TM 5-3805-280-24-1
System Operational Checks
E (ECONOMY) MODE
YES: Go to next check.
NO: See engine speed
controls in Group
9015-15.
T103545 UN09SEP96
T103546 UN09SEP96
A--E (Economy) Mode Switch
B--E (Economy) Mode Indicator
9010
Start engine.
10
14
Turn engine rpm dial clockwise to fast idle.
Push E mode switch (A) on.
Did you hear a decrease in engine speed?
Did the indicator light (B) come on?
Push the E mode switch again to turn it off.
Did indicator light go out and engine speed increase to fast idle?
1/1
HP (HIGH POWER)
YES: Go to next check.
MODE CHECK
NO: Check switch,
indicator, and harness.
Go to Group 9015-15.
T111983 UN27OCT97
T112183 UN13NOV97
A--HP (High Power) Mode Switch
B--HP (High Power) Mode Indicator
Start engine.
Run engine at fast idle.
Push HP (high power) mode switch (A) on.
Did HP (high power) mode indicator (B) come on?
Operate the arm in function over relief (arm cylinder fully extended).
Does the engine speed increase?
Push HP mode switch again to turn it off.
Does HP mode indicator go out?
1/1
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