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SECTION 33 - SYSTEM CALIBRATION, SERVICE SETPOINTS, AND RESET PROCEDURES
FORM 160.54-M1
ISSUE DATE: 10/25/2019
JOHNSON CONTROLS
JCI COMPANY CONFIDENTIAL
33
Enter the applicable flow sensor type as follows:
1. Select SETPOINTS/SETUP/OPERATIONS Screen.
2. Press FLOW SWITCH key.
3.
Use ◄ or ► keys to make selection. Each time
the key is pressed, the selections are alternately
displayed.
4. Press ENTER (
) key.
MICROBOARD 031-02430-000-001 AND 031-
03630-001 SETUP/CONFIGURATION
The following functions are programmed as setpoints
on the Microboards. See the appropriate Microboard
SECTION 4 - MICROBOARD 031-02430- 000 AND
031-02430-001 or SECTION 5 - 031-03630-001
for an
explanation of each setpoint.
• Chilled Liquid Pump Operation.
• Motor Drive Type.
• Anti-recycle.
• Power Failure Restart.
• Coastdown.
• Pre-Run.
• Oil Pump Package.
• Motor Communications Protocol (Only appears
when VSD-50Hz, VSD-60Hz or SSS-Mod B is
elected as Motor drive Type setpoint above. Ap-
plicable to Microboard 031-02430-001 with soft-
ware version C.OPT.01.16.307 (or later) for VSD
applications and C.OPT.01.18.307 (or later) for
LCSSS applications).
• Motor Node ID (Only appears when Modbus se-
lected as Motor Communications Protocol above).
• Coastdown Time (software version
C.OPT.01.16.307 and later).
• Condenser Temperature Range (software version
C.OPT.01.19.307 and later) Only appears when
set to “Extended”, using an ADMIN password
(automatically set to Extended when Heat Pump
Duty is set to enabled).
• PRV Position-enable/disable (software version
C.OPT.01.21.307 (and later).
• Motor Monitoring - enable/disable (software ver-
sion C.OPT.01.22.307 and later).
• Heat recovery-enable/disable (software version
C.OPT.01.21.307 and later).
• Head Pressure Control-enable/disable (software
version C.OPT.01.21.307 and later).
• Heat Pump Duty – enable/disable (software ver-
sion C.OPT.01.23.307 and later)(only appears
when logged in at ADMIN access level.
Program the above setpoints as follows:
1. At the keypad, login at SERVICE access level using
access code 1 3 8 0 or required password as listed
above. (“Motor Drive Type” requires chiller to be
stopped with COMPRESSOR switch in the Stop-
Reset position).
2. Select SETUP Screen from SETPOINTS Screen.
3. Press CHANGE SETTINGS key.
4.
A green box will appear around the first change
-
able setpoint. Use ▲▼ keys to place the box
around the setpoint to be changed.
5. Press
key. A dialog box will appear with the
range of settings.
6.
Use ◄► keys to scroll to desired setting.
7. Press
key.
VARIABLE GEOMETRY DIFFUSER
(Applicable to chillers equipped with Variable Ge-
ometry diffuser only. Requires Software version
C.MLM.01.10.xxx (and later) or C.OPT.01.10.302
(and later)).
A complete description of the Variable Geometry Dif-
fuser (VGD) operation and setpoints that affect this
control is detailed in
of this manual. The setpoints
are listed below. If the compressor is equipped with
this feature, it must be enabled and the setpoints pro-
grammed using the procedure below. Otherwise, it
must be disabled. The VGD can be manually controlled
using the procedure below. If the chiller is equipped
with the Compressor Motor Variable Speed Drive or
the optional Hot gas bypass, the Pre-rotation Vanes
(PRV) calibration is performed per procedures appli-
cable to those features listed elsewhere in this section.
Otherwise, the PRV must be calibrated per the proce-
dure below.
Enable/Disable
If the compressor is equipped with the VGD, it must
be enabled. Otherwise it must be disabled. Use the fol-
lowing procedure: