18 Publication:
AMEN00064 2019‑03‑07
Revolution
®
HVLS Fan • Rogue
®
HVLS Fan
Installation/Service/Owner's Manual
Rite‑Hite
®
TROUBLESHOOTING
Motor
WARNING / AVERTISSEMENT
Follow lockout procedures and isolate power from
fan controls.
Suivre les procédures de verrouillage et isoler
l’alimentation des contrôles du ventilateur.
Meter
Disconnect Motor Cable from Control Box
Ground Wire
U Phase
V Phase
W Phase
Fa
n
M
o
to
r
C
a
b
l
e
1 Disconnect fan motor cable from u, v, w, and ground
terminals (GND)
2
Using electrical meter, measure resistance (ohms, Ω)
between phase wand Phase V
Record the 6 resistance values:
Phase W to V
Ω
Phase W to GND
Ω
Phase W to U
Ω
Phase V to GND
Ω
Phase V to U
Ω
Phase U to GND
Ω
Phase to phase values should be equal (±5%)
Phase to ground values should be infinite.
(Open circuit ‑ meter display “OL”)
If phase‑phase values are not equal Or, if
phase‑ground resistance is measured:
• Disconnect motor cable from motor
• Repeat measurements at motor wiring terminals
Motor Wobble
Verify:
Figure 14
• All hardware is tight
• Stabilization Cables are taut
• The motor bracket is installed vertically
