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Duff-Norton BOSSMAN 228R Operating And Maintenance Instructions With Parts

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Model Numbers
228R
326R
528RX
528RX
536RX
126RX
144RX
Duff Norton Air Motor Jack Co.
th
th
2111 4
2111 4
Ave. N.
A
N
Billings, MT 59101
P: 406-252-4294
F: 406-252-4812
www.duffnortonjack.com

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Summary of Contents for Duff-Norton BOSSMAN 228R

  • Page 1 Model Numbers 228R 326R 528RX 528RX 536RX 126RX 144RX Duff Norton Air Motor Jack Co. 2111 4 2111 4 Ave. N. Billings, MT 59101 P: 406-252-4294 F: 406-252-4812 www.duffnortonjack.com...

  • Page 2: Table Of Contents

    Table of Contents Section I Introduction 1-1. General 1-2. Construction 1-3. Technical Specifications and Operational Characteristics TABLE 1-1. Technical Characteristics TABLE 1-2. Operating Specifications Section II Inspection, Testing, and Maintenance 2-1. Inspection 2-2. Inspection Classification 2-3. Initial Inspection 2-4. Frequent Inspection FIGURE 2-1.

  • Page 3: Section I

    Section I Introduction 1-1. General NOTE This manual provides instructions for The air motor jacks are recommended for operating, inspection, testing, and maintenance, general industrial use. as well as an illustrated parts list for the following Duff Norton Air Motor Jacks: 1-2.

  • Page 4: Inspection, Testing, And Maintenance

    TABLE 1-2. OPERATING SPECIFICATIONS Jack Load (Tons) Average Rate* of Rise Cu. Ft. of Free* Air (in/min) Required Per Minute 228R 25.7 11.2 326R 12.9 17.5 528RX 11.2 536RX 126RX 144RX *Values are for jacks supplied with air of 100 psi dynamic air pressure at the air value entrance. Section II Inspection, Testing, and Maintenance 2-1.
  • Page 5 FIGURE 2-1. INSPECTOR’S REPORT Item Remarks (List Deficiencies and Recommended Action Inspector’s Date Approved Date Signature Inspected TABLE 2-1. MINIMUM INSPECTION SCHEDULE Normal Service Severe Service Minimum Visual Record Visual Record Inspection Monthly* Yearly** Before Yearly Schedule Use*** Air Screen Scored damaged control Lubrication (refer...

  • Page 6: Periodic Inspection

    NOTE In addition to the above, the standard, nut, and air motor blades should be inspected for wear every 100 jack lifts. To inspect the worn blades, disassemble as necessary per paragraph 2-18 or 2-20 (depending on model number). When blades on 50 and 100 ton jacks are worn to a thickness of 27/32” or less, they should be replaced.

  • Page 7: Load Test

    NOTE Lubricate lifting screw through hole in It is recommended that the Periodic Inspection standard. Use Mobil DTE Oil Light (Duff p/n be performed by an Authorized Warranty X6002). Service Center or appropriately trained Clean and lubricate handle latch and authorized individuals.
  • Page 8 FIGURE 2-2. THROTTLE ADJUSTMENT FOR 228R AND 326R JACKS Jack is properly adjusted when parts are in position shown in drawing. The head is no less than 1/8” from top of shell. The lug on stop lever “E” is against end of stop groove, and stop “E”...

  • Page 9: Operation

    Section III Operation 3-1. Operational Requirements 3-2. Operating Procedures & Precautions The operator shall familiarize The following precautions shall be followed in him/herself with the jack, its capabilities, and its operations of the jack. operation. He/She should also know and Visually inspect the jack before each understand the mandatory requirements of shift or each use, whichever is less frequent.
  • Page 10 FIGURE 4-1. EXPLODED ILLUSTRATION OF 228R JACK...

