Daikin AVV Installation And Maintenance Manual page 45

Typical MicroTech Wiring Diagram – Service and Disconnect, 115Volt / 60Hz / 1 Phase
Accessory or field mounted component
Ground
Wire nut / splice
Overlap point - common potential wires
L1/1.20 Wire link (wire link ID / page # . line #)
Table 34: Legend for Typical MicroTech Wiring
Symbol Description
A1 Actuator- Outdoor Air
A2 Actuator- Face & Bypass
C1 Compressor Contactor
CAP1 Capacitor Run
CEH1-3 Electric Heat Contactor
DF Dead Front Switch
F1A/F1B Fuse - Compressor
F2A/F3C Fuse - Electric Heat
FA/FB Fuse– Control, Load
FC/FD Fuse– Control, Transformer
HP High Pressure Switch
EH1-6 Heater - Electric
EH10 Heater - Outdoor Drain Pan
FMI Motor - Room Fan
CP1 Motor Compressor 2-Stage
FMO Motor Outdoor Air
NTWK Network Connection
Notes: 1. All electrical installation must be in accordance with national and local electrical codes and job wiring schematic.
2. . External wiring options - see IM for the different configured options, wiring to be minimum 18 gauge, 90°C.
3. EC motors are factory programmed for specified air flow. Contact Daikin Applied for replacement.
4. Cap extra wire. Switch wire 42A to red wire for 208V operation.
5. Switch wire 509 to terminal 2 for 208V operation.
6. Devices in legend may or may not be on unit.
www.DaikinApplied.com
Legend - Symbols
Symbol Description
OH1 Thermostat - Overheat
OH2 Thermostat - Overheat
OHM E.H. Man Reset - Overheat Stat
PL1 LED Occupancy / Fault Status
R1-R3 Relay Electric Heat (Backup)
R10-R12 Relay – Electric Heat
R4H Relay – Fan High Speed
R4M Relay– Fan Medium Speed
R4L Relay– Fan Low Speed
R32 Relay - Drain Pan Heater
R28 Relay - Outdoor Motor Air
RV Reversing Valve
RAT Sensor - Room Air Temperature
DAT Sensor - Discharge Air Temperature
OAT Sensor - Outdoor Air Temperature
ICT Sensor - Indoor DX Coil Temperature
OCT Sensor - Outdoor DX Coil Temperature
Symbol
MCB
IH
OH
CO2
DCS
TB1
TB2
TB3
TBE
TR1
TR3
TR4
TR5
V1
V2
VH
VC
45
Description
Main Control Board
Sensor - Indoor Humidity
Sensor - Outdoor Humidity
Sensor - Indoor Air CO2
Switch - Unit Power
Terminal Block - 24VAC+
Terminal Block – 24VAC Gnd
(A, B) Terminal Block – Main Power
Terminal Block - Electric Heat
Transformer - Motor Speed
Transformer - 208 / 230V-24V, 75VA
Transformer - 460V–230V
Transformer - 208 / 230V-24V
Valve - Heat EOC (Accessory)
Valve - Cool EOC (Accessory)
Valve - Heat (Accessory)
Valve - Cool (Accessory)
IM 817-7