LifeTrac II (shortened) hydraulic parts list

Hydraulics

Note that the following list involves 2 loaders. For a simpler version, a single front loader is sufficient. Two loaders are used for extreme flexibility.

(download Blender file here)

Main

Parts from Surplus Center:

Note: Green indicates finalized shopping list from Surplus Center. Blue indicates list from McMaster Carr. Red is Dalton Hydralics. See Parts Sourcing for contact information.

1. [8] flange Bearings - [2]
2. [2] Front Loader cylinders - 36" [3]
3. [4] 3/8 NPTM x 1/2 NPTF 90 SWIVEL [4]
4. [4] QA plate hydraulic cylinders & 2 Rear Loader [5]
5. [4] Motors [6]
6. [10] SAE M 10 to NPT M 1/2" [7]
7. [4] SAE 4M TO 1/4" NPTM CONNECTOR for Case Drains [8]
8. [20] 1/2" QCs [9]
9. [4] 1/4" QC for motors [10]
10. [4] 1-1/4" shaft couplers - [11]
11. [1] 1-3/8" 6T fully splined shafting - [12]
12. [2] Female 1-3/8" 6T spline coupling - [13], $30 each
13. [12] 1.875" double split shaft collars - [14]
    1. got 10 double split
    2. got 2 single split - [15]
14. [8] 3/8" NPTM x 1/2" NPTF swivel - [16]

Valves

• [1] 3-spool motor valve, 25 gpm - [17], $288
• [4] 1/2" NPT M to NPT M 90deg Elbow for Motor Valve working ports [18] - for 2 sets of work ports to wheel motors
• [4] 3/4" NPT quick couplers - Dalton Hydraulics - 2 for in/out, 2 for auxiliary work ports
• [3] 3/4 NPT hex nips [19] - in and out of valve
• [2] 3/4 NPT to 1/2 NPT bushing [20] - auxiliary work ports

OSE Danfoss Black 2 Spool

• [4] SAE 8M TO 1/2" NPTM CONNECTOR for working ports [21]
• [1] SAE 10 PLUG for OSE BLACK 2 Spool [22]

3 Spool Husco

• [1] 3/4" NPT quick couplers - Dalton Hydraulics - 1 pair for inlet
• [1] 1/2"-1/4" bushing - to accept case drain return [23]
• Pipe cross fitting on the return line to accommodate case drain return - [24]

2 Spool Prince Valve

• [1] 3/4" Quick Coupler for outlet (already included in central 3-spool motor valve)
• [1] 3/4" NPT tee (already have these) for inlet
• [2] 3/4" to 1/2" bushings - [25]
• [1] 1/2" NPT male elbow - [26]
• [2] 1/2" quick coupler pairs - [27]

Cushion Valves

• [2] 1/2 NPT 30 GPM 1500-3000 PSI HYD CUSHION VALVES - [28]
• [8] 1/2" male QC tips [29]
• [2] 1/2 NPTM x 1/2 NPTF swivel [30] for cushion valve to mount tees, for separating to right and left cylinders; only one swivel needed per cushion valve
• [13] 1/2" hex nips - [31]
• [12] NPTF 1/2" Tee's [32]

Power Cube

• [1] Coupler half, 5/8" - $10
• [1] Coupler half, 1" - $10
• [1] Solid spider - $14
• [1] Breather cap - [33] - $8
  • [1] 3/4 NPT coupling - found at big box hardware stores
• [1] Suction strainer, 2" tp 1-1/4" - [34] - $23
  • Use for dual Power Cubes
  • [1] Use 2" coupler from bix box store to thread into Power Cube frame
• [1] Pressure relief for power cube bypass- [35]

Hoses

• [4] 1/2" X 12" 1/2 NPTM X 1/2 NPTM 3000 PSI HYD HOSE [36]
• [10] 1/2" X 36" 1/2 NPTM X 1/2 NPTM 3000 PSI HYD HOSE [37]
• [9] 1/2" X 48" 1/2 NPTM X 1/2 NPTM 3000 PSI HYD HOSE [38]
• [2] 1/2" X 60" 1/2 NPTM X 1/2 NPTM 3000 PSI HYD HOSE [39]
• [1] 1/2" X 84" 1/2 NPTM X 1/2 NPTM 3000 PSI HYD HOSE [40]
• [1] 1/2" X 96" 1/2 NPTM X 1/2 NPTM 3000 PSI HYD HOSE [41]
• [3] 1/2" X 120" 1/2 NPTM X 1/2 NPTM 3000 PSI HYD HOSE [42]
• [2] 1/2" X 144" NPTM 3000 PSI HYD HOSE [43]

Motor Case Drains

• [2] 1/4" X 72" NPTM 2750 PSI HYD HOSE to run parallel with tractor sides [44]
• [1] 1/4" X 30" NPTM 2750 PSI HYD HOSE from Tee to Tee in return hose [45]
• [1] 1/4" X 36" NPTM 2750 PSI HYD HOSE to Rear Motors [46]
• [3] 1/4 X 1/4 X 1/4 NPTF TEE [47]
• [3] 1/4 NPT hex nipples [48]
• [4] 1/4" NPT quick couplers are already with the motors

Seat

• [1] Tractor Seat [49]

Wheel bearings

Front loader cylinder

Front loader cylinder fittings

Rear loader cylinder

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Rear loader cylinder fittings

Quick attach plate cylinder

Wheel motors

Wheel motor fittings

File:Lt2wheelmotorcdfittings.jpg

Wheel motor case drain fittings

Spline coupler, female part

Spline shaft, male

Wheel motor shaft coupler

Shaft collars, 3 per wheel

2 spool motor valve, 25 gpm

5 spool valve, 20 gpm

Cushion valve for front and rear loaders

1/2 inch NPT swivel

1/2 inch NPT nip

Half inch tee

Pressure relief valve for Power Cube

Spline shaft, male