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TL/TN 775 M
TL/TN 775 M
TL/TN 775 M
Manufactured To Get
Manufactured To Get
Your Job Done
Your Job Done
By the Most Trusted and Versatile
By the Most Trusted and Versatile
Company in the Industry
Company in the Industry
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achiNe
NiTiaL
NiTiaL
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NiTiaL
2020 MY
2020 MY
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L9 C
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ummins
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Uide
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Summary of Contents for TimberPro TL775D

  • Page 1 2020 MY 2020 MY TL/TN 775 M TL/TN 775 M TL/TN 775 M achiNe achiNe NiTiaL NiTiaL Uide Uide achiNe NiTiaL Uide Manufactured To Get Manufactured To Get Your Job Done Your Job Done By the Most Trusted and Versatile By the Most Trusted and Versatile Company in the Industry Company in the Industry...
  • Page 2 TL/TN-775 M AchiNe NiTiAL Uide PAGE INTENTIONALLY LEFT BLANK P A2...
  • Page 3 TL/TN-775 M AchiNe NiTiAL Uide 765/775 iMber ecoMMeNded reSSUreS for IMPORTANT All pressures are set with the machine running at minimum of 1500rpm. COMPONENT PRESSURE (PSI) Implement Pump LS Charge Pump Implement Pump Valve LS Relief 4200 Main, Tool, and Stick are set with the Valve LS Relief 4200 Implement Pump POR 4600...
  • Page 4: Required Tools

    TL/TN-775 M AchiNe NiTiAL Uide TL/TN-775 M achiNe NiTiaL A series of individual set-up procedures need to be performed to properly set-up the machine for use and/or personal preference. The following items need to be performed to properly set-up your machine. •...
  • Page 5 TL/TN-775 M AchiNe NiTiAL Uide MpLeMeNT aLve IMPLEMENT PUMP/R9 LARGE SECTION, MAIN CONTROL VALVE SET-UP 1. Turn the LS (Load Sense) relief in gently until it bottoms out. Once the valve has emptied, back it out ¼ turn. MLS 1 Module Load Sense Gauge Port POR (Pressure Over Relief) Port...
  • Page 6 TL/TN-775 M AchiNe NiTiAL Uide 7. Start the machine and install the gauge on the implement pump LS gauge port. See Figure 2 on previous page for LS gauge port location. 7a. Run the machine at 1500rpm. 7b. Have the machine operator bottom out the stick boom. 7c.
  • Page 7 TL/TN-775 M AchiNe NiTiAL Uide LS Relief, PORT B LS Relief, PORT A FIGURE 5, MAIN CONTROL Port Relief Jam Nut VALVE SECTIONS LS Relief ADJUSTING THE PORT RELIEFS ON THE M7-22 MID-SECTION, MAIN CONTROL VALVE 3. Bottom out the LS (Load Sense) RELIEF on the M7-22 Valve and adjust the pressure per the setting on the provided Recommended Pressures at the beginning of this procedure.
  • Page 8 TL/TN-775 M AchiNe NiTiAL Uide UxiLiary IMPORTANT ALWAYS USE THE SAME GAUGE TO SET BOTH THE MAIN IMPLEMENT PUMP AND AUXILIARY PUMP. 1. Check the provided Recommended Pressures at the beginning of the procedure, and note the settings for the implement pump Stand-by Pressure and the implement pump POR (Pressure Over Relief) Pressure.
  • Page 9 TL/TN-775 M AchiNe NiTiAL Uide LS Gauge Port LS Relief LS Hose/Line and Port Location at Aux. Pump LS/Stand-By High Side/POR Gauge Port FIGURE 3, MAIN CONTROL LS Line at Main Control VALVE END FIGURE 4, AUXILIARY PUMP Valve SETTING AUXILIARY PUMP POR (PRESSURE OVER RELIEF)/HIGH SIDE PRESSURE 7.
  • Page 10 TL/TN-775 M AchiNe NiTiAL Uide 2. Remove the Safety Screw installed on the Fan Motor Relief Relay. See Figure 2 on previous page. 3. Once the screw has been removed, start the machine. IMPORTANT DO NOT UNPLUG THE COIL ON THE FAN TO GET FULL SPEED. DAMAGE TO THE CHARGE PUMP COULD OCCUR. 4.
  • Page 11 TL/TN-775 M AchiNe NiTiAL Uide clockwise for faster fan speed. See Figure 4 on previous page. 8. Set the fan speed to 1600 - 1650rpm. If the speed can’t be reached, try turning the RV2 in on the Charge Manifold Block to adjust the fan speed.
  • Page 12 SETTING THE SHIFT POINT PRESSURE 3. To set shift point, follow the instructions from the head attachment manufacturer. NOTE TIMBERPRO RECOMMENDS THE FOLLOW PUMP SETTINGS • LS/STAND-BY: 150 - 160 PSI • POR: 4500 PSI • SHIFT POINT: 2000 PSI...
  • Page 13 TL/TN-775 M AchiNe NiTiAL Uide Main Relief Valve POR/High Side MH Test Port at Track Drive FIGURE 2, TRACK DRIVE 2. Install a 10,000 psi gauge into the MH Test Port on the track drive. See Figure 2 above for MH Port. 3.
  • Page 14: S Etting The S

