Daikin AVV - Page 45

www.DaikinApplied.com 45 IM 817-7
Typical MicroTech Wiring Diagram – Service and Disconnect, 115Volt / 60Hz / 1 Phase
Legend - Symbols
Accessory or eld 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 Symbol Description Symbol Description
A1 Actuator- Outdoor Air OH1 Thermostat - Overheat MCB Main Control Board
A2 Actuator- Face & Bypass OH2 Thermostat - Overheat IH Sensor - Indoor Humidity
C1 Compressor Contactor OHM E.H. Man Reset - Overheat Stat OH Sensor - Outdoor Humidity
CAP1 Capacitor Run PL1 LED Occupancy / Fault Status CO2 Sensor - Indoor Air CO2
CEH1-3 Electric Heat Contactor R1-R3 Relay Electric Heat (Backup) DCS Switch - Unit Power
DF Dead Front Switch R10-R12 Relay – Electric Heat TB1 Terminal Block - 24VAC+
F1A/F1B Fuse - Compressor R4H Relay – Fan High Speed TB2 Terminal Block – 24VAC Gnd
F2A/F3C Fuse - Electric Heat R4M Relay– Fan Medium Speed TB3 (A, B) Terminal Block – Main Power
FA/FB Fuse– Control, Load R4L Relay– Fan Low Speed TBE Terminal Block - Electric Heat
FC/FD Fuse– Control, Transformer R32 Relay - Drain Pan Heater TR1 Transformer - Motor Speed
HP High Pressure Switch R28 Relay - Outdoor Motor Air TR3 Transformer - 208 / 230V-24V, 75VA
EH1-6 Heater - Electric RV Reversing Valve TR4 Transformer - 460V–230V
EH10 Heater - Outdoor Drain Pan RAT Sensor - Room Air Temperature TR5 Transformer - 208 / 230V-24V
FMI Motor - Room Fan DAT Sensor - Discharge Air Temperature V1 Valve - Heat EOC (Accessory)
CP1 Motor Compressor 2-Stage OAT Sensor - Outdoor Air Temperature V2 Valve - Cool EOC (Accessory)
FMO Motor Outdoor Air ICT Sensor - Indoor DX Coil Temperature VH Valve - Heat (Accessory)
NTWK Network Connection OCT Sensor - Outdoor DX Coil Temperature VC Valve - Cool (Accessory)
Notes: 1. All electrical installation must be in accordance with national and local electrical codes and job wiring schematic.
. External wiring options - see IM for the different congured options, wiring to be minimum 18 gauge, 90°C.
3. EC motors are factory programmed for specied air ow. 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.
2.