Condec DLR3110 - Manual (Page 56)

52 DLR3110 Rack Mount Digital Pressure Calibrator Manual
NOTE: Some units may not have connectors and will have to have wire leads unsoldered.
3. Loosen and remove the line filter retaining nuts on the rear of panel.
NOTE: Some units may have screws on the front panel.
4. Remove the AC line filter through the panel front.
5. To install a new line filter, reverse the order of steps 1 through 4.
Connect (or solder) wires to the new line filter as follows:
• Green/Yellow wire to terminal (E) Ground
• Blue wire to terminal (N) Neutral
• Brown wire to terminal (P) Line
7.2.25 Power Switch (PN 58878) - Removal and Installation
Tools required: Phillips screwdriver
1 1/16" open end wrench
A/R soldering iron
A/R shrink sleeving (PN 64567)
A/R heat gun
NOTE: CPU Assembly and option boards may need to be removed to gain access.
Removal:
1. Disconnect the power cord from the power source and line filter. Remove cover from chassis as
described in Section 7.2.1 on page 39, and carefully set on a bench top.
2. Loosen the switch mounting nut and lock washer from the rear of panel.
3. Loosen and remove the trim ring from the panel front.
4. Remove switch, lock washer and nut from rear of panel as one item.
5. Unsolder and remove the wires from the switch terminals.
Installation:
1. Slide shrink sleeving over wires, connect and solder the wires onto their respective switch terminals:
Terminal Color
Normally open Black
(C) common Black
2. Pull shrink sleeving over switch and connections. Apply heat. Install the new switch, lock washer and nut
through the panel rear as one item. Hand tighten the trim ring from front of panel.
3. Tighten the switch mounting nut and lock washer from the rear of panel.
Do not over tighten if using wrench. Doing so could result in damage to the switch.
4. Install panel/chassis assembly in its enclosure as described in Section 7.2.1 on page 39.
Caution