Troubleshooting Guide And Faq; Wshp Equipment Configuration; Enfinity Single Stage Compressor Control - Daikin MicroTech III Troubleshooting Manual

The following Troubleshooting Guide is intended to be a
helpful reference and source of supplemental information. It
provides answers to common questions about the controls
subjects covered in previous sections of this manual. The

WSHP Equipment Configuration

This section describes the equipment options for each model.
Table 5 - show the hardware jumper settings used by the
unit controller and I/O expansion module. The tables are

Enfinity Single Stage Compressor Control

Table 5: Unit Controller Configuration Jumpers for Enfinity Single Stage Compressor
Unit Controller Option
Normal / Test Mode
Fan Operation
Loop Fluid
Alarm "A" Terminal Polarity Select (v3.1 & Newer)
Room Sensor Setpoint Adjust Range
Thermostat / Room Sensor
Not Used
Not Used
Table 6: I/O Expansion Module Configuration Jumpers for Enfinity Single Stage Compressor
I/O Expansion Module Option
Number of Compressors
Dehumidification
Secondary Heating
Fan Speed Selection
Not Used
Lead Compressor Select (v3.1 & Newer)
OM 1085-6 • MICROTECH III CONTROLLER
Hardware Jumpers Setting
JP1
JP2
JP3
JP4
JP5
JP6
JP7
JP8
Hardware Jumpers Setting
JP1 = Open
JP1
JP1 = Shorted
JP2 = Open
JP2
JP2 = Shorted
JP3 = Open
JP4 = Open
JP3 = Shorted
JP3 & JP4
JP4 = Open
JP3 = Open
JP4 = Shorted
JP5 = Open
JP6 = Open
JP5 = Shorted
JP5 & JP6
JP6 = Open
JP5 = Open
JP6 = Shorted
JP7 JP7 = Open
JP8 = Open
JP8
JP8 = Shorted

Troubleshooting Guide and FAQ

troubleshooting topics are organized into five categories:
WSHP equipment configuration, unit controller and I/O
expansion modules, BACnet or LonWorks communication
modules, Flasher tools, and finally J-Link tools.
categorized by model and compressor type.
11, Table 14, and Table 13
options by model.
Description
JP1 = Open Normal Operation
JP1 = Shorted Service / Test Mode
JP2 = Open Continuous Fan Operation (ON)
JP2 = Shorted Cycling Fan Operation (AUTO)
JP3 = Open Water Loop Fluid
JP3 = Shorted Glycol Loop Fluid
JP4 = Open Fault de-energizes alarm output to 0VAC.
JP4 = Shorted Fault energizes alarm output to 24VAC.
JP5 = Open Short Range: -3 to +3 ºF (-1.67 to +1.67 ºC)
JP5 = Shorted Long Range: 55 to 95 ºF (12.78 to 35 ºC)
JP6 = Open Thermostat Control
JP6 = Shorted Room Sensor Control
JP7 = Open —
JP8 = Open —
Description
Single Compressor
Dual Compressor
None
HGR Dehumidification
None
Supplemental Electric Heat
Boilerless Electric Heat
Single Speed Fan
Two Speed Fan
Three Speed Fan
—
Compressor #1 is Lead
Compressor #2 is Lead (Dual Compressor Models Only)
28
Troubleshooting Guide and FAQ
Table 7, Table
summarize the valid configuration
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