CRANE FAILS LOAD TEST. (Cont) -726250775

TM 9-2320-364-34-1

Do not stand under crane. Mechanical failure and operator error can cause injury or death to personnel.

OPERATION TEST

(1) Using HOIST control lever, raise hoist

hook block completely.

(2) Using HOIST control lever, lower hook

block until only one layer of cable

remains on hoist drum.

(a) If test unit does not indicate both

LAYER = ON and LAYER = OFF,

go to Step 9 of this Fault.

(b) If test unit indicates both

LAYER = OFF and LAYER = ON,

adjust hoist proximity sensor

(Para 6-9).

(3) Using HOIST control lever, raise hook

block. Test unit should indicate that

proximity sensor turns on when

third layer of cable starts.

(a) If test unit does not indicate the

proximity sensor is ON, recheck

hoist proximity sensor adjustment

(Para 6-9).

(b) If test unit indicates that proximity

sensor is on, go to Step 12

of this Fault.