Section 5
3000PB, 3700B, 4500B, 3000PVB, 3700VB, 4500VB User Manual 5: WS Controller™
02250216-786 R01
Subject to EAR, ECCN EAR99 and related export control restrictions. 51
WS Controller™
5.1 Controller layout
5.2 Controller keypad
See the WS Controller manual (P/N 02250202-046) for
complete operation capabilities. The WS Controller key-
pad has two main pads for compressor control.
• To start the compressor operation, press the
green (Start) pad.
• To stop compressor operation, press the red
(Stop) pad.
• The RUN mode indicator lights up when-
ever the control is in an operating mode.
Figure 5-1: WS Controller
1. Start pad 6. Down arrow pad
2. Stop pad 7. Run mode indicator
3. Up arrow pad 8. Power indicator
4. Fault indicator 9. Enter pad
5. Maintenance indicator 10. LCD display
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