5.14 WIPE RELAY K13 MAINTENANCE.
This task covers:
General Mechanics Tool Kit
(item 2, appendix B)
Automotive Fuel and Electrical System Repair,
Tool Kit (item 3, appendix B)
DC power supply, 24 VDC
Shut down Generator Set
150 kW, paragraph 2.8.1.
The Generator Sets 150 kW produce lethal voltages.
Turn off power to the EPP III or Generator Set 150 kW before
performing any installation, removal, disassembly, or
Wear protective gloves when performing any work on main
assemblies of the EPP III.
Label all cables before removing electrical or electronic assemblies or
Remove stanchion by PDU (1, figure 5-15).
Open access door (2) and secure with prop (3).
Record labeling and position of cables from wipe relay K13 (6), and remove cables.
Push in snap mount lock (5) with a screw driver, tilt wipe relay K13 (6) and remove from
Visually inspect wipe relay for discoloration due to heat.
Connect DC power supply to terminal A1 (+) and A2 (-) of wipe relay.
b. Set multimeter to continuity test setting and connect to terminals 15 and 18 of wipe relay to
check relay contact.
Check wipe relay operation (wipe relay wipes with a response delay):