PS-28 Cruiser
PS-28N Cruiser
CR-MM-1-0-00
CHAPTER 12 – INSTRUMENTS AND AVIONICS
Revision No.: 22
Date of issue: 2018-09-27
12 - 34
12.3.14
Installation of the EMS D120
Type of maintenance: line
Authorization to perform:
See point 2.5.3.
Tools needed:
-
7/64 Allen wrench
(a) Connect the connectors (3, 4, Fig. 12-30) to the unit (1).
(b) Slide the unit (1) into the rack (5). Engage the locking screw so that the latch front lobe
touches the rack.
(c) Turn the locking screw clockwise so that the rear lobe engages the mounting rack.
CAUTION:
DO NOT OVER-TIGHTEN THE LOCKING SCREW. YOU CAN DAMAGE
THE LOCKING MECHANISM.
(d) Continue to turn the screw until the unit is fully installed in the mounting rack.
(e) Set the
MASTER BAT
,
EMS
switches to ON and
do an operational test of the system.
12.3.15
Removal of transponder
Type of maintenance: line
Authorization to perform:
See point 2.5.3.
Tools needed:
-
3/32 Allen wrench
(a) Set the
MASTER BAT
,
AVIONICS
switches to OFF.
(b) Put a 3/32 Allen wrench into the access hole (2, Fig. 12-31) for the locking screw; engage
the screw.
(c) Turn the screw counter-clockwise until the transponder (1) disengages from the mounting
rack.
CAUTION:
DO NOT TOUCH THE CONNECTOR CARD AT THE REAR OF THE UNIT.
THE ELECTROSTATIC CHARGE ON YOUR BODY CAN DAMAGE THE
UNIT.
(d) Pull gently on the sides of the transponder (1) to remove it from the mounting rack (3).
(e) Install the protective covers on the rear connectors of the transponder.
12.3.16
Installation of transponder
Type of maintenance: line
Authorization to perform:
See point 2.5.3.
Tools needed:
-
3/32 Allen wrench
(f) Remove the protective covers from the connectors on the transponder.
(g) Looking at the bottom of the unit, make sure the front lobe of the locking mechanism is in
a vertical positron.