TB 9-2320-279-13&P-4
0020
NOTE
If outside temperature is 0F (-17C) or lower, hydraulic fluid may be below operating
temperature. Operating system with PTO end hydraulic pump engaged should warm
hydraulic fluid to an operating temperature.
1.
Pull selector valve out. (WP 0015)
2.
Start engine (refer to TM 9-2320-279-10).
3.
Set PTO ENGAGE switch to ON. (WP 0015)
4.
Operate engine for 20 minutes.
5.
Check hydraulic fluid temperature at reservoir. Reservoir should be warm.
HYDRAULIC
RESERVOIR
Figure 2.
6. Push WINCH KICKOUT control valve in to ENGAGE position. (WP 0015)
7. Prepare vehicle for heavy-duty winch operation. (WP 0015)
8. Operates heavy-duty winch manual controls, observe heavy-duty winch control operation. (WP 0015)
CONDITION/INDICATION
Do controls stick in engaged position after running engine for 20 minutes?
DECISION
No - Test 3 - Is hydraulic fluid overheated?
Yes - Test 4 - Do winch controls operate normally?
TEST 3 - Is hydraulic fluid overheated?
1. If PTO is engaged, set PTO ENGAGE switch to OFF. (WP 0015)
