KEPCO Kit 219-0425, Pass Assembly A3 Replacement for ATE 325-0.8 - Manual

I N S T R U C T I O N S H E E T
KIT
KEPCO
KEPCO, INC. " 131-38 SANFORD AVENUE " FLUSHING, NY. 11352 U.S.A. " TEL (718) 461-7000 " FAX (718) 767-1102
http://www.kepcopower.com " email: [email protected]
An ISO 9001 Company.
219-0425
©2004, KEPCO, INC 052804
Data subject to change without notice 228-1482 REV 1
DRIVER ASSEMBLY KIT
1. DESCRIPTION
This kit provides a replacement pass assembly A3 for the Model ATE 325-0.6M power supply, two resistors for the chassis
and three components for modification of PCB Assembly A1 required to accommodate the new pass assembly. This man-
ual provides detailed instructions for removal of the existing A3 assembly, and replacing it with the pass assembly supplied
in this kit, and adding and replacing components on the chassis and on PCB Assembly A1, as well as adding wires to the
existing harness.
2. MATERIAL SUPPLIED (SEE TABLE 1.)
Table 1 lists the contents of this kit and a description of each component.
3. INSTALLATION
1. Disconnect unit from power source and remove wrap-around cover by removing 5 screws from each side. Be careful not
to damage ground strap attached to cover. For convenience the ground strap can be removed from the cover by remov-
ing one nut and two washers (save hardware for reassembly).
2. Referring to Figure 1, tag and disconnect connectors J204 and J205 on A3 assembly.
3. Remove terminal strip from pass assembly A3 (with L301 and wire attached) by removing one screw and install on new
pass assembly A3 using same screw.
TABLE 1. MATERIAL SUPPLIED
ITEM DESCRIPTION
KEPCO
PART NO.
QUANTITY
Pass Assembly A3 Replaces existing A3 driver assembly 113-0415 1
Resistor, 270 ohm, 2W, 5% Add component R3 to A1 board 115-0872 1
Capacitor, 1UF 100V, 10% Add component C32 to A1 board 117-1087 1
Resistor, 20K ohm, 20W, 5% Add component R206 to chassis 115-0853 1
Resistor, 10 ohm, 1W, 5% Replace R205 115-0052 1
Shunt Add component at CR12 location to A1 board 172-0298 1
Cable tie Secure added wires in harness 138-0076 10
Wires Add wires to harness
#24, 25 (twisted pair with connector on one end, 2 lugs on other end)
#44 (lug on each end
#45 (lug on one end, insulation stripped on other end)
Jumper (insulation stripped on both ends) n/a 4
Sleeving Insulates leads of R205 197-0121 2
Speed Nut, Clip-on 6-32 Attaches R206 to bracket 102-0116 2
Hex Nut, 4-40 Secure R206 to speed nut 102-0003 2
Screw, 4-40, x 0.75, ST FLPO Secure R206 to speed nut 101-0417 2
Washer, Int. Lock, No. 4 Secure R206 to speed nut 103-0014 2
Instruction Sheet Contains instructions for installing KIT 219-0425 components 228-1482 1