F
ORM
N
O. 29813 •
I
MPLEMENT
C
IRCUIT
P
ERFORMANCE
C
HECKS (C & D Series Material Handlers)
M
AIN
C
ONTROL
V
ALVE
P
UMP
R
ELIEF
6.0
•
SET UP
1.
Install a 10,000 PSI gauge, hose and adapter to the test port in
the outlet tube of the main implement pump. Make sure you can
see the gauge from the operator’s cab.
2.
With the park brake engaged and the transmission in “Neutral”,
start the material handler. Move the Boom In/Out lever fully right
to extend the boom to the end of its stroke.
•
CHECK
1.
With the engine running at full throttle (2500 RPM), observe
the pressure gauge.
2.
The gauge should read:
522, 524, 532C-6, 534C-6, 522D, 524D, 534D-6 ................. 3000 ± 100 PSI
534C-9, 534C-10, 534D-9, 534D-10 ................................. 3200 ± 100 PSI
544C-10, 544D-10 ....................................................... 3600 ± 100 PSI
•
ADJUST
1.
Before attempting any adjustment, you
must
switch the engine
off! Also, make sure the park brake is still engaged.
2.
The main pump relief is located in the inlet side of the main
control valve, located under the operator’s seat.
3.
If necessary, loosen the pump relief valve locknut.
4.
Turn the adjusting screw clockwise to increase pressure; counter-
clockwise to reduce pressure.
5.
Tighten the locknut and re-test for proper pressure.
522, 524, 532C-6, 534C-6 and 534C-6T
MAIN IMPLEMENT TEST PORT
ALL OTHER MODELS
MAIN IMPLEMENT TEST PORT
MAIN PUMP RELIEF VALVE
NOTE!
The location of the main
implement test port varies by
machine vintage.
Summary of Contents for GRADALL 522
Page 2: ...Courtesy of Crane Market...
Page 4: ...Courtesy of Crane Market...
Page 5: ...Courtesy of Crane Market...
Page 6: ...Courtesy of Crane Market...
Page 7: ...Courtesy of Crane Market...
Page 8: ...Courtesy of Crane Market...
Page 9: ...Courtesy of Crane Market...
Page 10: ...Courtesy of Crane Market...
Page 11: ...Courtesy of Crane Market...
Page 12: ...Courtesy of Crane Market...
Page 13: ...Courtesy of Crane Market...
Page 14: ...Courtesy of Crane Market...
Page 15: ...Courtesy of Crane Market...
Page 16: ...Courtesy of Crane Market...
Page 17: ...Courtesy of Crane Market...
Page 18: ...Courtesy of Crane Market...
Page 19: ...Courtesy of Crane Market...
Page 20: ...Courtesy of Crane Market...
Page 21: ...Courtesy of Crane Market...
Page 22: ...Courtesy of Crane Market...
Page 23: ...Courtesy of Crane Market...
Page 24: ...Courtesy of Crane Market...
Page 25: ...Courtesy of Crane Market...
Page 26: ...Courtesy of Crane Market...
Page 27: ...Courtesy of Crane Market...
Page 28: ...Courtesy of Crane Market...
Page 29: ...Courtesy of Crane Market...
Page 30: ...Courtesy of Crane Market...
Page 31: ...Courtesy of Crane Market...
Page 32: ...Courtesy of Crane Market...
Page 33: ...Courtesy of Crane Market...
Page 34: ...Courtesy of Crane Market...
Page 35: ...Courtesy of Crane Market...
Page 36: ...Courtesy of Crane Market...
Page 37: ...Courtesy of Crane Market...
Page 38: ...Courtesy of Crane Market...
Page 39: ...Courtesy of Crane Market...
Page 40: ...Courtesy of Crane Market...
Page 41: ...Courtesy of Crane Market...
Page 42: ...Courtesy of Crane Market...
Page 43: ...Courtesy of Crane Market...
Page 44: ...Courtesy of Crane Market...
Page 45: ...Courtesy of Crane Market...
Page 46: ...Courtesy of Crane Market...
Page 47: ...Courtesy of Crane Market...
Page 48: ...Courtesy of Crane Market...
Page 49: ...Courtesy of Crane Market...
Page 50: ...Courtesy of Crane Market...
Page 51: ...Courtesy of Crane Market...
Page 52: ...Courtesy of Crane Market...
Page 53: ...Courtesy of Crane Market...
Page 54: ...Courtesy of Crane Market...
Page 55: ...Courtesy of Crane Market...
Page 56: ...Courtesy of Crane Market...
Page 73: ...Courtesy of Crane Market...
Page 74: ...Courtesy of Crane Market...
Page 75: ...Courtesy of Crane Market...
Page 76: ...Courtesy of Crane Market...
Page 77: ...Courtesy of Crane Market...
Page 79: ...I PRA 352 Trumpet Variation No 1 47 Courtesy of Crane Market...
Page 87: ...IX PROA 352 382 Courtesy of Crane Market...
Page 150: ...Courtesy of Crane Market...
Page 151: ...Courtesy of Crane Market...
Page 152: ...Courtesy of Crane Market...
Page 153: ...Courtesy of Crane Market...
Page 154: ...Courtesy of Crane Market...
Page 155: ...Courtesy of Crane Market...
Page 156: ...Courtesy of Crane Market...
Page 157: ...Courtesy of Crane Market...
Page 158: ...Courtesy of Crane Market...
