TM 9-2320-273-20
CAB INTERIOR LIGHTING AND SWITCHES.
5-57. HEADLAMP DIMMER SWITCH MAINTENANCE (Continued).
LOCATION/lTEM
ACTION
REMARKS
B. INSTALLATION.
6. Four wires (8).
Install on dimmer switch (3)
according to figure.
7. Three washers (6) and
Install and tighten.
screws (7).
8. Headlamps dimmer switch (3).
Install into cab floor board.
9. Two washers (5) and screws (4).
Install and tighten.
10. Floor mat.
Replace.
C. OPERATIONAL CHECK.
11. LAMP switch (1).
Pull ON.
12. HEADLAMP DIMMER switch (3).
Press down. Verify that high
beam indicator lamp (2) comes ON.
Press down on headlamp dimmer
switch (3) again and verify that high
beam indicator lamp (2) goes OUT.
5-196
