Crown RC 5500 series - Chain Slack Valve

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HYDRAULIC PARTS

Chain Slack Valve - Quad Mast

490

02.44-1055-001

Chain Slack Valve - Quad Mast

Figure 19561

(a) To Valve Assembly

(b) To Mast Cylinder

Crown 2008 PF17284-1

Main Page

Default Chapter6
- Table of Contents6
Safety20
- General Maintenance Instructions20
- Control of Hazardous Energy22
- Cleaning of Material Handling Equipment34
  - Cleaning Methods34
- Introduction38
Lubrication & Adjustment Page42
- Lubrication and Adjustment44
- Lubrication and Adjustment50
  - Component Accessibility50
  - Lubrication52
- Componentry62
  - Access 162
    - Access 262
    - Access 362
    - Access 763
    - Alm163
    - Alm263
  - Bresl, Bresr63
  - Brk164
  - Brk264
  - Brks64
  - Cbve65
  - Cbvr65
  - Cvr66
  - Dls66
  - Dms1, Dms2, Dms366
  - Ecr167
  - Ecr267
  - Ecr367
  - Ecr468
  - Eds68
  - Enls, Ensr69
  - Fan169
  - Fns69
  - Fan270
  - Fu170
  - Fu271
  - Fu371
  - Fu471
  - Fu13/Fu1472
  - Fu572
  - Hgts172
  - Hgts273
  - Hgts373
  - Hgts473
  - Hn174
  - Hns74
  - Kys75
  - Lcv76
  - Lgt1, Lgt276
  - Lgt377
  - Lgt477
  - Lgts177
  - Ors79
  - Pca79
  - Pot179
  - Pot280
  - Pot380
  - Pot480
  - Prva81
  - Pt181
  - Rps182
  - Rps282
    - Rva83
    - Rvm83
    - Sss83
    - Spl84
    - Spa84
    - Svte84
    - Svtr85
    - Svt85
    - Svh85
    - Svby86
    - Sva1A86
    - Sva1B86
    - Sva2A87
    - Sva2B87
    - Sva387
    - Tbs87
    - Tds88
    - Tr188
    - Tr288
    - Ts189
    - Ts289
    - Ts389
- Metric Torque Values90
  - Grade90
- Torque Values94
  - Grade94
- General Information98
  - Hydraulic Lines and Fittings98
  - Reservoir98
  - Filter98
  - Drift Test98
  - Lift Drift Test99
  - Tilt Drift Test99
  - Steering Slip99
  - Freezer Preparation99
  - Circuit Operation99
- Hydraulic Circuits101
  - Steering Circuit101
  - Hoist102
  - Lift Circuit102
  - Lower Circuit103
  - Tilt and Accessory Flow104
  - Tilt104
  - Tilt down Circuit105
  - Tilt Back Circuit106
  - Tilt Position Assist107
  - Sideshift - Left Circuit107
  - Sideshift - Right Circuit108
  - Fourth Hydraulic Function (Second Accessory)108
  - Fifth Hydraulic Function (Third Accessory)108
- Accessory Clamp Set-Up110
  - Attachment Setup - General110
  - Attachment Setup - Clamp110
- Hydraulic Schematic Symbols114
- Pump Maintenance118
  - General118
  - Pump Disassembly118
  - Parts Inspection118
  - Body118
  - Priority Valve118
  - Pump Reassembly119
  - Start up Procedure119
- Drive Unit124
  - Inspect Drive Unit124
  - Drive Unit Lubrication124
  - Drive Tire Replacement125
  - Traction Motor126
    - Traction Motor Removal126
    - Traction Motor Installation126
  - Drive Unit Removal127
    - Drive Unit Installation127
  - Drive Unit Sub-Assembly Removal128
  - Drive Unit Gear Assembly Replacement/Installation130
- Electrical134
- Electrical System138
  - Wiring Color Codes138
  - Power Cables138
  - Switches142
- Access 123150
  - ACCESS 1 Display150
  - Operator Level150
  - Message Mode151
  - Hour152
  - Pressure152
  - Events152
  - Service153
  - Performance154
  - Relief Pressure Setup154
  - Analyzer191
  - Calibration199
  - Features205
  - Hours209
