TM 5-2420-230-24-1
a. Calibration.
(1)
Start engine (TM 5-2420-230-10) with hydraulic master switch (1) in OFF position.
(2)
Hold down work selection (2) and bucket shaker (3) buttons while turning hydraulic master switch (1) to ON
position. Keep buttons depressed for at least 4 seconds, then release them. Loader indicator lamp (4) will flash
signals as follows: long, long, long, etc.
(3)
Raise loader arms to height of hood, then dump bucket completely forward until relief valve opens. Release
control lever.
(4)
Press bucket shaker button (3) and memory button (5) for at least 4 seconds. Loader indicator lamp (4) will flash
long and short signals as follows: long, short, long, short, etc.
(5)
Curl bucket completely back until relief valve opens. Release control lever.
(6)
Press bucket shaker button (3) and memory button (5) for at least 4 seconds. Loader indicator lamp (4) will flash
long and short signals as follows: long, short, short, long, short, short, etc.
(7)
Raise loader arms until relief valve opens. Release control lever. Loader indicator lamp (4) will flash long signals
as follows: long, long, long, etc.
(8)
Press bucket shaker button (3) and memory button (5) for at least 4 seconds. Loader indicator lamp (4) will flash
long and short signals as follows: long, short, long, short, etc.
(9)
Lower loader arms completely down until relief valve opens. Release control lever.
(10) Press bucket shaker button (3) and memory button (5) for at least 4 seconds. Loader indicator lamp (4) will flash
long and short signals as follows: long, short, short, long, short, short, etc.
(11) Turn hydraulic master switch (1) to OFF position for at least 4 seconds.
(12) Calibration procedure is now completed. Functionally test system.
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