TM-5-4210-249-13-P-1
TACTICAL FIRE FIGHTING TRUCK (TFF) MODEL M1142
TECHNICAL MANUAL; OPERATOR’S AND FIELD LEVEL MAINTENANCE MANUAL WITH REPAIR PARTS AND SPECIAL TOOLS LIST (INCLUDING DEPOT REPAIR PARTS AND SPECIAL TOOLS); PART 1 OF 4
TM-5-4210-249-13-P-1 - Page 77 of 1188
TM 5-4210-249-13&P-1
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TFFT00031P
Figure 6. Cab Instrument Panel - Upper Right/Electronic Siren Controls.
Key
Fig. 6
Control or Indicator
Function
1
MANUAL Operation Switch
NOTE
The HIT & GO feature produces audio sounds for
approximately 5 seconds.
Push button switch has no effect when selector switch is in
RADIO.
Produces wail sound when selector switch is in
STANDBY.
Produces yelp sound when selector switch is in WAIL.
Has no effect when the selector switch is in YELP.
Produces yelp
sound when selector switch is in HI-LO.
2
AIR HORN Switch
Produces air horn sound in all selector switch positions except
RADIO.
3
MODE Switch
Used to switch between modes of operation.
Possible selections
are PA, RADIO, STANDBY, WAIL, YELP, HI-LO, and PUSH-TO-
TALK (PTT).
4
P.A. VOLUME Switch
Used to adjust level of P.A. audio.
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