Instructions / Assembly

ESCO-Equipment Supply Company | www.esco.net | [e-mail] | 1.800.352.9852
ESCO
.net
REF NO. PART NO. DESCRIPTION QTY
1 40321-1 FORCING SCREW 1
2 40321-2 PULL BAR 1
3 40321-3 WASHER(S) (FOR SCREW(S) #6) 4
4 40321-4 WASHER(S) [FOR SCREW(S) #7 & #8) 8
5 40321-5 COMBINED CAP 2
6 40321- 6 3/8”-24 X 2.5” 4
7 40321-7 1/2”-20 X 2.5” 4
8 40321-8 M12-1.25 X 70MM 4
PARTS BREAKDOWN
HALF-ROUND YOKE(S)
- First start by removing the large nut and washer that retains yoke to the shaft.
- Apply penetrating lubricant to splines of the shaft, wing cap bolt holes, and forcing screw of tool.
- Thread the forcing screw into the pull bar until threads begin to show through the other side.
- Hold pull bar assembly by the forcing screw and position the tool onto the yoke.
NOTE: Pull bar end reliefs should face yoke.
- Attach the adaptor cap by four bolts and then tighten down both caps.
- Hand tighten the forcing screw until the center point aligns with the shaft center.
- Using up to a 1” impact wrench, begin applying power to the forcing screw.
- Continue turning the forcing screw until yoke is completely removed.
FULL-ROUND YOKE
- Remove the large nut and washer retaining yoke to shaft.
- Apply penetrating lubricant to splines of the shaft and forcing screw of the tool.
- With the pull bar separated from the forcing screw, slide the bar through bearing cup bores until centered.
- Thread the forcing screw into pull bar until it contacts the shaft.
- Using up to a 1” impact wrench, begin applying power to the forcing screw.
- Continue turning the forcing screw until the yoke is completely removed.
Preventative Maintenance Tip:
Keep forcing screw clean and lubricated at all times with SAE 30 lube for the threads.
40314.03.2022.A
Heavy Duty Yoke Puller
MODEL 40314
OPERATING INSTRUCTIONS