    - Hour Access209
  - Events209
  - Performance210
  - Utilities213
- Control Modules214
  - Traction Drive Module214
  - Basics of System Operation214
  - Control Circuit Operation214
  - Power Circuit Operation215
  - Hydraulic Control Module - AC/DC216
  - Basics of System Operation216
  - Accessory Control Module216
- Contactor218
- Battery220
  - Safety Rules220
  - Checking220
  - Battery Care221
  - Charging221
  - Battery Cleaning222
  - Troubleshooting222
  - Battery Removal222
  - Battery Installation224
- Motors226
  - Pump Motor and Brush Inspection226
- Event Codes228
  - Capacitance229
- Event Code 100231
- Event Code 101231
- Event Code 102232
- Event Code 103232
- Event Code 104233
- Event Code 105233
- Event Code 106234
- Event Code 107235
- Event Code 108236
- Event Code 109237
- Event Code 110238
- Event Code 111239
- Event Code 112240
- Event Code 113241
- Event Code 114242
- Event Code 199242
- Event Code 200243
- Event Code 201244
Event Code 202245
Event Code 203247
Event Code 203248
Event Code 204249
Event Code 205250
Event Code 206251
Event Code 207253
Event Code 208254
Event Code 209255
Event Code 213256
Event Code 214257
Event Code 217258
Event Code 218259
Event Code 219260
Event Code 221261
Event Code 224262
Event Code 300263
Event Code 301264
Event Code 302265
Event Code 303266
Event Code 304267
Event Code 306268
Event Code 308269
Event Code 311-313270
Event Code 314271
Event Code 315272
Event Code 318273
Event Code 319274
Event Code 399275
Event Code 700276
Event Code 702277
Event Code 703278
Event Code 704279
Event Code 705280
Event Code 706281
Event Code 707282
Event Code 708283
Event Code 709284
Event Code 710285
Event Code 711286
Event Code 713287
Event Code 715288
Event Code 717289
Event Code 719290
Event Code 721291
Event Code 722292
Event Code 723293
Event Code 724294
Event Code 726295
Event Code 728296
Event Code 729297
Event Code 730298
Event Code 731299
Event Code 733300
Event Code 734301
Event Code 736302
Event Code 737303
Event Code 740304
Event Code 741305
Event Code 745307
Event Code 746309
Event Code 747310
Event Code 749311
Event Code 751312
- Brake316
Brake317
Brake317
- Service Brake317
- Electric Parking Brake Release Procedures318
- Releasing Parking Brake Using Truck Battery319
- Brake Switch Adjustment (BRKS)320
- Steering326
- Steer Command Assembly327
- Housing to Yoke Assembly328
- Steer Motor to Axle Housing Assembly329
- Wheel Assemblies to Steer Axle (Metallic Shield)330
- Wheel Assemblies to Steel Axle (Oil Seal)331
Hydraulic Steer Motor332
- Steer Motor Assembly333
  - Motor Timing334
Lifting Mechanism Parts338
Mast338
- Mast Testing (Assembled)339
- Mast Disassembly340
- Removal from Power Unit341
- Mast Reassembly342
- Quad (Four Stage) Mast345
- Mast Inspection346
- Carriage Removal347
- Lift Chains350
- Fork Inspection356
Cylinders364
Cylinder Parts365
Mast Cylinder365
- Mast Cylinder Inspection366
- Mast Cylinder Reassembly368
- Mast Cylinder Bleeding369
Carriage Cylinder370
- Carriage Cylinder Disassembly371
- Carriage Cylinder Reassembly373
Tilt Cylinder374
- Tilt Cylinder Disassembly375
- Tilt Cylinder Adjustment376
- Tilt Cylinder Bleeding and Flushing Procedures377
- Tilt Cylinder Bleeding and Flushing378
