Hello, I found this information in a post for the Stryker 447 hpc2, it looks like you were initially sent the wrong schematic, is the information for the 497hpc? Thats what I need it for, thank you in advance for your help.
C189 is a spot to place diode/resistor combo.
R249 AM limiter
VR14 am mod pot
Change R241 to 15 Ohm.