User's Manual

SYSTEM DESCRIPTION, INSTALLATION, AND MAINTENANCE MANUAL
eNfusion® HSD-440 Mark 2 Terminal
23-15-30 5-1
3 JUN 10
MAINTENANCE AND REPAIR
This section provides maintenance and repair information for the HSD-440 Mark 2 Terminal,
including the following sections:
• Maintenance
• Repair
• Instructions for Continued Airworthiness
1. Maintenance
The HSD-440 Mark 2 Terminal does not require routine maintenance.
2. Repair
All repair procedures must be completed by Honeywell-approved repair facilities.
A. Repair Tools and Supplies
No special supplies are required to repair this equipment.
HSD-440 Mark 2 Terminals that require service must be returned to Honeywell or to an
Honeywell-approved service center. Refer to
"Test and Fault Isolation" on page 4-35 for
terminal testing requirements and procedures.
B. Repair Procedures
This equipment does not require any special repair procedures.
C. Battery Replacement
The internal battery of the HSD-440 terminal cannot be replaced in the field. The unit
must be returned to factory to have the internal battery replaced.
D. Removal Procedures
If an HSD-440 Mark 2 Terminal must be removed from service for repair, remove power,
disconnect all equipment from the terminal and then remove it from the ARINC
tray.Remove the SCM from the terminal before returning the terminal for repair. You can
insert the SCM into the repaired terminal before installing it in the aircraft.
E. Repair Facility Approvals
EMS Aviation, located at 400 Maple Grove Road in Ottawa, Ontario, Canada, is a
Transport Canada Approved Maintenance Organization (AMO). In accordance with the
Technical Arrangement on Maintenance between Canada and the European aviation
authority JAA, and due to the Bilateral Agreement between Canada and the United States
aviation authority FAA, EMS Aviation conforms to the maintenance requirements of JAR
145 and FAR 145 respectively.