Installation Of Indoor Unit; Installation Of Outdoor Unit; Hoisting Outdoor Unit - Midea V4 Plus S Series Service Manual

MCAC-VTSM-2015-09 R410A All DC Inverter V4+S Series 60Hz
1. Unit installation

1.1 Installation of indoor unit

1.1.1 Installation procedure
Determine the installation position →determine location → Install suspension rod → Install the indoor unit
1.1.2 Cautions for installation and check
1) Drawing check: Confirm the specifications, model and installation direction of the unit.
2) Height: Ensure that the unit is set securely at ceiling height.
3) Suspension strength: The suspension rod shall be strong enough to bear twice the weight of the indoor unit
to ensure that no abnormal vibration or noise is generated when the unit is running.
4) When installing the indoor unit, ensure that sufficient space is available for installing the condensation
piping.
5) Unit leveling: Horizontally it shall be kept within ± 1° .
Purpose: Ensure smooth drainage of condensation. Also ensure stability of the machine body to reduce
vibration and noise.
Hidden trouble of incorrect operation: a. Water leakage; b. Abnormal vibration and noise
6) Ensure sufficient maintenance & upkeep space is available (keep a large enough maintenance access,
typically 400x400mm).
7) Avoid short-circuit ventilation.
Purpose: To ensure sufficient heat exchange of indoor unit and a good air conditioning effect.
Risks of incorrect operation: Poor air conditioning effect; abnormal protection of the unit.
E-box
Check hole
Diffuser
IDU
≥19-11/16"
(500mm)
Air inlet

1.2 Installation of outdoor unit

1.2.1 Acceptance and unpacking
1. After the machine arrives, check for damage during shipment. If the surface or inside of the machine is
damaged, submit a written report to the shipping company.
2. Check whether the model, specification and quantity of the equipment conform to the contract.
3. After removing the outer packaging, please keep the operation instructions well and count the accessories.

1.2.2 Hoisting outdoor unit

Do not remove any packaging before hoisting. Use two ropes to hoist the machine, keep the machine
balanced, and then raise it safely and steadily. If unit is not packaged or if the packaging is damaged, use
plates or packing material to protect it.
When conveying and hoisting the outdoor unit, keep it upright, ensure that the angle does not exceed 30° , and
take all necessary safety precautions.
Installation 81