CID HTC__622 KK to LP issue

a friend of mine got his M8 CID622 and used with KK revolution rom
the problem started when he tried to update to LP
gave it to me so i can fix it

right now:
bootloader = OK "tampered unlocked"
recovery = stuck when i try to access (was twrp 2.7.0.0)
boot = stuck

Code:

---

version-bootloader: 3.16.0.0000
version-baseband: 1.16.21331831.A11G
version-main: 1.54.708.5
version-misc: PVT SHIP S-ON
product: m8_ul
modelid: 0P6B63000
cidnum: HTC__622
commitno-bootloader: ab0efa49

---

how to fix it and go to LP rom?