Sideshifter Cylinder380
- Sideshifter Cylinder381
- Sideshifter Cylinder Removal381
- Sideshifter Cylinder Disassembly382
- Sideshifter Cylinder Reassembly383
Platform Parts386
Sideshifter386
- Sideshifter Removal387
- Sideshifter Installation388
- Bearings390
- Troubleshooting392
- Sideshift Circuit Test393
Glossary396
Wiring Diagrams408
- Introduction to Diagram Usage408
- Electrical Diagrams Index410
- Electrical Schematic - AC Lift411
- Electrical Schematic - DC Lift412
Distribution Panel413
- Distribution Panel414
- Display Module414
Multi-Task Handle415
- Accessory Control Module416
- Accessory Control Module417
- Multi-Task Handle417
- Traction Control Module417
- Hydraulic Control Module - AC Lift418
- Hydraulic Control Module - DC Lift419
- Motors and Brakes420
- Console and Overhead Guard421
- Floorboard422
  - Hydraulics, Height & Load Sense423
- Hydraulics, Height & Load Sense424
- Freezer Condition424
- Power Cables - AC Lift (ANSI Trucks)425
- Power Cable - AC Lift W/Rapid Charge426
- Power Cable - AC Lift (Euro Trucks)427
- Power Cables - DC Lift (ANSI Trucks)428
- Power Cable - DC Lift W/Rapid Charge429
- Power Cable - DC Lift (Euro Trucks)430
  - Infolink431
- Infolink432
- Wire Harnesses432
Hydraulic Schematic436
- Entire Truck436
- Power Unit439
Power Unit Parts447
Armrest447
Suspended Floorboard451
Flexride Suspension455
Entry Bar461
Counterweight463
Overhead Guard465
Battery Retainers, Spacers, Rollers471
- Reservoir475
Reservoir477
Hydraulic Parts477
Plumbing477
- Mast Plumbing - TT481
Mast Plumbing - Quad483
DC Lift Pump491
Pump Motor - AC493
Pump Motor - DC495
- Pump Motor - AC "EE497
Valve Assembly 1 Low Flow Accessory499
Valve Assembly W/2 High Flow Accessories503
Chain Slack Valve - Quad Mast507
Manifold Crossover Relief509
Carriage Hydraulics - Tt/Quad511
Drive Unit517
Drive Unit519
Drive Unit Parts519
AC Traction Motor519
AC Traction Motor - EE521
- Drive Tire523
Electrical Parts527
Drive Tire527
Electrical Components - Power Unit527
Contactor Panel535
- Contactor Panel - EE537
- Distribution Panel541
Distribution Panel - Freezer/Corrosion543
Distribution Panel - EE545
- Contactor547
- Multi-Task Handle549
Connectors555
Battery Retainer Switches561
Tilt Limit Switch563
- Access 1565
Control Cable567
Overhead Guard - Strobe Light569
Overhead Guard - Worklights571
Work Lights - TT Mast573
Work Lights - Quad Mast575
Strobe Light577
Brake Parts581
Brake581
Steering Parts585
Steering Command585
Steer Axle587
Steer Motor591
Steer Unit593
Steer Tire595
Mast - Quad607
Fork Carriage - TT Mast617
Fork Carriage - Quad Mast619
Yoke - TT623
Th Function623
Yoke Quad Mast625
Lift Chain - TT Mast627
Lift Chain - Quad Mast629
Load Backrest633
Fork635
- Mast Cylinder - TT641
- Carriage Cylinder - TT643
Mast Cylinder - Quad645
Carriage Cylinder - Quad647
- Tilt Cylinder649
- Sideshifter Cylinder653
- Sideshifter657
Platform657
- Sideshifter657
Labels and Decals663
Work Assist663
Work Assist Accessories665
Infolink669
- Labels & Decals673
- Labels & Decals Power Unit679
- Labels & Decals Infopoint/Access683
- Labels & Decals RC 5500C687

Crown RC 5500 series - Chain Slack Valve - Quad Mast

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