inParse();
        Serial.println(i);
      }
    }
    was[i] = now[i];
next:
    int y = 1;
  }
  //State Checks - Lowest Priority First


  //Magnet Non-Contact Warning
  if ((digitalRead(mc7) == HIGH) && (digitalRead(dr7) == LOW)) {
    mc7Reads ++;
    if (mc7Reads > mc7ReadsMax) {
      eventName = "Magnet Non-Contact Warning";
      volume = 1;
      beep(repMagNonContact, hzMagNonContact);
    }
  }


  //Timers
  if (millis() > doorMS) {
    beepOn = 1;
    eventName = "Please Close Door!";
  }
  if ((millis() - pexPush > noKeysDelay) && (pexUnlock == 0)) {
    beep(repNoKeys, hzNoKeys);
    pexUnlock = 1;
    eventName = "NoKeys Unlock";
    digitalWrite(PX7, HIGH);
    delay(100);
    digitalWrite(PX7, LOW);
  }
  if (millis() - pirMS > pirDelay) {
    //turn off PIR indicators
    pirMS = millis() + pirDelay;
  }

  if (millis() - pr8MS > pirDelay) {
    //turn off PIR indicators
    pr8MS = 999999123;
    pr8Hits = 0;
  }

  eventOld = eventName + ">>" + eventOld;

}
void loop2() {

  if (digitalRead(bo7) == LOW) {
    digitalWrite(LR8, HIGH);
    delay(50);
    digitalWrite(LR8, LOW);
  }
  if (digitalRead(bo7) == HIGH) {
    digitalWrite(LR8, LOW);
    delay(50);
    digitalWrite(LR8, HIGH);
  }


  delay(25);

  if (eventName == "Please Close Door!") {
    volume = 1;
    beep(repCloseDoor, hzCloseDoor);
  }
  if (digitalRead(pr8) == HIGH) {
    pr8Hits++; //Increase pir 8 hit count for every secondary cycle
  }

  if (loudBeeps < 0) {
    loudBeeps = 0;
  }
  lcd.clear();
  lcd.print(eventName);
  lcd.backlight();
  eventName = "";

}