Chamberlain Merlin MT5580 User Manual

INSTALL THE HEADER BRACKET –
A. Wall Mount: Center the bracket (2) on the vertical guideline (1) with the bottom edge of the bracket on the horizontal line (6) (with the arrow
pointing toward the ceiling). Mark either set of bracket holes (4 or 5). Do not use the holes designated for ceiling mount. Drill 4,5mm (3/16")
pilot holes and fasten the bracket with wood screws (3).
B. Ceiling Mount: Extend vertical guideline (1) onto the ceiling. Center the bracket (2) on the vertical mark no more than 150mm (6") from the wall.
Make sure the arrow is pointing toward the wall. Mark holes designated for ceiling mount only (4). Drill 4,5mm (3/16") pilot holes and fasten the
bracket with wood screws (3). For concrete ceiling mount, use concrete anchors (7) provided.
8
UP
CEILING MOUNT ONLY
UP
CEILING MO
UN
T ONL
Y
1
2
5cm
(2")
3
4
5
B
UP
150mm
(6")
UP
CEILING MOUNT ONLY
4
2
1
3
A
6
3
7
ATTACH T-RAIL TO HEADER BRACKET –
Position opener on garage floor below the header bracket. Use packing material to protect the cover.
Note: To enable the T-rail to clear sectional door springs, it may be necessary to lift opener onto a temporary support. The opener must either be
secured to a support or held firmly in place by another person. Raise T-rail until chain pulley and header brackets come together. Join with clevis
pin (1). Insert ring fastener (2) to secure.
9
1
2
2
1
7

Chamberlain Merlin MT5580 Specifications

Power

rated power	400 W
voltage	230-240 Volts AC
max pull force	800N

Motor Specifications

motor type	Permanent split capacitor
speed	1500 rpm
drive mechanism	Chain with two-piece trolley on steel rail

Weight and Dimensions

length	3, 1m
headroom required	30mm
hanging weight	14, 5 kg