Quantcast Setting and Timing the Needle Bar Frame

Share on Google+Share on FacebookShare on LinkedInShare on TwitterShare on DiggShare on Stumble Upon
Custom Search
 
  
of the hook, and the long thread groove toward the operator. Setting and Timing the Needle Bar Frame Turn the regulating spindle head all the way to the right. This will cause the machine to sew a straight stitch. The needle should be centered in the hole in the throat plate. If not, loosen the setscrew that holds the eccentric stud (1) and turn the stud until it is centered (fig. 9-40.) Turn the needle regulating spindle head (5) to the extreme left for the widest throw. Turn the balance wheel forward until the needle is at its lowest position. The needle bar should start to move in a sideward movement as the needle starts to rise. If it does not, you must advance or retard the vibrator pinion gear (2), shown in figure 9-40. Timing Sewing Hook Turn the balance wheel toward the operator’s side until the needle bar is all the way down and has risen until the lower timing mark is just visible below the needle bar frame. Loosen the setscrews (10) in the lower belt pulley (fig. 9-41) and set the hook point to the center of the needle eye. Retighten the setscrews. Setting the Hook Distance To or From Needle Loosen the two hook shaft retaining screws (8) (fig. 9-41) and the two screws in the hook pinion gear (7), and slide the hook to the correct position. Retighten the hook shaft retaining screws. Set the gear in the proper place on the shaft—gear aligned with hook drive gear-and 240.92 Figure 9-40.-X-ray view of zigzag sewing machine. 9-32



Aviation News
Northrop Grumman CEO Looks to UAS to Grow Revenues
[Avionics Today 07-29-2015] Northrop Grumman Chief Executive Officer Wesley Bush...
aviationtoday.com
Engility Wins Contract to Support US Air Force GPS
[Avionics Today 07-28-2015] The U.S. Air Force has awarded TASC,...
aviationtoday.com
US Navy Awards Harris Corporation $29 Million Avionics Contract
F/A 18 Super Hornet. Photo: Boeing [Avionics Today 07-28-2015] The...
aviationtoday.com
First Bell 525 Delivery Slated for 2017
The 525 Relentless won’t be delivered to its first operators...
aviationtoday.com
Australian Military Training System Approved for Airbus Helicopters H135
Airbus Helicopters has achieved Factory Acceptance of HATS01, the first...
aviationtoday.com
Airbus Helicopters H135 Receives Factory Acceptance for HATS
Airbus Helicopters has achieved Factory Acceptance of HATS01, the first...
aviationtoday.com
Rockwell Collins Sees Softening Aftermarket Amid Rising Connectivity
Rockwell Collins connectivity segment looks to offset other market softness....
aviationtoday.com
Harris and CPqD to Monitor CNS Systems for Brazilian Air Force ATC
[Avionics Today 07-27-2015] Brazilian Air Force Air Traffic Control (ATC)...
aviationtoday.com
Harris Exec Outlines Electronic Warfare Strategy
Andy Dunn, vice president of business development at Harris. Photo:...
aviationtoday.com
Northrop Grumman Lays Out Fifth Generation C4ISR Framework
[Avionics Today 07-24-2015] Northrop Grumman Corporation has set out a...
aviationtoday.com
New Technologies to Boost Future Military HUD Sales
[Avionics Today 07-24-2015] A new Technavio report on the Head-Up...
aviationtoday.com
Rockwell Collins to Upgrade Communications for E-4B
E-4B aircraft. Photo: Boeing [Avionics Today 07-23-2015] Boeing has selected...
aviationtoday.com
UTC CEO Speaks to ‘Market Softness’ Amid Sikorsky Sale
United Technologies Corporation CEO Gregory Hayes. Photo: UTC [Avionics Today...
aviationtoday.com
Boeing Shows Off Global Xpress for Military Networks
[Avionics Today 07-22-2015] Boeing is completing the first tests of...
aviationtoday.com
Sikorsky Sale vs. Spinoff? Simple Math
The decision to sell Sikorsky Aircraft rather than spin it...
aviationtoday.com
UTC Releases Disappointing Second Quarter Profits
Photo: UTC [Avionics Today 07-21-2015] Following the company’s announcement to...
aviationtoday.com
Airbus’ Runway Overrun Prevention System (ROPS) certified by EASA on A330 Family
• ROPS capability now available across all Airbus families Share...
airbus.com
Northrop Grumman Proves Open Mission Systems Architecture Across Manned, Unmanned Aircraft
[Avionics Today 07-20-2015] Northrop Grumman demonstrated in recent test flights...
aviationtoday.com
TTEthernet Avionics Backbone a Technology Breakthrough for S-97 Raider
[Avionics Today 07-20-2015] Sikorsky's S-97 Raider development and flight testing...
aviationtoday.com
Next for Sikorsky: What Stays, What Goes
Expect Lockheed Martin to spend the next six months or...
aviationtoday.com


Privacy Statement - Copyright Information. - Contact Us

Integrated Publishing, Inc.
9438 US Hwy 19N #311 Port Richey, FL 34668

Phone For Parts Inquiries: (727) 755-3260
Google +