The seat back, if adjustable, shall be adjusted as to accommodate the three-dimensional H-point machine at a torso angle of 25 degrees;
Coigeartófar cúl an tsuíocháin, má tá sé inchoigeartaithe, d'fhonn go mbeidh sé in oiriúint don inneall H-pointe tríthoiseacha i gcás ina mbeidh an uillinn chabhlach ar 25 céim;