Fluke Calibration E-DWT 3622351 User manual

PN 3622296
April 2014 Rev. 1, 1/18
© 2014-2018 Fluke Corporation. All rights reserved. Specifications are subject to change without notice.
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E-DWT Power Supply Replacement Kit
P/N 3622351
Instruction Sheet
Power Supply Replacement kit for E-DWT,
P/N 3622351, includes:
DESCRIPTION QTY PART NO.
12 V power supply (MFG P/N
AB-120A125-CP6-151179) 1 4766592
E-DWT to RPM4, power
cable 1 3335955
ADAPTER PN Jack 21-25 1 4808053
Introduction
This kit is intended to provide a new power supply and
cable for E-DWT. It replaces MFG P/N
TR9CE3350CCP-Y with correct power supply MFG
P/N AB-120A125-CP6-151179.
Procedure
1. Vent the unit and disconnect the power cable.
2. Remove all external cables and plumbing
connected to the unit.
3. Plug test port, close reservoir vent, and make sure
reservoir cap is tightened (see Figure 1).
Figure 1: E-DWT top view
4. Remove one of the four variable volume handles to
allow the E-DWT to be placed on its side (see
Figure 2)
Figure 2: E-DWT on its side with one handle removed
5. Locate the 12V power supply connection on the rear
housing of the E-DWT. This connection and the
internal cable will be replaced (see Figure 3).
Figure 3: E-DWT rear view detail: power supply
connection

6. Loosen the hex nut using a 3/8 inch socket. If
recessed area is too small to allow the socket to
fit, use needle nose pliers.
7. Locate the internal 12V cable that connects to the
RPM4 (see Figure 4).
Figure 4: E-DWT internal view detail: 12V grey power
cable
8. Loosen the knurled nut and disconnect the cable
from the RPM4 (see Figure 5).
Figure 5: E-DWT internal view detail: knurled nut to
RPM4
9. Install the new cable.
10. Connect the new cable (knurled nut end) to the RPM4
(see Figure 5). Secure it by manually tightening
finger tight.
11. Remove the hex nut and washer from the heat-
shrinked connector, (see Figure 4) insert the
connector through the E-DWT housing, and secure
it to the outside of the housing using the washer and
hex nut that was just removed. The washer should
be installed on the outside of the housing directly
under the nut. It is recommended to use Loctite
222MS or similar on the nut to help ensure it does
not come loose.
12. Reposition the E-DWT on the table in its normal
upright position.
13. Replace the variable volume handle that was
removed (see Figure 2).
14. Connect Adapter to end of power supply cable.
15. Connect new power supply and open vent on
reservoir for normal operation (see Figure 1).
16. Test functionality to ensure there are no problems
with the cable installation or power supply.
17. Dispose of old cable and old power supply.