Daikin DZ18VC0481 Series - User Manual

Our continuing commitment to quality products may mean a change in specications without notice.
© 2015 - 2016, 2018, 2020
19001 Kermier Rd., Waller, TX 77484
www.daikincomfort.com

The following symbols and labels are used throughout this
manual to indicate immediate or potential safety hazards. It
is the owner’s and installer’s responsibility to read and comply
with all safety information and instructions accompanying
these symbols. Failure to heed safety information increases
the risk of personal injury, property damage, and/or product
damage.
!
D
M



.
WARNING








I




.
         
 UMP -         UMP -    
                   
                 .
CAUTION

Always keep the unit upright; laying the unit on its side or top
may cause equipment damage. Shipping damage, and sub-
sequent investigation is the responsibility of the carrier. Verify
the model number, specications, electrical characteristics,
and accessories are correct prior to installation. The distributor
or manufacturer will not accept claims from dealers for trans-
portation damage or installation of incorrectly shipped units.



INSTALLATION INSTRUCTIONS
IOD-4016H
4/2020
Index
 1
 1
 2
 2
 2
 2
 3
 3
 5
 5
 5
 6
 11
 12
 16
 18
 24
 28
 30
WARNING


Cancer and Reproductive Harm -
www.P65Warnings.ca.gov
0140M00517-A

Summary

IMPORTANT SAFETY INSTRUCTIONS

High Voltage Warning

Trained Personnel Requirement

SAFE REFRIGERANT HANDLING

Refrigerant Safety Precautions

Guidelines to avoid injury, explosion, or death from refrigerants.

REFRIGERANT LINE CONNECTIONS

Brazing Procedures and Precautions

SYSTEM START-UP PROCEDURE

ELECTRICAL CONNECTIONS

Wiring Guidelines and Grounding

REFRIGERANT CHARGE CALCULATION

Line Set Length and Charge Table

VERIFY PROPER CHARGE

WIRING DIAGRAM [2-5 TON]

CAPACITOR SAFETY

Handling Charged Capacitors

Safety precautions for working with capacitors.

TROUBLESHOOTING - HEATING

Heating Analysis Chart

Guide to diagnose heating system faults based on symptoms.

TROUBLESHOOTING - COOLING

Cooling Analysis Chart

Guide to diagnose cooling system faults based on symptoms.

NETWORK TROUBLESHOOTING

FAULT CODE HISTORY NAVIGATION

Accessing Recent Faults

START-UP CHECKLIST

Pre Start-Up Checks

Essential checks before initial system operation.

SYSTEM START-UP TEST

Initiating System Verification

Steps to run the mandatory system verification test.

SET THERMOSTAT TO CHARGE MODE

Entering Charge Mode

Procedure to activate charge mode on the thermostat.

ADJUST REFRIGERANT LEVEL

Measure Subcooling

Procedure to measure subcooling for charge verification.

SYSTEM SETUP AND CONFIGURATION

SYSTEM SETUP (SYS SETUP)

Equipment Test Procedures

Daikin DZ18VC0481 Series Specifications

General

Series	DZ18VC
Type	Heat Pump
SEER Rating	18
HSPF Rating	10
Refrigerant	R-410A
Energy Star Certified	Yes
Voltage	208/230 V
Phase	1
Operating Temperature (Cooling)	Up to 115°F
Cooling Capacity	48000 BTU/h
Heating Capacity	48000 BTU/h
Compressor Type	Variable Speed