Format: PDF (Printable Document)
File Language: English
File Pages: 261
File Size: 18.49 MB (Speed Download Link)
Brand: Terex
Model: RT300-1, RT345XL Cranes
Type of Document: Parts Manual
$ 50
The Terex RT300-1 and RT345XL are rugged rough-terrain cranes built to handle demanding field operations. This Parts Manual compiles detailed diagrams of boom sections, winch assemblies, outriggers, hydraulic subsystems, and drivetrain components. It’s an essential reference for teams maintaining multi-crane fleets and needing consistency in part identification.
Applications & Use Cases
Ordering correct boom and winch components
Identifying hydraulic cylinders, valves, and seal kits
Supporting drivetrain and brake system repairs
Cross-referencing part numbers between RT300-1 and RT345XL
Managing wear parts for high-cycle lifting
FAQ
Does it show differences between the two models?
Yes, shared components and model-specific parts are clearly marked.
Are hydraulic routing diagrams included?
Yes, with full system flow paths.
Safety Note
Stabilize the crane and release hydraulic pressure before servicing boom or winch assemblies.
2 CARRIER FRAME, FUEL TANK
2.1) Fender & Deck Assembly
2.3 Frame Machining (RT345XL)
2.4) Under Carriage, Sub Assembly
2.5) Rear Axle Assembly
2.7) Front Axle Assembly
2.8) Fuel Tank
2.9) Hydraulic Axle Lock-Out
2.11) Axle Lock-Out Cylinder
2.12) Pintle Hook
3 OUTRIGGERS
3.1) Outrigger Assembly
3.2) Outrigger Beam Assembly
3.3) Outrigger Jack Cylinder
3.4) Outrigger Extend Cylinder
3.5) Outrigger Valve (Selector)
3.6) Outrigger Pads
3.7) Frame With Outriggers (RT345XL)
3.8) Outrigger Beam Assembly
3.9) Outrigger Sensor Installation (RT300-1)
3.11) Sensor Mount Assy (RT300-1)
5 WHEELS
5.1) Wheels & Tires
6 ENGINE (CUMMINS)
6.1) Engine Installation (Cummins)
6.2) Engine Installation (Cummins)
6.3) Engine Installation (Cummins)
6.4) Engine Installation (Cummins)
6.5) Engine Installation (Cummins)
6.6) Engine Installation (Cooling Assembly)
7 TRANSMISSION
7.1) Transmission (Dana)
7.2) Transmission (Converter Group)
7.4) Transmission (Converter & Transmission
Case)
7.6) Transmission (R, 3rd, F & 2nd Clutch)
Group
7.8) Transmission (Low 1st Clutch Group)
7.10) Transmission (Pressure Valve, Pump
& Oil Filter)
PARTS GROUPS
7.12) Transmission
(Control Valve Assembly)
7.13) Transmission (Hi & Low Shift Control
Assembly)
7.14) Transmission (Pump Adapter)
7.15) Transmission (Pump Disconnect)
7.16) Transmission (Drive Plate Group)
9 DRIVE SHAFTS
9.1) Drive Shafts
10 BRAKES
10.1) Brake Line System
10.4) Air Supply Assembly
10.6) Air Brake Kit
11 STEERING
11.1) Steering System
11.2) Steering Control Unit
11.3) Steering Cylinder
11.4) Steering Valve
12 SUPERSTRUCTURE
12.1) Superstructure
12.3) Swing Bearing
12.4) Swing Gear Dust Cover
13 COUNTERWEIGHT
13.1) Counterweight
(8900# / 10000# FAB.) (RT300-1)
13.2) Counterweight
(13000# / 119000# FAB.) (RT345XL)
22 SWING SYSTEM
22.1) Swing Drive (Braden)
22.2) Swing Reduction Unit (Braden)
22.3) Swing Motor (Eaton)
24 PUMPS
24.1) Hydraulic Pumps
24.2) Hydraulic Pump
(Attachment & Swing)
24.3) Hydraulic Pump
(Swing, Steering & Outriggers)
25 HYDRAULIC SYSTEM
25.1) Hydraulic Reservoir
25.2) Lower Hydraulics
25.5) Lower Hydraulics (Hydraulic Reservior)
25.6) Lower Hydraulics (Outrigger Valves)
25.7) Lower Hydraulics (Diverter Valve)
25.8) Lower Hydraulics
25.10) Center Swivel Assembly
25.12) Swivel Assembly (Option)(RT300-1)
25.14) Rotary Manifold
25.15) Upper Hydraulics (Boom & Winch Valve
Plumbing)
25.17) Upper Hydraulics (Relief Valve)
25.18) Upper Hydraulics (Steer Plumbing
25.19) Upper Hydraulics (Swing Drive
Plumbing)
25.20) Upper Hydraulics
25.22) Upper Hydraulics (Hoist
