Specifications

Unit Analog Parameters and Temperature Reset — Press

and scroll down to display the unit entering and leav-

ing ﬂuid temperatures as well as the temperature reset signal

and calculated values.

Miscellaneous Inputs and Outputs — Pressing and

scrolling down will reveal the On/Off status of the con-

denser fans (30GX only). Also found here are the Demand

Limit settings, pump relay and switch status, and miscella-

neous items such as Heat/Cool and Dual Set Point switch

positions. See Table 10 for a complete list.

Modes — The operating modes are displayed to indicate the

operating status of the unit at a given time. See Table 12 for

a complete list of all modes.

To enter the MODES subfunction, press and use

the key to view all current modes of operation. See

Table 13.

Capacity Control — Pressing , this subfunc-

tion displays the load/unload factor, control point, and leav-

ing water temperature. Scrolling down will also reveal the

liquid level sensor values in degrees format.

Dual Chiller — Pressing will access the dual

chiller control status. This subfunction will display whether

or not the chiller is operating as a Master or Slave, any alarm

conditions present for dual chiller control, and lead/lag in-

formation for changeover. Dual chiller control is conﬁgured

under .