  • Page 11: Parts Breakdown For 228R Jack

    Figure 4-1 Part Quantity Part Name Index No. Number Required X3967 Standard Top X3975 Shell Key X4680 Nameplate S40-28 Nameplate Pin S44-40 Shell Key Cap Screw N177 Carrying Handle S5-59 Carrying Handle Pin X3950 Shell H4083 Lockwasher X3200 Base Locking Screw S1-165 Standard Top Pin X3957...
  • Page 12 H2303 Hex Head Bolt X3325 Bushing, Spur Gear X3323-1 Bushing, Bevel Pinion X3970 Cover Gasket X3529 Thrust Washer X3960 Spur Gear No. 1 X3959 Bevel Pinion S29-34 X3969 Bushing, Bevel Pinion S1-53 Dowel Pin X3961 Spur Pinion S23-40 X3964 Motor Spur Gear X289-9 Bushing, Spur Pinion SK1642-7...
  • Page 13 S12-17 Check Nut X3835 Clevis X3836 Clevis Pin H4007 Washer S2-16 Cotter Pin X3833 Stop Lever X3834 Stop Lever Pin X3388 Poppet Valve Bushing X3395 Poppet Valve X3982 Poppet Valve Spring X3981 X3514 Screen X3533 Screen Clip X6681 Tapered Closure X4466 Muffler Gasket X4779...
  • Page 14 FIGURE 4-2. EXPLODED ILLUSTRATION OF 326R JACK...

  • Page 15: Parts Breakdown For 326R Jack

    Figure 4-2 Part Quantity Part Name Index No. Number Required X3047 Standard Top X3975 Shell Key X4680 Nameplate S40-28 Nameplate Pin S44-40 Shell Key Cap Screw S2-19 Cotter Pin X2579 Carrying Handle X3038 Carrying Handle Pin X4420 Shell H4083 Lockwasher X3200 Base Locking Screw S1-163...
  • Page 16 S1-53 Dowel Pin H4066 Lockwasher H2303 Hex Head Bolt X4430 Cover Gasket X3453 Ball Bearing X4427 Spur Gear No. 2 S23-40 X4426 Bevel Pinion X4431 Bushing, Shell to Bevel Pinion X3325 Bushing, Cover to Spur Pinion X3961 Spur Pinion S23-40 X3964 Motor Spur Gear X289-9...
  • Page 17 S12-15 Throttle Lever Check Nut X4434 X4433 Control Rod S12-19 Check Nut X3835 Clevis X3836 Clevis Pin H4007 Washer S2-16 Cotter Pin X3833 Stop Lever X3834 Stop Lever Pin S2-4 Cotter Pin X4466 Muffler Gasket X3388 Poppet Valve Bushing X3395 Poppet Valve X3982 Poppet Valve Spring...
  • Page 18 FIGURE 4-3. EXPLODED ILLUSTRATION OF 528RX AND 536RX JACKS...

  • Page 19: Parts Breakdown For 528Rx And 536Rx Jacks

    Part Number Figure 4-3 Quantity Part Name 528RX 536RX Index No. Required X3630 X3630 Standard Top X3055 Shell Key X3055 S44-40 Shell Key Cap Screw S44-40 X2579 X2579 Carrying Handle S2-19 S2-19 Cotter Pin X3038 X3038 Carrying Handle Pin H6253 H6253 Shell Filler Plug N581...
  • Page 20 X3334 X3772 Base S2-42 S2-42 Wheel Cotter Pin S3-68 S3-68 Wheel Washer Washer, Filler (Incl. with Item X4455 X4455 X4454 X4454 Bearing (Incl. Item 40) X3776 X3776 Wheel (Incl. Items 40 and 41) X3777 X3777 Wheel Axle X3934 X3934 Wheel Support S49-38 S49-38 Socket Head Cap Screw...
  • Page 21 S12-15 S12-15 Check Nut S7-23 S7-23 Control Lever Set Scrwe X3542 X3542 Control Lever S37-74 S37-74 Plunger Spring X2482 X2482 Plunger X3505 X3505 Handle Bracket X4229 X4229 Handle Pin X2853 X2853 Latch Plunger Knob X2854 X2854 Latch Plunger Sleeve S37-56 S37-26 Latch Plunger Spring X4141...

  • Page 22: 528/536Rx To Cmj Conversion Kits

    S44-23 S44-23 Hex Head Cap Screw X3392 X3392 Valve Body Nut X3391 X3391 Connection Nut S1-198 S1-198 Connection Pin X3390 X3390 Valve Body Gasket X6681 X6681 Tapered Closure *125 X3533 X3533 Screen Clip *126 X3514 X3514 Screen *127 X3513 X3513 Hose Connection X4677-1 X4677-1...
  • Page 23 FIGURE 4-4. EXPLODED ILLUSTRATION OF 126RX AND 144RX JACKS...

