Michigan Pneumatic Tool 750SS Series Page 15 Manual Download

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MP-750SS

3/4

Pistol Impact

MP-751SS

Pistol Impact

MP-754SS

Spline Drive Impact

750SS-01

Motor Housing

750SS-02

Throttle Valve Seat

750SS-08

Inlet Bushing O-Ring

750SS-09

Muffler

750SS-36

Hammer Case Bushing

750SS-34

Hammer Case Gasket

750SS-33

Hammer Pin (2)

750SS-31

Hammer Frame

750SS-30

Hammer Frame Washer

750SS-32

Hammer (2)

750SS-27

Front Rotor

Bearing

750SS-26

Front End Plate

750SS-22

Rotor

750SS-21A

Locating Pin

750SS-21

Rear End Plate

750SS-20

Rear Rotor

Bearing

750SS-13

Backcap Gasket

750SS-16

Reverse Lever

750SS-15

Grease Fitting

750SS-12

Backcap Bolt (4)

750SS-14

Backcap

750SS-29

Reverse Valve

750SS-28

Reverse Valve

O-Ring

05012015

Rev9

PFT | MF

750SS-23

Rotor Vane (7)

751SS-38

Square Drive Dual

Retainer Anvil

(for 751SS only)

750SS-38

3/4

Square Drive Dual

Retainer Anvil

(for 750SS only)

750SS-17

Reverse Lever Snap Ring

750SS-18

Reverse Lever Spring

* **

754SS-38

#4 Spline Drive Anvil

(for 754SS only)

754SS-38B

Socket Retaining Ball

754SS-38C

Plunger Retaining Pin

754SS-38E

Retaining Ball Plunger

754SS-38D

Ball Plunger Spring

750SS-04

Stainless Steel

Throttle Valve

750SS-05

Stainless Steel

Throttle Valve Spring

750SS-06

Stainless Steel

Air Strainer Screen

750SS-07

Stainless Steel

Inlet Bushing

750SS-03

Stainless Steel

Trigger

750SS-11

Stainless Steel

Exhaust Deflector

750SS-10

Stainless Steel
Retaining Ring

750SS-25

Stainless Steel

Cylinder Assembly

[750SS-24 Pin (2)]

750SS-19

Motor Clamp Washer

750SS-35

Stainless Steel

Hammer Case

750SS-38A

O-Ring

751SS-38A

O-Ring

750SS-38B

Retaining Ring

751SS-38B

Retaining Ring

Summary of Contents for 750SS Series

Page 1: ...Industrial Air Tools 750SS 3 4 Impact 751SS 1 Model also available 754SS 4 Spline Model also available 1 800 521 8104 www michiganpneumatic com Manual...

Page 2: ...tainer Anvil 4 Spline Anvil The 750SS Series Impact offers the highest power to weight ratio in a 3 4 impact Featuring Stainless Steel Hammer Case and Throttle Components for use in corrosive environm...

Page 3: ...ble standards and regulations local state country federal etc Operate and maintain this tool as recommended in this manual to prevent an unnecessary increase in noise vibration dust and fume hazards W...

Page 4: ...r anyone else Always turn off the air supply Bleed the air pressure and disconnect the air supply hose when not in use before performing any maintenance on this tool or any accessory Keep clear of whi...

Page 5: ...f buried hidden or other hazards in your work environment Do not contact damage cords conduits pipes or hoses that may contain electrical wires explosive gases or harmful liquids Projectile Hazards Al...

Page 6: ...ands However ensure that the gloves do not restrict your ability to release the trigger or throttle mechanism To avoid accidental starting ensure the tool is in the off position before applying air pr...

Page 7: ...ld be correctly used and maintained in accordance with the manufacturer s instructions Prevent exposure and inhalation of harmful dust and particles created by power tool use Some dust created by powe...

Page 8: ...substantial increase in vibration Do not touch sockets or accessories during impacting as this increases the risk of cuts burns or vibration injuries Repetitive Motion Hazards Repetitive motions or u...

Page 9: ...area Do not remove any labels Replace any damaged label NOTICE Refer to Product Information Manual for Model Specific Safety Information Wear Respiratory Protection Wear Eye Protection Wear Hearing P...

