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Section 4: Maintenance
Maintenance
Only qualified service personnel may
install, operate, and maintain this
equipment.
Regular maintenance will improve performance and
extend engine/equipment life. Generac Power Systems,
Inc. recommends all maintenance work be performed by
an IASD.
Prepare Generator Set for
Maintenance
Generator Set Enable/Disable Procedure
Automatic start-up. Disconnect mains
power and render the equipment
inoperable before attempting repairs or
maintenance.
NOTE: If generator set is running, follow the procedure
Shutting Generator Set Down While Under Load Or
During A Mains Power
Outage.
To turn the generator set OFF:
1. Press OFF button on the control panel.
2. Set generator set MLCB (generator set disconnect)
to OFF (OPEN).
3. Turn off mains power supply to transfer switch
using means provided (such as a mains MLCB).
4. Remove 7.5A fuse from control panel.
5. Follow maintenance procedure(s).
To turn the generator set back ON:
NOTE: If generator set was running before maintenance
refer to "To Turn The Generator Set Back On" in
ting Generator Set Down While Under Load Or
During A Mains Power
Outage.
1. Turn on mains power supply to transfer switch
using means provided (such as a mains MLCB).
2. Install 7.5A fuse in control panel.
3. Press AUTO button on control panel.
4. Set generator set MLCB (generator set disconnect)
to ON (CLOSED).
5. Close and lock lid if maintenance is complete.
The system is now in automatic mode.
Owner's Manual for 50 Hz Air-Cooled Generator Sets
Enclosure Panel Removal
Maintenance procedures may require the removal of the
front panel or intake side panel. The following procedures
outline the removal process. Remove these panels only if
directed to do so in the specific maintenance procedure
to be performed.
Remove Front Access Panel
ISO000182a
See
Figure
lifting it straight up and out once the lid is open.
Always lift the front access panel straight up before pull-
ing it away from the enclosure. Do not pull the front
access panel away from the enclosure before lifting up
(B).
A
ISO000191a
B
Shut-
Figure 4-1. Remove Front Access Panel
4-1. Remove the front access panel (A) by
Maintenance
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