    2. Pick one of the two pumps/tracks to start with. Set the POR Valve pressure by driving the machine forward and adjusting the relief valve pressure based off the attached TimberPro Recommended Pressures chart. 3. Once the POR Valve pressure is properly adjusted, repeat operation for other track drive pump/track.
  • Page 15 TL/TN-775 M AchiNe NiTiAL Uide M1 Port Motor Shift Hose FIGURE 3, Track Drive Motor TRACK DRIVE MOTOR 6. Once the gauge is installed on the track drive motor M1 port, have the operator stroke the pump once again. Use the Pressure Adjustment Valve to set the Shift Pressure to 1/2 the amount that the track drive pump was set to in STEP 3.
  • Page 16 TL/TN-775 M AchiNe NiTiAL Uide eTTiNG wiNG reSSUre REQUIRED TOOLS • 6000 psi Gauge • 4mm Allen Wrench • 5mm Allen Wrench • 13mm Allen Wrench • 18mm Wrench 1. Install gauge in the MH Port on the Swing Pump. See Figure 1 below. Swing Pump MH Port Main Relief Valve...
  • Page 17 TL/TN-775 M AchiNe NiTiAL Uide 3. On the swing pump, turn the POR valve counterclockwise gently until it bottoms out. See Figure 1 on previous page. 3a. Once bottomed out, turn clockwise 1/4 turn to back the system out. IMPORTANT GULLWING SWITCH MUST BE BYPASSED TO SET SWING PRESSURE.
  • Page 18: C Harge P Ressure

    TL/TN-775 M AchiNe NiTiAL Uide 7. Note the pressure on the gauge, and adjust as necessary by following the previous steps. IMPORTANT THE POR PRESSURE SHOULD ALWAYS BE 500 PSI LOWER THAN THE MAIN RELIEF PRESSURE SETTINGS. 8. Once the Main Relief and POR Relief settings are adjusted, reinstall the Swing Brake Coil removed at the beginning of this procedure.
  • Page 19 TL/TN-775 M AchiNe NiTiAL Uide haNGiNG iSpLaceMeNT Some operators prefer having more speed while in driving Turtle mode. Turning the Min. Displacement screw clockwise increases user speed while in Turtle mode. The adjustment screw is located on the track drive motor, forward/center inside. See Figure 1 below. NOTE By adjusting the Min.
  • Page 20 TL/TN-775 M AchiNe NiTiAL Uide 4. Turn the displacement screw in on the raised track and calculate the time it takes to reach the desired rpm. 5. Once the desired rpm is reached, measure the portion of screw that is left above the locknut. 6.

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