1. ʻO kēlā me kēia apo o ka puʻupuʻu pōleʻa hohonu e pili ana i ke ʻano he ala heihei hoʻomau me ka ʻāpana keʻa o kahi hapakolu o ka pōʻai pōʻai.Hoʻohana nui ʻia e amo i nā ukana radial a hiki nō hoʻi ke halihali i kekahi mau ukana axial.

2. Ke piʻi ka radial clearance o ka bearing, loaʻa iā ia nā hiʻohiʻona o ka angular contact ball bearing a hiki ke pale aku i ka ukana axial alternating ma nā ʻaoʻao ʻelua.

3. ʻO ka haʻahaʻa haʻahaʻa a me ka wikiwiki kiʻekiʻe.

4. Hoʻolālā maʻalahi, kumukūʻai hana haʻahaʻa, a maʻalahi hoʻi e hoʻokō i ka pololei o ka hana kiʻekiʻe.
5. 'O ka ma'amau, ho'ohana 'ia nā hīna'i nalu, a me nā bearings me ke anawaena o loko i 'oi aku ma mua o 200mm a i 'ole ka holo ki'eki'e ka holo 'ana e ho'ohana i nā hīna'i pa'a ka'a.

ʻOi aku ma mua o 60 mau ʻano like ʻole o nā bearings pōpopo hohonu.