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Summary of Contents for Hyster R30XMF3
- Page 1 MAST REPAIR R30XMF3 [A169]; R30XMA3 [A185]; N40-50EA, N40-45ER [C138]; R30E/EA, R30EA-FS [D118]; R30XMS2 [D174]; R30XMS3 [E174]; R30XM/XMA/XMF [F118]; R30XM2, R30XMA2, R30XMF2 [G118]; R30XM3 [H118] PART NO. 1466835 4000 SRM 764...
- Page 2 • Use the correct tools for the job. • Keep the tools clean and in good condition. • Always use HYSTER APPROVED parts when making repairs. Replacement parts must meet or exceed the specifications of the original equipment manufacturer. • Make sure all nuts, bolts, snap rings, and other fastening devices are removed before using force to remove parts.
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Page 3: Table Of Contents
Load Wheels Replacement..........................Lift System Leak Check ............................ Lift Chain Adjustment............................Mast Adjustments.............................. Operator Platform Adjustment ......................... Troubleshooting ..............................This section is for the following models: R30XMF3 [A169]; R30XMA3 [A185]; N40-50EA, N40-45ER [C138]; R30E/EA, R30EA-FS [D118]; R30XMS2 [D174]; R30XMS3 [E174]; R30XM/XMA/XMF [F118];... - Page 4 "THE QUALITY KEEPERS" HYSTER APPROVED PARTS...
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Page 5: General
4000 SRM 764 Forks General This manual has the repair procedures for the and operation of the masts are given in the section two-stage and three-stage masts. A section for trou- MAST, Description 4000 SRM 763. Repair pro- bleshooting and a section for checks and adjustments cedures for the operator platform are also in this is given at the end of the section. - Page 6 Forks 4000 SRM 764 1. FORK 6. SPACER 2. PIN 7. SHIM 3. WASHER 8. PEDAL 4. WASHER 9. PALLET GRIP 5. WASHER 10. PAWL Figure 2. Forks, Pallet Grip, and Operator Platform...
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Page 7: Operator Platform
4000 SRM 764 Operator Platform Operator Platform REMOVE 6. Use a ladder for access to the operator platform. Make a note of all the connections and disconnect 1. Remove the forks as described in the section the electrical cables. Carefully move each cable Forks, Replace in this manual. - Page 8 Operator Platform 4000 SRM 764 1. LIFT CYLINDER MOUNT 9. CUSHION 2. RETAINING RING 10. MAIN LIFT CYLINDER 3. WASHER - BACK 11. LOCK PLATE 4. RUBBER BUSHING 12. SCREW 5. SHIMS 13. LOCKWASHER 6. SCREW 14. LIFT CHAIN 7. LOCKWASHER 15.
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Page 9: Install
4000 SRM 764 Operator Platform INSTALL operator platform so they cannot move. Make sure the moving parts are attached to a non- NOTE: Replace any load rollers that need replacing moving part. BEFORE starting this installation procedure. Use the same shim arrangement noted during removal. Lift chains and cables can roll over the sheaves to fall and possibly cause an injury if the ends 1. -
Page 10: Two-Stage Mast
Two-Stage Mast 4000 SRM 764 Two-Stage Mast REMOVE 6. Remove the four large capscrews and washers that fasten the bottom of the mast to the lift truck frame. Hold the spacers and remove the four WARNING large capscrews and washers that fasten the top Fully lower all the mast weldments. - Page 11 4000 SRM 764 Two-Stage Mast Figure 4. Two-Stage Mast Assembly...
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Page 12: Clean And Inspect
Two-Stage Mast 4000 SRM 764 Legend for Figure 4 A. POSITION 1 B. POSITION 2 C. REAR VIEW HOSE ROUTING - LIFT 1. ELEVATING MAST 5. CHAIN SHEAVE ASSEMBLY 8. FLOW REGULATOR HOUSING WELDMENT (RH) 9. HYDRAULIC TUBE (MAIN 2. STATIONARY MAST A. - Page 13 4000 SRM 764 Two-Stage Mast 4. Inspect the chain anchors and pins. Replace WARNING chain anchors that have broken fingers or holes Never replace just the worn section of a chain. worn so that they are not round. Replace chain Replace the complete chain.
