Change the following parts on the PLL board
Part Value Value
C101 12 pf 50V CH 6 pf 50V CH
R137 35D 45 SN (ICOM P/N 915-04229)
R133 22K 15K
C191 3 pf 50V 6 pf 50V
The thermister should be installed in series with R133.
Unsolder one end of R133 and solder R137 in series with it.