Greenheck Nema-4-4X User Manual
Document number 471034
®
NEMA 4/4X Enclosure- Direct Drive
NEMA 4/4X Housing
Installation Instructions
Item
Number
1 NEMA 4X Cover 1
2 NEMA 4X Base 1
3 NEMA 4X Plate 1
4 Foam Seal 1
5 EPDM Seal 1
6 Actuator Mounting Bracket Assembly 1
7 M4 x 16mm screw 8
8 M4 x 20mm screw 10
9 Direct Drive Actuator 1
1/4 x 3/8 Shoulder Bolt (Honeywell) or
10
Anti-Rotation Pin (Belimo)
#10 - 24 Nylock Nut (Honeywell) or
11
Keps Nut (Belimo)
Description Quantity
Instructions:
1. Mount the NEMA 4X plate (item #3), foam seal
(item #4), EPDM seal (item #5), and actuator
mounting bracket assembly (item #6) to the stand
off bracket using 5/8” screws (item #7).
2. Slide the actuator mounting bracket assembly
(item #6) over the control shaft and attach to the
NEMA 4X base (item #2) using shoulder bolt or
anti rotation pin (item #10) and nylock nuts or
keps nut (item #11).
3. Slide the actuator onto the damper shaft making
sure the anti-rotation strap is in the slot on the
actuator. Verify the damper is in its fail position.
4
Tighten the universal clamp to the damper shaft.
4. Mount the NEMA 4X cover (item # 1) and attach
4
to the NEMA 4X base (item #2) using 3/4” screws
(item #10).
NEMA 4/4X Enclosure- Jackshafted
Item
Number
1 NEMA 4X Cover 1
2 NEMA 4X Base 1
3 NEMA 4X Plate 1
4 Foam Seal 1
5 EPDM Seal 1
6 Actuator Mounting Bracket Assembly 1
7 M4 x 16mm screw 8
8 M4 x 20mm screw 10
9 Direct Drive Actuator 1
1/4 x 3/8 Shoulder Bolt (Honeywell) or
10
Anti-Rotation Pin (Belimo)
#10 - 24 Nylock Nut (Honeywell) or
11
Keps Nut (Belimo)
Description Quantity
Instructions:
1. Mount the NEMA 4X plate (item #3), foam seal
(item #4), EPDM seal (item #5), and actuator
mounting bracket assembly (item #6) to the stand
off bracket using 5/8” screws (item #7).
2. Slide the actuator mounting bracket assembly
(item #6) over the jackshaft and attach to the
NEMA 4X base (item #2) using shoulder bolt or
anti rotation pin (item #10) and nylock nuts or
keps nut (item #11).
3. Slide the actuator onto the damper jackshaft
making sure the anti-rotation strap is in the
slot on the actuator. Verify the damper is in its
4
fail position. Tighten the universal clamp to the
damper shaft.
4
4. Mount the NEMA 4X cover (item # 1) and attach
to the NEMA 4X base (item #2) using 3/4” screws
(item #10).
Copyright ©2013 Greenheck Fan Corporation
471034 NEMA 4/4X Housing Rev. 2 Dec 2013
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