  • Page 24: Parts Breakdown For 126Rx And 144Rx Jacks

    Part Number Figure 4-4 Quantity Part Name 126RX 144RX Index No. Required X2338 X2338 Standard Top X3096 X3096 Shell Key S2-19 S2-19 Cotter Pin H2314 H2314 Shell Key Cap Screw X2579 X2579 Carrying Handle X3038 X3038 Carrying Handle Pin H6253 H6253 Shell Filler Plug X4681...
  • Page 25 X2012 X2012 Ball Cage X2358 X2358 Ball Plate Bushing X3427 X3773 Base S2-42 S2-42 Wheel Cotter Pin S3-68 S3-68 Wheel Washer Filler Washer (Included with Item X4455 X4455 X4454 X4454 Bearing (Includes Item 44) X3776 X3776 Wheel (Incl. Items 44 and 45) X3777 X3777 Wheel Axle...
  • Page 26 X2482 X2482 Plunger X3505 X3505 Handle Bracket X4229 X4229 Handle Pin X2853 X2853 Latch Plunger Knob X2854 X2854 Latch Plunger Sleeve S37-26 S37-26 Latch Plunger Spring X4141 X4141 Latch Plunger S44-41 S44-41 Handle Bracket Cap Screw H4085 H4085 Lockwasher P586-2 P587-2 Handle Assembly S23-26...

  • Page 27: 126/144Rx To Cmj Conversion Kits

    *121 X3513 X3513 Hose Connection X3392 X3392 Valve Body Nut X3391 X3391 Connection Nut X3390 X3390 Valve Body Gasket S1-198 S1-198 Connection Pin X4677-1 X4677-1 Warning Label X4781 X4781 Elbow X4779 X4779 Muffler H7597 H7597 Lock Nut X4778 X4778 Muffler Adaptor *Indicates part may be purchased in a sub-assembly.

  • Page 28: Parts Breakdown For X3972A Air Motor

    FIGURE 4-5. EXPLODED ILLUSTRATION OF X3972A AIR MOTOR USED ON 228R AND 326R JACKS Figure 4-5 Quantity Part Name Description Index No. Required C75000 Bearing Clamp Nut C62617 Bearing S44-23 Hex Head Cap Screw H4066 Lockwasher XC064866 Upper End Plate C65466 (10/24 thread) Needle Valve Nut C65466M (1/4-28...
  • Page 29 C67762 Rotor Housing C64869 Rotor X4261 Rotor Blade XC064868 Mounting Flange H2303 Hex Bolt C125515 Shim (.002) C125516 Shim (.003) C37020 Bearing Clamp Nut X4888 Lockwasher S15404 Bearing Lock Nut C62405 (10/24 thread) Needle Valve C62405M (1/4-28 thread) 22 & 23 S50-18 Roll Pin *Please use the specifications to determine which part number you have.
  • Page 30 FIGURE 4-6. EXPLODED ILLUSTRATION OF X4153 AIR MOTOR USED ON 528RX, 536RX, 126RX, AND 144RX JACKS...

  • Page 31: Parts Breakdown For X4153 Air Motor

    FIGURE 4-6 PART PART QUANTITY INDEX NO. NAME NUMBER REQUIRED Screw S44-41 Lockwasher H4085 Cylinder Cover C76746 Gasket, Rotor Housing C75584 Spring, Piston C76574 C76573 Lock Nut, Bearing C77657 Washer S18958 Rotor Brake Cone C76570 Rotor Bearing (comes in set of 2 when reordering) C66968 1 SET of 2 Liner and End Plate Dowel...
  • Page 32 IMPORTANT--CAUTION This manual contains important information regarding the correct installation, operation, and maintenance of the equipment described herein. All ib d h persons involved in such installation, operation, and maintenance should be thoroughly familiar with the contents. To safeguard against the possibility of personal injury or property damage, follow the recommendations and instructions of this manual and keep it for further reference...

This manual is also suitable for:

Bossman 326rBossman 528rxBossman 536rxBossman 126rxBossman 144rx

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