Install A Replacement Microinverter - enphase IQ8 Series Installation And Operation Manual

Install a replacement microinverter

A. When the replacement microinverter is available, verify that the AC branch circuit breaker is de-
energized.
B. Mount the microinverter horizontally bracket side up or vertically
•
Always place the microinverter under the PV module, protected from direct exposure to rain,
sun, and other harmful weather events. Allow a minimum of 19 mm between the roof and the
microinverter. Also, allow 13 mm between the back of the PV module and the top of the
microinverter.
• For vertical mount, also maintain > 300 mm clearance from the edges of the PV module to
protect the microinverter from direct exposure to rain, UV, and other harmful weather
events.
WARNING: Risk of equipment damage. Mount the microinverter under the PV module.
• Install the microinverter under the PV module to avoid direct exposure to rain, UV, and other
harmful weather events.
• Always install the microinverter bracket side up for horizontal mount installations.
•
Do not mount the microinverter upside down.
•
Do not expose the AC or DC connectors (on the IQ Cable connection, PV module, or
microinverter) to rain or condensation before the connectors are mated.
C. Torque the mounting fasteners to the values shown. Do not over-torque.
•
6 mm mounting hardware: 5 N m
•
8 mm mounting hardware: 9 N m
• When using a third-party manufacturer's mounting hardware, use the manufacturer's
recommended torque value
D. Connect the microinverter to the IQ Cable connector. Listen for a click as connectors engage.
E. Connect the DC leads of each PV module to the DC input connector of the microinverter.
F. Re-mount the PV module above the microinverter.
G. Energize the AC branch circuit breaker and verify the operation of the replacement microinverter by
checking the status LED on the connector side of the microinverter.
H. Use the Enphase Installer App to retrieve the old microinverter serial number from the IQ Gateway
database. In Enphase Installer App, once connected to the IQ Gateway:
a. Tap "Devices & Array" > "IQ Microinverters & Array" > "IQ Microinverter Serial Number"
b. Tap "RETIRE" to retire the old microinverter serial number from the IQ Gateway database.
c. Add the new microinverter serial number to the gateway database by scanning the barcode
using Enphase Installer App and your device camera.
d. Tap "Devices & Array" > "IQ Microinverters & Array" > "ADD DEVICES". Scan the IQ8 Series
Microinverter's barcode and assign it to the array.
OR
e. Go to "Service" > "Request return and install replacement" > "Install Replacement". Enter the
original device serial number and replacement device serial number and submit.
I. Start the provisioning process for the newly added microinverter using Enphase Installer App and by
connecting Enphase Installer App to IQ Gateway in AP mode. You can then "Start Provisioning
Devices" through Enphase Installer App
J. Ship the old microinverter to Enphase using the supplied return-shipping label.
24 © 2023 Enphase Energy Inc. All rights reserved.
IQ8AC/IQ8HC Installation and Operation Manual
June 2023
USM-00005-2.0