Cylinder Plumbing)
25.24) Upper Hydraulics (Winch & Winch
Valve Plumbing)
25.26) Upper Hydraulics (Boom
Cylinder Plumbing)
25.27) Boom Valve
25.28) Winch Valve
27 OPERATOR’S CAB & MACHINERY HOUSING
27.1) Operator’s Cab
27.4) Operator’s Cab
27.5) Operators Cab
27.6) Operators Cab
27.7) Operators Cab
27.8) Wipers (Crane)
27.9) Wipers (Crane)
27.10) Operator’s Cab (Front Windshield)
27.11) Operator’s Cab (Roof Hatch)
27.12) Operator’s Cab (Door)
27.13) Crane Cab (Cableway Assembly)
27.14) Operator’s Seat
27.15) Engine Housing
28 OPERATOR’S CONTROLS
28.1) Directional Signal Control
28.2) Transmission Shifter Control
28.3) Swing Brake Control
28.5) 360° House Lock
28.6) Boom Angle Indicator
28.7) Cab Throttle Control
28.9) Arm Module Assemblies
28.10) Right Arm Assembly Single Axis
28.11) Left Arm Assembly Single Axis
PARTS GROUPS
28.12) Right Arm Assembly Double-Axis
28.13) Left Arm Assembly Double-Axis
28.14) Boom Control
28.15) Control Module
30 MARKING
30.1) Marking Decals (RT300-1)
30.3) Marking Decals
30.4) Marking Decals (Boom)
30.5) Marking Decals (RT345XL)
31 HEATER / AC
31.1) A/C & Heater Options (RT300-1)
31.2) Hydraulic A/C & L.P Heater
(Option 1) (RT 300-1)
31.5) Hoses & Mounting Kit (RT300-1)
31.7) Hose ASSY. EVAP. COMP
(Option 1) (RT300-1)
31.8) Hose ASSY. Drier to EVAP
(Option 1) (RT300-1)
31.9) Hose ASSY – 6 HYD Case Drain
(Option 1) (RT300-1)
31.10) Kit, MD 9037/47/57 MTG
(Option 1)(RT300-1)
31.11) Suburban Assembly Heater
(Option 2) (RT300-1)
31.13) No Heater-Includes Cover
(Option 3) (RT300-1)
31.14) Deluxe A/C & Flameless Heat
(Option 4) (RT300-1)
31.15) Kit, CAB ASSY (Option 4) (RT300-1)
31.16) Hydraulic Drive Unit
(Option 4) (RT300-1)
31.19) Hose & Drive MTG KIT
(Option 4) (RT300-1)
31.20) Thermostat Assembly
33 ELECTRICAL SYSTEM
33.1) Dash Assembly
33.3) Battery Assembly
33.5) Slip Ring, 51 Circuit
33.6) Slip Ring, 53 Circuit W/Air
33.10) Circuit Breaker
33.11) Electrical System
(Lights & Relay Panel)(RT300-1)
33.14) Axle Centering Light Assembly
33.15) Optional Lights
33.16) Optional Lights
33.18) Wire Harnesses
33.19) Schematic Lower (RT300-1)
33.22) Schematic Upper (RT300-1)
11
39 HYDRAULIC TELESCOPING BOOM
39.1) 94’ Boom (RT300-1)
39.7) 94’ Boom, Extend Cylinder (RT300-1)
39.8) 94’ Boom, Extend Cylinder (RT300-1)
39.9) 94’ Boom, Extend Cylinder (RT300-1)
39.10) 94’ Boom, Hoist Cylinder (RT300-1)
39.11) 94’ Boom, Hoist Cylinder (RT300-1)
39.12) 94’ & 105’ Boom, Hold Valve
39.13) 105’ Boom (RT345XL)
39.19) 105’ Boom, Extend Cylinder (RT345XL)
39.20) 105’ Boom, Hoist Cylinder (RT345XL)
39.21) 105’ Boom, Hoist Cylinder (RT345XL)
9A JIBS
39A.1) Jib Stowage Assembly
39A.3) Side-Stow Offsettable Jib 32’
39A.4) Side-Stow Offsettable Jib 32’-49’
39A.5) Anti-Two Block (Jib)
40 HYDRAULIC WINCH
40.1) Winch Valve
40.2) Winch Motor
40.3) Winch Cable Roller
40.4) Hydraulic Winch (Braden PD15B)
44 HOOK BLOCKS, BALLS
44.1) Hook Block, 3 Sheave / 30 Ton
44.2) Hook Block, 4 Sheave / 30 Ton
44.3) Hook Block, 4 Sheave / 40 Ton
44.4) Overhaul Ball, 240# / 250#
45 WIRE ROPE, PENDANTS, REEVING
45.1) Wire Rope & Reeving
PARTS GROUPS
50 ATTACHMENT OPTIONS
50.1) AUX Winch Assembly
(W/Counterweight)
50.2) Auxiliary Boom Head Sheave
50.3) Anti-Two (AUX Sheave)
52 RATED CAPACITY INDICATOR
52.1) RCL Assembly, ORPS
52.4) RCI 510 Assembly (RT300-1)
52.7) Greer RCI 510 (Computer)
52.8) Greer RCI 510 RCI Assembly
(Option)
52.11)Greer RCI 510 (Computer)
(Option)
52.12)Greer RCI 510 (Reel)
(Option)
Option
54 FILTERS
54.1) Filters
55 RECOMMENDED SPARE PARTS LIST
55.1) Recommended Spare Parts List
56 OPTIONAL
56.1) 3RD Wrap Indicator (RT300-1)
56.2) Emergency Shutdown Kit (RT300-1)
56.3) Spark Arrestor Muffler (RT300-1)
