* h- y; D+ k$ D: VWhen open a motor connection box, * x8 W. u- B+ ~9 w" V- h
Beside three phase wires for the power,' `& k M2 k+ X7 ]
We have another two wires marked as P1 and P2 9 }0 N( u2 S7 B5 [What is that for(P1, P2)? + U- h6 h4 q: C" XMost of the time, they are not used./ `, M! r. I( D7 G
Good question! 0 ^; Y) d, L+ u) H( l0 S6 \ . T- a: m6 x4 @9 r" `8 e8 X% t8 eI think the two leads P1 and P2 are for the thermal switch (mostly normal close), use multimeter to check out. * E W- l! g! W& P 4 {, V6 A4 I1 I4 rTry the following website for details: 1 B# M$ H$ s0 t- R' V* q @http://www.fine-ny.com/pdfs/Fuji-Electrical-Apps.pdf