TM 5-2420-224-20-2
WINDSHIELD HEATER CONTROL SWITCH REPLACEMENT
This task covers:
a. Removal b. Installation
I N I T I A L S E T UP
Tools and Special Equipment:
General Safety Instructions:
TOOI Kit, SC 5180-90-CL-N26
W A R N I N G
Remove or disconnect batteries
a n d t u r n v e h i c l e M A S T ER
disconnect switch OFF prior to
p e r f o r m i ng
m a i n t e n a n c e in
immediate battery area or working
o n e l e c t r i c a l s y s t e m . S u c h
disconnections prevent electrical
shock to personnel or equipment.
NOTE
• Procedure is the same for both
switches.
• Tag wires prior to disconnecting
to aid in connecting.
1.
DISCONNECT three WIRES (1, 2, and 3)
from windshield heater control switch (4).
2.
REMOVE SWITCH (5) from switch (4).
3.
REMOVE nut (6) and SWITCH (4).
4.
IF NECESSARY, REMOVE lens CAP (7) and
LAMP (8) from switch (5).
NOTE
Procedure is the same for both
switches.
1.
IF REMOVED, INSTALL new LAMP (8) and
lens CAP (7) in switch (5).
2.
INSTALL windshield heater control SWITCH
(4) and nut (6).
3.
INSTALL SWITCH (5) in switch (4).
4.
CONNECT three WIRES (3, 2, and 1) to
switch (4).
4-139