Page 10: ...of grease into the grease fitting 750SS 15 using a low pressure grease gun after every 40 hours of run time 6 Apply 6 8 drops of Marvel Air Tool Oil into the inlet prior to and after each use see fig...

Page 11: ...twin hammer design for increased durability Constructed with non corrosive materials for prolonged field life 100 Made in the USA Anvil 3 4 Sq Dual Retainer Max Torque Forward 1800 ft lbs Max Torque R...

Page 12: ...ight 13 5 lbs Air Inlet Thread 3 8 Rec d Hose Size 1 2 Avg Air Consumption 58 cfm Model MP 751SS 1 Impact Wrench Offers one of the industry s highest power to weight ratios Featuring a stainless steel...

Page 13: ...ad 3 8 Rec d Hose Size 1 2 Avg Air Consumption 58 cfm Offers one of the industry s highest power to weight ratios Featuring a stainless steel hammer case and a forged hammer frame for increased durabi...

Page 14: ...End Plate 750SS 20 Rear Rotor Bearing 750SS Backcap 750SS 23 Rotor Vane 7 750SS 38 3 4 Square Drive Dual Retainer Anvil for 750SS only 754SS 38B Socket Retaining Ball 754SS 38C Plunger Retaining P 754...

Page 15: ...SS 28 Reverse Valve O Ring 05012015Rev9 PFT MF 751SS 38 1 Square Drive Dual Retainer Anvil for 751SS only 750SS 17 Reverse Lever Snap Ring 750SS 18 Reverse Lever Spring 754SS 38 4 Spline Drive Anvil f...

Page 16: ...16 1 In preparation of disassembly carefully clamp the anvil in a vise using copper jaws to protect the integrity of the anvil Disassembly of the Impact Mechanism Figure 16 2 Turn the Reverse Lever to...

Page 17: ...and lift the Back Cap from the rear of the Motor Housing 2 Remove the Back Cap Gasket 750SS 13 and discard it 3 Use a hook to gently pull the Reverse Valve 750SS 28 from the Reverse Valve Bushing whil...

Page 18: ...18 2 4 Place the entire Motor Assembly on a clean rag with the spline of the Rotor 750SS 22 facing up Remove the Front End Plate 750SS 26 and Cylinder 750SS 25 Remove the Vanes 750SS 23 and Rear End...

Page 19: ...ousing and set aside 3 To remove the Throttle Valve Seat 750SS 02 slide a flat hook under the seat and firmly pull up see figure 19 2 4 Using internal snap ring pliers collapse and remove the Retainin...

Page 20: ...the outer race in your opposite hand If there is any roughness noticed replace the bearing Work a fair amount of grease back into the bearing whether reusing the old bearing or replacing it with a new...

Page 21: ...is properly lubricated 5 Install the Inlet Bushing into the Motor Housing by screwing it in until snug Tighten to 55 ft lbs of torque Assembly of the Motor 1 Pack both bearings with a fair amount of...

Page 22: ...top center or the 12 o clock position Keep the Motor straight with the Motor Housing A small amount of heat applied to the Motor housing may be needed for proper assembly Figure 22 2 Install the Loca...

Page 23: ...he exact same orientation they were before disassembly see figure 23 1 3 Apply a generous coat of grease to the lobe end of the anvil Slide the anvil into the Hammer Frame and through the Hammers Gent...

Page 24: ...the Hammer Frame Washer in place with a dollop of grease carefully set the Motor Housing Assembly onto the Impact Mechanism making sure that the Rotor and Hammer Frame align correctly 8 Install the fo...

Page 25: ...he Motor Assembly Discard the Vanes and replace ALL SEVEN Vanes with new ones Motor will not run Motor is assembled incorrectly Remove Motor Assembly Inspect the parts to be sure they are installed co...

Page 26: ...due to accidents fire theft or vandalism damage due to improper connection or modification of equipment product s which have been opened or tampered with for any reason or which have been damaged due...

Page 27: ...27 Notes...

Page 28: ...Industrial Air Tools 6850 Middlebelt Rd P O Box 906 Romulus MI 48174 7406 2017 Michigan Pneumatic Tool Inc 04112017Rev5 CEH MF...

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