User's Manual Part 1

Page 4-15
3 Mar 2017
23-15-29
SYSTEM DESCRIPTION AND INSTALLATION MANUAL
JetWave™ System
© Honeywell International Inc. Do not copy without express permission of Honeywell.
(2) The TX path interconnect loss between the KRFU and the FMA must not exceed 1.5 dB. The
loss is from KRFU flange to antenna flange.
B. KRFU Thermal Pad Kit
(1) The thermal pad kit, PN SCD-90402388, is intended
to provide a conduction interface
between the bottom surface of the KRFU conduction units of two configurations, PN
90401203 and PN 90402346, and airplane cold plate or mounting panel. Before mounting
units on the airplane, the thermal pad must be installed on the units.
(2) Kit Contents
(a) The thermal pad kit, PN SCD-90402388, contains the parts identified in Table 4-4.
(3) To install the thermal pad, refer to document
Thermal Pad K, GXA KRFU Conduction
SCD-90402388. It can be found at Jetwave Customer Support .
NOTE: The configuration of the mounting feet shown in Figure 4-7 is representative only and may not be
the exact configuration for all KRFUs.
Figure 4-7. KRFU Thermal Pads
CAUTION: THE THERMAL PAD OPAQUE PROTECTIVE BACKING MUST BE
REMOVED FROM BOTH THERMAL PADS BEFORE USE IN THE FINAL
APPLICATION. FAILURE TO DO SO CAN RESULT IN PREMATURE
SHUTDOWN OF THE KRFU DUE TO OVERHEATING.
Table 4-4. Thermal Pad Kit Contents
PN Description Quantity
MPW0000118 Thermal pad, conduction, 60 Mil T-Flex Ka airborne, Part 1 1
MPW0000
122 Thermal pad, conduction, 60 Mil T-Flex Ka airborne, Part 2 1
Draft as of 31 May 2017