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TwinForce™ Series Waterblast Unit
MAINTENANCE .................................................................................................................................................................................................................................................................35
Unit Maintenance
.............................................................................................................................................................................................................................................. 35
Daily
....................................................................................................................................................................................................................................................................... 35
50 Hours
............................................................................................................................................................................................................................................................. 35
100 Hours
........................................................................................................................................................................................................................................................... 35
500 Hours
......................................................................................................................................................................................................................................................... 35
Winterizing The Unit
........................................................................................................................................................................................................................................ 36
Trailer Maintenance
......................................................................................................................................................................................................................................... 38
Tires
.......................................................................................................................................................................................................................................................................38
Wheel Bearings
........................................................................................................................................................................................................................................... 38
Lug Nuts
............................................................................................................................................................... .............................................................................................. 38
Axles
...................................................................................................................................................................................................................................................................... 39
Trailer Breakaway System
............................................................................................................................................................... ............................................................39
System Check
................................................................................................................................................................................................................................................39
WATER AND FILTRATION ............................................................................................................................................................................................................................................ 41
Water Quality Requirements
...................................................................................................................................................................................................................... 41
Filter Inspection
.......................................................................................................................................................................................................................................... 42
Secondary Filter (40k Operation Only)
.....................................................................................................................................................................................42
Filter Cartridge Replacement
...........................................................................................................................................................................................................43
Switch Adjustment
................................................................................................................................................................................................................................. 43
Uni-Valve Life
................................................................................................................................................................................................................................................. 43
PRESSURE CONVERSION .........................................................................................................................................................................................................................................45
Converting a Pump
........................................................................................................................................................................................................................................... 45
40K Hose Connections
............................................................................................................................................................... .......................................................... 52
SERVICE ................................................................................................................................................................................................................................................................................53
Fluid End
.................................................................................................................................................................................................................................................................... 53
Checking Manifold Bolt Torque
................................................................................................................................................................ ......................................53
Rupture Disc Inspection
...................................................................................................................................................................................................................... 54
Packing Replacement
............................................................................................................................................................................................................................ 54
Uni-Valve Service
........................................................................................................................................................................................................................................ 60
40K Face Seal Replacement
............................................................................................................................................................................................................... 61
15K, 20K Uni-Valve Service
.................................................................................................................................................................................................................. 63
40K Uni-Valve Service
.............................................................................................................................................................................................................................. 67
Bypass Valve Cartridge Replacement
......................................................................................................................................................................................... 71
Power End
...................................................................................................................................................................................................................................................................72
Checking Power End Oil Level
...........................................................................................................................................................................................................72
Changing the Power End Oil
............................................................................................................................................................................................................... 73
Checking PTO Oil level
.............................................................................................................................................................................................................................73
Changing PTO Oil
......................................................................................................................................................................................................................................... 74
Checking Belt Tension
............................................................................................................................................................................................................................74
Adjusting Belt Tension
........................................................................................................................................................................................................................... 75
Replacing the Belts
...................................................................................................................................................................................................................................75
Charge Pump
...................................................................................................................................................................................................................................................76
Crosshead Pony Rod Seals
................................................................................................................................................................ .................................................. 77
Rod Journal Bearings
.............................................................................................................................................................................................................................. 80
Crosshead and Connecting Rod Assembly
.......................................................................................................................................................................... 84
UNx Pump
............................................................................................................................................................... .......................................................................................... 86
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