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Page 14: Lift Cylinders
30-degree angle with the bottom load Do NOT weld on masts. Get information from rollers in the notch near the top load rollers of your Hyster lift truck dealer before welding on the outer mast channels. Slowly lower the inner masts. - Page 15 4000 SRM 764 Two-Stage Mast in Figure 7. Install the trunnion caps, bolts, and washers and torque to 203 N•m (150 lbf ft). 1. CAPCREW 2. WASHER 3. TRUNNION CAP Figure 6. Mast Trunnion WARNING Mast assemblies are heavy and can cause an in- 1.
- Page 16 Two-Stage Mast 4000 SRM 764 1. PROXIMITY SWITCH 2. HARNESS 1. HYDRAULIC HOSE 2. FRAME Figure 9. Proximity Wire Routing and Connection Figure 8. Hydraulic Hose 7. Connect the proximity switch wire harness to the proximity switch connector located on the mast cylinder.
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Page 17: Three-Stage Mast
4000 SRM 764 Three-Stage Mast NOTE: If the battery is in the battery compartment, remove it at this time. 10. With the four capscrews inserted, place the plate nuts on the back side through the battery com- partment and start the bolts. Do not tighten at this time. - Page 18 Three-Stage Mast 4000 SRM 764 A. REAR VIEW HOSE ROUTING - LIFT 1. INNER WELDMENT 6. CHAIN SHEAVE ASSEMBLY 9. FLOW REGULATOR HOUSING 2. INTERMEDIATE WELDMENT (RH) 10. HYDRAULIC TUBE (MAIN 3. OUTER WELDMENT A. CHAIN SHEAVE LIFT) 4. MAIN LIFT CYLINDER B.
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Page 19: Clean And Inspect
4000 SRM 764 Three-Stage Mast 4. Use a pry bar to move the inner mast weldment 11. Remove the strip bearings from the outer mast approximately 1/2 to 3/4 out of the intermedi- weldment. Make a note of the shim arrangement ate mast weldment. -
Page 20: Install
Three-Stage Mast 4000 SRM 764 3. Use the crane to move the intermediate mast the intermediate mast weldment. Look be- weldment into position over the outer mast weld- tween the inner and intermediate mast weld- ment. Fasten the slings to the centers of the ments to see the positions of the lift chains. -
Page 21: Load Wheels Replacement
4000 SRM 764 Lift System Leak Check Load Wheels Replacement NOTE: This procedure applies to both the two-stage section Periodic Maintenance 8000 SRM 924 or and three-stage masts. Periodic Maintenance 8000 SRM 1472. Install the bearings in the replacement load wheel. Make sure For easier installation, remove and install one load the seal of each bearing is toward the outside of the wheel before removing the next load wheel. -
Page 22: Lift Chain Adjustment
Lift Chain Adjustment 4000 SRM 764 Lift Chain Adjustment The following specifications must be correct for cor- a. For the standard lift truck, the top of the rectly adjusted lift chains (see Figure 13): forks should be 76.2 ±6.35 mm (3.0 ±0.25 in.) •... -
Page 23: Mast Adjustments
4000 SRM 764 Mast Adjustments Mast Adjustments NOTE: Each load roller is kept in the correct posi- d. Measure the distance on the top and bottom tion on the stub shaft using shims. The shims are in- between the mast weldments. Move shims stalled on both sides of the load roller. -
Page 24: Operator Platform Adjustment
Troubleshooting 4000 SRM 764 Operator Platform Adjustment 1. Install the load rollers on the operator platform. equal. The operator platform must run parallel Install the shims for the rollers in the same se- with the inner mast weldment. quence on the stub shaft as they were before dis- 5. - Page 25 4000 SRM 764 Troubleshooting PROBLEM POSSIBLE CAUSE PROCEDURE OR ACTION Rough movement of the mast Air in the hydraulic system. Purge air from system. assembly. Bent rods, cylinders with distortion Repair or replace cylinders. or damage. Mast assembly damaged or not in Inspect, repair, or align mast assem- alignment.
- Page 26 NOTES ____________________________________________________________ ____________________________________________________________ ____________________________________________________________ ____________________________________________________________ ____________________________________________________________ ____________________________________________________________ ____________________________________________________________ ____________________________________________________________ ____________________________________________________________ ____________________________________________________________ ____________________________________________________________ ____________________________________________________________ ____________________________________________________________ ____________________________________________________________ ____________________________________________________________ ____________________________________________________________ ____________________________________________________________ ____________________________________________________________ ____________________________________________________________ ____________________________________________________________...
- Page 28 TECHNICAL PUBLICATIONS 4000 SRM 764 1/12 (2/01)(9/00)(6/99) Printed in U.S.A.
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