TB 9-2320-279-13&P-4
0032
0 TO 6000 PSI
(0 TO 41 370 kPa)
PIPE
PRESSURE GAUGE
COUPLING
WINCH BRAKE
WINCH BRAKE
PIPE TO TUBE
RELEASE HOSE
RELEASE HOSE
ADAPTER FITTING
Figure 15.
CONDITION/INDICATION
Is more than 270 psi (1 861 kPa) measured on winch hydraulic brake release hose?
DECISION
No - Replace heavy-duty winch counterbalance valve. (WP 0071)Test 13 - Does heavy-duty winch operate in
both directions?
Yes - Test 12 - Does heavy-duty winch hydraulic motor operate when removed from winch?
TEST 12 - Does heavy-duty winch hydraulic motor operate when removed from winch?
WARNING
When testing winch motor, keep hands and loose clothing away from rotating shaft and
other winch components. Failure to comply may result in injury or death to personnel.
NOTE
In the following test procedure, do not remove hydraulic hoses or counterbalance valve from
winch motor.
All hydraulic tests must be performed with hydraulic oil reservoir at least warm to the touch.
1. Remove and secure winch motor from winch assembly. Do not disconnect hoses. (WP 0068)