Page 159: ...Courtesy of Crane Market...
Page 160: ...Courtesy of Crane Market...
Page 161: ...Courtesy of Crane Market...
Page 162: ...Courtesy of Crane Market...
Page 163: ...Courtesy of Crane Market...
Page 164: ...Courtesy of Crane Market...
Page 165: ...Courtesy of Crane Market...
Page 166: ...Courtesy of Crane Market...
Page 167: ...Courtesy of Crane Market...
Page 168: ...Courtesy of Crane Market...
Page 169: ...Courtesy of Crane Market...
Page 170: ...Courtesy of Crane Market...
Page 171: ...Courtesy of Crane Market...
Page 172: ...Courtesy of Crane Market...
Page 173: ...Courtesy of Crane Market...
Page 174: ...Courtesy of Crane Market...
Page 175: ...Courtesy of Crane Market...
Page 176: ...Courtesy of Crane Market...
Page 177: ...Courtesy of Crane Market...
Page 178: ...Courtesy of Crane Market...
Page 179: ...Courtesy of Crane Market...
Page 180: ...Courtesy of Crane Market...
Page 181: ...Courtesy of Crane Market...
Page 182: ...Courtesy of Crane Market...
Page 183: ...Courtesy of Crane Market...
Page 184: ...Courtesy of Crane Market...
Page 185: ...Courtesy of Crane Market...
Page 186: ...Courtesy of Crane Market...
Page 187: ...Courtesy of Crane Market...
Page 188: ...Courtesy of Crane Market...
Page 189: ...Courtesy of Crane Market...
Page 190: ...Courtesy of Crane Market...
Page 191: ...Courtesy of Crane Market...
Page 192: ...Courtesy of Crane Market...
Page 193: ...Courtesy of Crane Market...
Page 194: ...Courtesy of Crane Market...
Page 195: ...Courtesy of Crane Market...
Page 196: ...Courtesy of Crane Market...
Page 197: ...Courtesy of Crane Market...
Page 198: ...Courtesy of Crane Market...
Page 199: ...Courtesy of Crane Market...
Page 200: ...Courtesy of Crane Market...
Page 201: ...Courtesy of Crane Market...
Page 202: ...Courtesy of Crane Market...
Page 203: ...Courtesy of Crane Market...
Page 204: ...Courtesy of Crane Market...
Page 205: ...Courtesy of Crane Market...
Page 206: ...Courtesy of Crane Market...
Page 207: ...Courtesy of Crane Market...
Page 208: ...Courtesy of Crane Market...
Page 209: ...Courtesy of Crane Market...
Page 210: ...Courtesy of Crane Market...
Page 211: ...Courtesy of Crane Market...
Page 212: ...Courtesy of Crane Market...
Page 213: ...Courtesy of Crane Market...
Page 214: ...Courtesy of Crane Market...
Page 215: ...Courtesy of Crane Market...
Page 216: ...Courtesy of Crane Market...
Page 217: ...Courtesy of Crane Market...
Page 218: ...Courtesy of Crane Market...
Page 219: ...Courtesy of Crane Market...
Page 220: ...Courtesy of Crane Market...
Page 221: ...Courtesy of Crane Market...
Page 222: ...Courtesy of Crane Market...
Page 223: ...Courtesy of Crane Market...
Page 224: ...Courtesy of Crane Market...
Page 225: ...Courtesy of Crane Market...
Page 226: ...Courtesy of Crane Market...
Page 227: ...Courtesy of Crane Market...
Page 228: ...Courtesy of Crane Market...
Page 229: ...Courtesy of Crane Market...
Page 230: ...Courtesy of Crane Market...
Page 231: ...Courtesy of Crane Market...
Page 232: ...Courtesy of Crane Market...
Page 233: ...Courtesy of Crane Market...
Page 234: ...Courtesy of Crane Market...
Page 235: ...Courtesy of Crane Market...
Page 236: ...Courtesy of Crane Market...
Page 237: ...Courtesy of Crane Market...
Page 238: ...Courtesy of Crane Market...
Page 239: ...Courtesy of Crane Market...
Page 240: ...Courtesy of Crane Market...
Page 241: ...Courtesy of Crane Market...
Page 242: ...Courtesy of Crane Market...
Page 243: ...Courtesy of Crane Market...
Page 244: ...Courtesy of Crane Market...
Page 245: ...Courtesy of Crane Market...
Page 246: ...Courtesy of Crane Market...
Page 247: ...Courtesy of Crane Market...
Page 248: ...Courtesy of Crane Market...
Page 249: ...Courtesy of Crane Market...
Page 250: ...Courtesy of Crane Market...
Page 251: ...Courtesy of Crane Market...
Page 252: ...Courtesy of Crane Market...
Page 271: ...Courtesy of Crane Market...
Page 273: ...Courtesy of Crane Market...
Page 274: ...Courtesy of Crane Market...
Page 275: ...Courtesy of Crane Market...
Page 276: ...Courtesy of Crane Market...
Page 277: ...Courtesy of Crane Market...
Page 278: ...Courtesy of Crane Market...
Page 279: ...Courtesy of Crane Market...
Page 280: ...Courtesy of Crane Market...
Page 281: ...Courtesy of Crane Market...
Page 282: ...Courtesy of Crane Market...
Page 283: ...Courtesy of Crane Market...
Page 284: ...Courtesy of Crane Market...