MrCool Olympus Series User manual

Please read this manual carefully before installation and keep it for future reference.
Please keep this manual where the operator can easily find it. Inside, you
will find helpful hints on how to use and maintain your unit properly.
For more info visit www.mrcool.com
If used as MULTI unit, please refer to the Installation & operation manuals packed with outdoor unit.
Wired Controller
Manual
Olympus Series
Mid-Static Duct Air Handlers

Contents
Page 1 mrcool.com
Safety Precautions
Warnings ............................................................................................................................... 2
Cautions ................................................................................................................................ 2
Accessories ......................... ............................................................................................ 3
Installation Method.................................................................................................... 5
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1
2

Page 2
Safety Precautions
mrcool.com
Read Before Using
Incorrect usage may cause serious damage or injury.
The seriousness of potential damage or injuries is classified as either a WARNING or CAUTION.
WARNING
CAUTION
WARNING
This symbol indicates that ignoring instructions may cause death or serious injury.
This symbol indicates that ignoring instructions may cause moderate injury
to your person, damage to your unit, or other property.
This symbol indicates that you should NEVER perform the indicated action.
!
Safety Precautions
• Please entrust the distributor or professionals to install the unit.
• Installation by other persons may lead to imperfect installation, electric shock or fire.
• Adhere to this installation manual. Improper installation may lead to electric shock or fire.
• Reinstallation must be performed by professionals.
• Improper installation may lead to electric shock or fire.
DO NOT uninstall the unit unless you absolutley need to. Uninstalling multiple times may lead to
abnormal operation, heating or fire of the unit.
CAUTION
DO NOT install the unit in a place vulnerable to leakage of flammable gases. Once flammable gases
are leaked and left around the wire controller, fire may occure.
DO NOT operate with wet hands or let water enter the wire controller. Otherwise, electric shock
may occur.
DO NOT install in a location where there is heavy oil, vapor or sulfureted gas. These chemicals or
vapors could cause system malfunction.
• The wiring should adapt to the wire controller current. Otherwise, electric leakage or heating may
occur and result in fire.
• The specified cables shall be applied in the wiring. No external force may be applied to the
terminal. Otherwise, wire cut and heating may occur and result in fire.

Accessories
Page 3 mrcool.com
1
1
1
1
1
Wire Controller
M4X20 (For mounting on the wall)
M4X25 (For mounting on switch box)
For mounting on the wall
For fixing on switch box
24AWG
Installation Manual
User Manual
Wire Controller Manual
Screws
Wall Plugs
Screws
Plastic Screw Bars
Connective Wires Group
3
3
2
2
1
PART QUANTITY REMARKS
This unit includes the following accessories. Please confirm that all parts have been supplied before
beginning installation.

Accessories
Page 4mrcool.com
Prepare the following assemblies on the site.
1
1
Switch Box
Wiring Tube (Insulating
Sleeve & Tightening Screw)
PART QUANTITY REMARKS
CAUTION
1. This manual provides the installation method for the wire controller. Please refer to the wiring
diagram included in this installation manual to connect the wire controller with indoor unit.
2. The wire controller operates within in a low voltage loop circuit. DO NOT directly contact the
cable of 220V commercial electricity or 380V high voltage, and DO NOT use this kind of wire in
the circuit loop; wiring clearance between configured tubes should be in the range of 11.8~19.7
in or above.
3. The shielded wire of the wire controller must be grounded.
4. Upon finishing the wire controller connection, do not use a tramegger to detect the insulation.
5. The wire controller connective cable should not be longer than 65.62 ft.

Installation Method
Page 5 mrcool.com
2
1. Wired Remote Control Structure Size Figure
2. Wiring Principle Sketch
3. Wiring Figure
Fig. 2-1
Fig. 2-2
120
120
21
51.1
13.1
19.5
85.5
50
5-Core Shield Cable, the length
is decided by installation
Wire Joint, 5p
Infrared Pipe
Indoor Unit
RUN GND
+5V
Indoor Unit Switch Board
Wire Controller
Fig 2-3
Indoor display board
5-core wire
The connective wires group
5-core or 4-core wire
• Connect the female joint of
wires group from the
mainboard with the male
joint of connective wires
group. (See Fig.2-3)
• Please connect the other
side of connective wires
group with the male joint of
wires group leads from wire
controller. (See Fig.2-3)

Installation Method
Page 6mrcool.com
4. Remove Upper Part of Wire Controller
5. Fasten The Back Plate of the Wire Controller
6. Wiring
Fig 2-4
Fig 2-5
• Insert a slot screw driver into the slots in
the lower part of the wire controller (2
places), and remove the upper part of the
wire controller. (Fig.2-4)
Slots
WARNING
The PCB is mounted in the upper
part of the wire controller. Be
careful not to damage the board
with the slot screwdriver.
Back plate
Screws (M4×20)
• For exposed mounting, fasten the back plate on
the wall with the 3 screws (M4×20) and plugs.
(Fig.2-5)
• For flush-mounting, fasten the back plate on the
switch box with 2 screws (M4×25) and fasten it on
the wall with 1 screw (M4×20). (Fig.2-6)
Fig 2-6
Fig 2-7
Switch box
Back plate
Screw (M4×20)
Screws (M4×25)
WARNING
Put on a flat surface. Be careful not to distort the back plate of the wire controller by overtightening the
mounting screws.
Top side
wire outlet
Left side
wire outlet
Right side
wire outlet
Bottom side
wire outlet
Cut location of top
side wire outlet
Cut location of left
side wire outlet
Cut location of right
side wire outlet
Exposed Mounting
There are four outletting positions,
however, only three need cutting.

Installation Method
Page 7 mrcool.com
6. Wiring Continued
7. Reattach The Upper Part Of The Wire Controller
Fig 2-8 Fig 2-9
Diameter of wall hole: 2 0mm
Embedded switch
box wiring
Shielded Wiring
Wiring
hole
Wiring through the wall
Wall hole and wiring hole
Putty
Putty
Putty
Trap
Trap
Trap
WARNING
• Avoid water entering into the wired remote controller, use trap and putty to seal the connectors of
wires during wiring installation. (Fig.2-9)
• During installation, reserve a portion of the connecting wire for later convenience when taking down
the wired remote controller during maintenance procedures.
Fig 2-10
• After adjusting the upper case, buckle the upper case. Be sure to avoid clamping the wiring
during installation. (
Fig 2-1 0)
NOTE
• All the pictures in this manual are for explanation purposes only. Your wire controller may vary.

The design and specifications of this product and/or manual are subject to change without prior notice.
Consult with the sales agency or manufacturer for details.
Olympus Series
Mid-Static Duct Air Handlers