TM-9-2350-256-10
RECOVERY VEHICLE, FULL TRACKED: MEDIUM, M88A1
OPERATOR'S MANUAL
OCTOBER 2014
TM-9-2350-256-10 - Page 446 of 796
CEP SYSTEM ON LED BLINKS WHEN AUTOMATIC FIRE EXTINGUISHER SYSTEM (AFES) IS POWERED
SYMPTOM
CEP SYSTEM ON LED blinks when Automatic Fire Extinguisher System (AFES) is powered.
MALFUNCTION
CEP not receiving proper voltage.
CORRECTIVE ACTION
NOTE
During this type of fault, the CEP SYSTEM ON LED will double blink, pause, and
then repeat. This is an indication the system is not receiving an adequate
voltage supply.
1.
Check battery indicator gauge (WP 0004) to see if batteries have a proper charge.
2.
If battery indicator gauge indicates a low charge, start main engine (WP 0010), and charge
batteries if required.
3.
If CEP is blinking, notify maintenance.
CEP FIRE EXTINGUISHER LED(S) LIGHT WHEN AFES IS POWERED
SYMPTOM
CEP fire extinguisher LED(s) light when AFES is powered.
MALFUNCTION
CEP has a fault with one or more fire extinguishers.
CORRECTIVE ACTION
NOTE
An illuminated fire extinguisher LED indicates low or no fire extinguisher bottle
pressure or a disconnected valve solenoid.
1.
Check if fire extinguisher LED(s) stay on constantly.
2.
Check the corresponding fire extinguisher for sufficient internal pressure. The gauge, located at
the bottom of extinguisher, should be above 363 psi (2502 kPa).
3.
Notify maintenance for AFES service if fire extinguisher pressure is low.
4.
Check the corresponding fire extinguisher for a loose or disconnected wiring harness lead.
5.
Reconnect harness lead if required.
6.
Press the BIT/LAMP TEST switch to activate the CEP self test. If fault exists,
notify maintenance.
TM 9-2350-256-10
0082
0082-2
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