Recommended Maintenance Schedule
1. No maintenance shall be done on the fan, mount or guy wires while in operation or powered. Complete
Lock Out/Tag Out measures on the fan before work is begun.
2. No maintenance shall be done on the fan controller while powered unless the task involves
reprogramming or troubleshooting the electrical system. Complete Lock Out/Tag Out measures on the
circuit before work is begun.
3. No maintenance shall be done within a 20ft horizontal radius of the fan and 4ft below and none above
the blade level while the fan is in operation.
4. While doing maintenance on the fan, mount, or guy wires, a safety barrier shall be erected at a radius of
20ft of the center of the fan.
5. The fan controller shall be locked out while maintenance is ongoing on the fan, mount, or guy wires.
6. All personnel working on the fan, mount, or guy wires, shall wear the appropriate personal safety
equipment as mandated by local, provincial, and national regulations.
7. A risk assessment shall be performed before any work is done. A checklist shall be completed and shall
include any emergency contacts for the area.
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Z-TECH™
FAN
Installation and Technical Operations
®
GO FAN YOURSELF
NOTE:
Maintenance schedule is based on running 5,000 hrs/year and is a guideline to ensure safe and
continuous operation of the fan(s). In cases of extreme operation (e.g. high humidity, aggressive
environment, or large temperature variations), shorter intervals between service is recommended.
Safety Precautions
1. Z-TechSS
TM
Safety System
installed per this Z-Tech
TM
Fan installation manual.
2. Guy wires (if equipped) installed as per Fig. 14, 15, 16 & 17 in this Z-Tech
TM
Fan installation manual.
3. Blade Stabilizer Plates installed as per Fig.18 in this Z-Tech
TM
4. See next page for required clearances.
5. If installed in storage facility between racks, signs must be installed identifying fan locations.
6. The ABB variable frequency drive has several safety features such as current limit, motor overload,
minimum, maximum and ramp speed control. The controller also features a LOTO disconnect all
housed within a NEMA 4X enclosure.
Fan installation manual.
