Qd5 Tap-Changer Motor Replacement Procedure Kit 57A63675100A - Eaton QD5 Manual

QD5 tap-changer motor replacement
procedure kit number 57A63675100A
(Refer to Service Information MN225029EN)
General
The purpose of this replacement kit is to provide the parts
and installation instructions for replacing the motor on a
QD5 Quik Drive tap-changer.
Parts supplied
Item Part Number
1 2242190B01
2 TAA114651003
3 0800011079Z
4 2240787B34
5 2291647A34
6 0800073173Z
7 0800073190Z
8 2240787B44
Figure 104. Tap-changer motor replacement kit.
Description
QD8/QD5 Motor
Ring terminal
Wire ties
Motor sprocket (12-tooth)
Woodruff key
Retaining ring
Machine screw, 8-32x0.5
Motor sprocket (11-tooth)
QD5 QUIK-DRIVE TAP-CHANGER INSTALLATION AND MAINTENANCE INSTRUCTIONS MN225012EN March 2016
Tools required
Ratchet Wrench
•
9/16 inch Socket
•
3/4 inch Socket
•
7/16 inch Combination Wrench
•
1/4 inch Socket
•
3/8 inch Socket
•
Phillips Head Screwdriver #2
•
Standard Blade Screwdriver
•
Diagonal Cutters
Qty
•
1
Loctite® 243™ Threadlocker
•
3
External Snap Ring Pliers
•
3
0-200 in-lbs (0-25 Nm) Torque Wrench
•
1
Crimping Tool
•
1
Pliers
•
2
4
Installation procedure
1
1. The QD5 tap-changer should be secured to a bench
before starting the replacement procedure if the tap-
changer has been removed from the unit.
2. The tap-changer should be in the neutral position before
starting the replacement procedure. Refer to Figure
105. If the tap-changer is not in the neutral position,
turn the back of the motor shaft using a 3/8" socket on
a ratchet until the tap-changer is in the neutral position.
Contacts in the
Neutral Position
Figure 105. Neutral position.
39