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Installation and Commissioning Guide
Split Ducted ESP Indoor Unit
Installation and Commissioning Guide - Split Ducted ESP Plus/Ultima Indoor Unit
Doc. No.0525-078
Ver. 2 190925
10. Installation
10.01. Wall Controls (LM7-2 / LM24-2)
1. Remove front cover, as shown in the diagram below
• Insert and gently twist screwdriver into the slot at the side
of the Control Interface. Do this procedure alternately
between the two slots until the front of the control
separates from the back cover.
• Use large enough flat blade screwdriver to fit into the slot
in order to avoid damaging the Control Interface.
CONTROL
INTERFACE
SCREWDRIVER
SLOTS
2. Remove back cover, as shown in the diagram below
• Insert and gently twist screwdriver into the slot at the
top and the bottom of the Control Interface. Do this
procedure alternately between the four slots until the
back cover of the control separates.
• Use large enough flat blade screwdriver to fit into the slot
in order to avoid damaging the Control Interface.
PCB CASING
BACK
COVER
SLOTS
SLOTS
3. Mount back cover to the wall
• Mount the back cover to the wall with screws via screw
holes. If required, the use of a plasterboard mounting
bracket is recommended to mount the back cover to the
wall.
• Ensure that the Control Interface back cover is aligned
and leveled on the wall before tightening the screws.
BACK COVER
PLASTERBOARD
MOUNTING BRACKET
SCREW HOLES
4. Connect wiring at the back of Control Interface
• Ensure that all wiring is tightly connected. All wiring must
be in accordance with the provided wiring diagram.
Do not connect trace wire to
Wall Control. Cut wire to prevent
shorting out.
SENSOR
KEY
COMMON
POWER