HARDI-EVRARD ALPHA PLUS 4100 - Page 80

ALPHA PLUS HARDI NOVA
MM AA II NN TT EE NN AA NN CC EE
CHAPTER
55-
23
1. Loosen counter nut
CC
.
2. Retain nut
DD
against the profile by using a spanner. Adjust the dis-
tance of head bolts as shown on the picture.
3. Tighten the nut
CC
against the profile.
NOTE ! The yaw dampers must be equally tightened
CC
DD
EE
A
djustment
Forward
To ensure optimal damping and stability of the boom, control of the
spring washers is necessary at regular intervals.
1. Unfold the boom and remove the boom locking device
2. Loosen and remove pins
AA
and
BB
3. Remove counter nut
CC
4. remove spring washers
DD
and
EE
RReenneewwaall ooff sspprriinngg wwaasshheerrss
BB
CC
DD
AA
EE
AA
x8
x6
5. Place new spring washers respecting the right position as
shown on the picture :
8 spring washers
AA
6 spring washers
BB
1 lock washer
CC
1 washer
DD
CC
spring washer reference :
228888113344
Quantity : 14
BB
DD