TM 5-5420-227-24
MASTER RELIEF VALVE (RV1) ADJUSTMENT (Street 1 of 2)
TOOLS: 1/4in. socket head screw key
3/16 in. socket head screw key
9/16 in. open end wrench
SPECIAL TOOL:
Gage, pressure (item 3, sec III, app B)
Two
PERSONNEL:
REFERENCE:
PRELIMINARY PROCEDURE:
R e l i e v e hydraulic pressure (page 3-65)
NOTE
If STE/lCE is available, go to STE/ICE test 51 (page 2-47).
ADJUSTMENT:
Using 1/4 inch screw key, remove plug (A).
1.
Manually install pressure gage in opening left by plug (A).
2.
Engage hydraulic pump (TM 5-5420-226-10).
3.
Set engine speed at 1800 rpm.
4.
Slowly press down scissor cylinder control lever all the way and hold in that position.
5*
Have second technician observe pressure gage reading.
6 .-
Return scissor cylinder control lever to neutral position.
7.
Go on to Sheet 2
TA170296
3-70