Help! Filter Settings... needed before autotune for 28" large Hexacopter?

ArduCopter Copter 3.5
1

Hello

I have built U8 170 Hexacopter
PixHawk 2.1 with Dual GPS ; Here GPS and ublox M8N.
AC3.5.2
U8170 Motor
CF Tmotor 28" Props
2x22Ah Lipo
Payload Canon 5D MarkII with Zenmuse Z15-5D
T.O.W is 20 kg

So what are the recommendations for large copters?
Before autotune anyone here with suggestions for

ACCEL_Z_FILT
ATC_ACCEL_P_MAX
ATC_ACCEL_R_MAX
ATC_ACCEL_Y_MAX
INS_ACCEL_FILTER
INS_GYRO_FILTER
MOT_THST_EXPO
RATE_PIT_FILT
RATE_RLL_FILT
RATE_YAW_FILT
AUTOTUNE_AGGR
AUTOTUNE_AXES
AUTOTUNE_MIN_D

is highly appreciated!!!

Cheers
Ray Robert

2

“6. For large copters (with props at least 13inch or 33cm diameter) set the Rate Roll and Pitch filters to 10hz (in Copter-3.3 these are RATE_RLL_FILT_HZ and RATE_PIT_FILT_HZ, in Copter-3.4 they are ATC_RAT_RLL_FILT, ATC_RAT_PIT_FILT)”

http://ardupilot.org/copter/docs/autotune.html