TM 5-3810-305-23
0022
Table 1.
Preventive Maintenance Checks and Services (PMCS) - Continued.
ITEM TO BE
EQUIPMENT
ITEM
CHECKED OR
NOT READY/
NO.
INTERVAL
SERVICED
PROCEDURE
AVAILABLE IF:
DRAIN PLUG
M0843105
Figure 17.
Engine Coolant Change.
NOTE
17
Twelve-
Check Hydraulic
Month
Pressure Relief
Hydraulic system has three separate pres-
Check or
Valves
sure circuits that have protective adjustable
Every 1,500
relief valves.
to 2,000
Hours of
Service
a. Main relief valve - set at 2,750 +/- 50 psi (18,960
+/- 345 kPa) at full flow. Controls outriggers, boom hoist,
and boom extend.
b. Winch relief valve - set at 2,650 +/- 50 psi (18,270
+/- 345 kPa) at full flow.
c. Swing relief valve - set at 2,500 +/- 50 psi (17,240
+/- 345 kPa) at full flow.
03/15/2011Rel(1.8)root(pmcswp)wpno(I00027)
