Motor/Hub To Downtube Installation - Greenheck DS-M Installation, Operation And Maintenance Manual

Motor/Hub to Downtube Installation

Components required from Bag # 915065:
• Motor/Hub Assembly (1)
• Rear VFD Cover (1)
• 3/8 in. – 16 x 23/4 in. Grade 8 Hex Bolt (2)
• M4 – 0.7 x 10 Machine Screw (4)
Hardware/Tools Needed (Not Included):
• 9/16 in. Socket
• Socket Wrench
• Torque Wrench
• Phillips Screwdriver
• Lifting Equipment
• Cribbing (optional)
• Awl (optional)
DANGER
Always disconnect, lock and tag power source before
installing or servicing. Failure to disconnect power
source can result in fire, shock or serious injury.
1. Using a scissor lift or other suitable lifting device,
lift the motor/hub assembly by resting the struts on
the lift structure or cribbing.
FRONT VFD COVER
2. Feed the safety retention cable that is attached to
the motor/hub assembly up through the bottom
of the downtube until the loose end of the safety
cable is accessible at the top of the downtube. Pull
the loose end of the safety retention cable from the
top of the downtube until all of the slack is pulled
through.
10 High Volume, Low Speed Ceiling Fans
DOWNTUBE & MOUNT ASSEMBLY
MOTOR & HUB ASSEMBLY
SAFETY RETENTION CABLE
4. Using a Phillips screwdriver, remove the front VFD
cover and set aside.
5. Carefully align the motor axle with the downtube
opening, making sure that the wires protruding
from the motor axle are on the same side as the
exposed circuit board of the VFD.
6. Slowly lift the motor/hub assembly until the motor
axle is nested inside the downtube. Take care
to align the motor axle holes with the downtube
holes.
IMPORTANT: Do not allow safety cable or wiring to
be crushed while lifting the motor/hub assembly into
the downtube. Safety cable and wiring must be kept
taut inside the downtube in order to prevent damage. If
either the safety cable or the wiring are damaged during
installation, contact your local rep or the manufacturer.
7. Install the supplied (2) 3/8 in. – 16 x 23/4 in. grade
8 hex bolts into the locknuts attached to the
downtube. Torque the bolts to a value of 33 ft∙lbf
(44.75 N∙m).
NOTE: The attached locknuts are not visible while the
VFD is installed on the downtube of the fan.
MOTOR & HUB ASSEMBLY
DOWNTUBE & MOUNT ASSEMBLY
LIGHT POWER PLUG
(OPTIONAL)
LIGHT COMMUNICATION PLUG
(OPTIONAL)
LIGHT POWER PLUG
(OPTIONAL)
LIGHT COMMUNICATION PLUG
(OPTIONAL)
MOTOR & HUB ASSEMBLY
DOWNTUBE & MOUNT ASSEMBLY
MOTOR & HUB ASSEMBLY
DOWNTUBE & MOUNT ASSEMBLY
3/8 in. - 16 x 2-3/4 in. GRADE 8 HEX BOLT
®