TM 5-3805-280-24-1
Tests
PUMP CONTROL VALVE TEST
SPECIFICATIONS
50 5C (120 10F)
Oil Temperature
Engine in Standard Mode Speed
Slow and Fast Idle
Work Mode Selector Position
Dig Mode
E Mode Switch Position
Off
HP Mode Switch Position
Off
Auto-Idle Switch Position
Off
Typical Front or Rear Pump
1655--1930 kPa (16.5--19.3 bar)
Control Valve Pilot Oil Control
(240--280 psi) at slow idle with
Signal Pressure
all functions in neutral
Typical Front or Rear Pump
1035--1520 kPa (10.3--15.2 bar)
Control Valve Pilot Oil Control
(150--220 psi) at fast idle with all
Signal Pressure
functions in neutral
Typical Front or Rear Pump
3310--3515 kPa (33.1--35.2 bar)
Control Valve Pilot Oil Control
(480--510 psi) at slow idle with
Signal Pressure
arm in function over relief
Typical Front or Rear Pump
3380--3585 kPa (33.8--35.9 bar)
Control Valve Pilot Oil Control
(490--520 psi) at fast idle with
Signal Pressure
arm in function over relief
ESSENTIAL TOOLS
JT03001 (7/16-20 M 37 x 7/16-20 M 37 x 7/16-20 F 37) (Parker
No. 063T-4-4) Tee (2 used)
XPD34BTX (1/8 x 7/16-20 F 37) Male Quick Coupler
9025
25
SERVICE EQUIPMENT AND TOOLS
89
JT07290 Laptop Computer
JT07274G Excavator Diagnostics Program Disk
JT07273 Cable
JT02156A Digital Pressure and Temperature Analyzer
JT02162 Transducer 35 000 kPa (350 bar) (5000 psi)
Gauge 7000 kPa (70 bar) (1000 psi) (2 used)
JT05800 Digital Thermometer
8 mm Hex Key Wrench
22 mm Combination Wrench
Continued on next page
TX,9025,GG2652 1921MAY981/6
6-220
