Section 8: Maintenance; Service; Accessing Wiring Compartment; Replacing Fuses - Generac Power Systems PWRcell XVT076A03 Installation And Owner's Manual

Section 8: Maintenance

Service

DANGER
Electrocution. Verify all system voltages are safe before
wiring. Disconnect all AC and DC sources of power before
touching terminals. Failure to ensure no dangerous
voltages are present on conductors and terminals before
wiring will result in death or serious injury.
DANGER
Electrocution. Initiate a system-wide shutdown and turn the
PWRcell DC Disconnect Switch OFF on all connected
batteries before performing service. Failure to do so will
result in death, serious injury, or equipment and property
damage.
For any servicing needs, contact the nearest Indepen-
dent Authorized Service Dealer (IASD), contact Generac
PWRcell Technical Support at 1-855-635-5186, or call
Generac Customer Service at 1-888-436-3722 (1-888-
GENERAC), or visit www.generac.com.

Accessing Wiring Compartment

To access the wiring compartment:
1. Initiate an inverter shutdown.
2. Allow DC voltage to drop to below 10 VDC.
3. See
Figure 8-1. Open all PWRcell DC Disconnects
(A). Verify DC voltage reported on LCD screen has
dropped to below 10 VDC.
4. Disconnect AC Grid source from inverter. Wait for
Inverter LCD screen to turn off.
5. Open inverter front cover by lifting the bottom to
horizontal (B) and pushing inward (C).
6. Locate wiring compartment cover (D).
7. Remove five M4X10 screws (E) and wiring
compartment cover.
8. Verify all PWRcell DC and AC terminals are below
10 V.
Installation and Owner's Manual for Generac PWRcell Inverter
(000642)
B
(000600)
Figure 8-1. Wiring Compartment

Replacing Fuses

Equipment damage. Never replace a fuse with a
different size or style. Doing so will void the inverter
warranty and could result in equipment or property
damage.
Equipment damage. Never remove DC fuses under
load. Removing DC fuses under load could result in
equipment or property damage.
Two main fuses are installed between the Power Core
and the PWRcell DC Disconnects. See
Wiring Compartment
If a main fuse has blown, determine the root cause of the
issue before replacing it. For assistance, contact the
nearest Independent Authorized Service Dealer (IASD),
contact Generac PWRcell Technical Support at 1-855-
635-5186, or call or Generac Customer Service at 1-888-
436-3722
www.generac.com.
C
A
E
CAUTION
CAUTION
for location.
(1-888-GENERAC),
Maintenance
D
010238
(000653a)
(000652a)
Accessing
or visit
53