Midea MUE-18HRFN1-QRDO Quick Installation Manual

MI GUIDE
R410a Twin Floor & Ceiling Series Installation
Twin Floor/Ceiling Quick Step Installation Guide
Step 1: Prior to unpacking equipment please inspect boxes for any transport damage to ensure products are in perfect condition. S1 & S2
(Interconnecting Wiring)
Step 2: Ensure the equipment model numbers on the boxes correspond with your companies purchase order.
Step 3: Unpack the equipment and ensure all parts are accounted for i.e Indoors / Outdoor / Hard Wired & Infra-red Controllers.
Indoor
Step 4: Store the Infra-red service controller safely as this can be used to speed up commissioning and servicing process.
Step 5: Review the installation and maintenance manuals which are provided.
Step 6: Carry out the positioning and installation of indoor and outdoor units as per guidelines within the installation manual.
Step 7: Install refrigerant pipework (Purge with OFN while brazing), electrical wiring & drainage pipe work.
Step 8: Interconnecting control wiring between indoor and outdoor units is made by linking into terminals S1 & S2.
Step 10: Set master & Slave indoor via SW5.
Outdoor
Step 9: Connecting of the Hard-Wired controller is made by linking to CN40 on the Master indoor PC Board in first indoor
Step: 10: Set auto restart function by setting SW3 on indoor unit to on position.
Step 11: Pressure test pipework (Note do not carry out pressure test while connected to outdoor unit to prevent contamination of factory charge)
(1) Strength test in 5 Bar increments up to full test pressure. (2) Then leak test at lower pressure. Evacuate system to 2 torr or lower for appropriate
SW3
time.
(Auto Restart)
Step 12: If required please add additional refrigerant charge (see table on reverse).
Step 13: Carry out all the commissioning checks required to activate the warranty of the newly installed system.
Step 14: Perform the test operation in accordance with the installation manual to ensure all functions and parts are working correctly.
Step 15: Complete your warranty card document and e-mail this with dated photo of outdoor serial number to:
info@fgeuropeuk.co.uk
Note: Installation videos can also be found on the Midea UK YouTube channel.
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Please contact your Midea support team if you have any issues during the installation and commissioning process.
Midea UK Tel: 0191 263 6367