YMGI LIT-WMMS-(56)-DC IVTR Installation Instructions Manual Download Page 6

BRIEF UNIT INFO

P10 OF 38

NOTICES FOR OPERATION

* The airflow direction can be adjusted 
  appropriately, by adjusting the louvers of 
  upward/downward and left and right 
  accordingly.

* Don't insert hands or other foreign substances 
  into the air intake or outlet vents.

* Don't blow the conditioned air towards animals 
  and plants  directly.

Otherwise it will cause accident.

* Don't blow the cold wind to the body for a
  long time.

* Don't use the unit to dry clothes, preserven 
  foods, etc.

It can cause the health problems.

* Splashing water on the air conditioner can
  cause an electric shock and malfunction.

* Don't place a space heater near the unit.

Must not cut off or damage power cables and 
control wires.

In case of any damage found on wires, must 
replace with good one without any delay.

YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World !

BRIEF UNIT INFO

P9 OF 38

YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World !

NOTICES FOR OPERATION

* Be sure to pull out the power 
  plug when not using the air 
  conditioner for a long time.

Otherwise, the accumulated dust
may cause fire or electric shock.

Select the most appropriate 
temperature.

Don't leave windows and doors 
open for a long time while 
operating the unit.

Don't block the air intake or outlet 
vents of both the outdoor and 
indoor units.

Keep combustible substances 
away from the units more than 
enough distance.

Mounting bracket must be sturdy
and secured.

Outdoor unit, 
especially the 
heatpump 
outdoor unit, must be installed at 
least 3-5 inches above the ground, 
to keep from possible ice being 
built up in cold weather. 

Don't step onto the top of unit.

Don't place anything atop of it.

The unit must be securely 
grounded.

The cable shall be connected to 
the grounding device in the 
home or building.

Don't attempt to install or repair the 
unit by yourself. Saving on these 
work is not worthy, since you miss 
chance to have the professional 
look into the unit for a full diagnosis 
and complete repair. Also, 
factory warranty will be lost.

Handy man may 
successfully conduct some work. 
But, it is about responsibility and 
liability. Customer will have to take 
responsibility and liability for the
DIY installation or or repair.  

Un comfortable.
Too cold or too 
warm.

Summary of Contents for LIT-WMMS-(56)-DC IVTR

Page 1: ...igroup com This product is designed and manufactured free from defects in material and workmanship for normal use and maintenance Installation operation maintenance and service shall follow profession...

Page 2: ...MGI technical support division directly at Dear Customer s End User s Unit Purchaser s Installer s Contractor s Thanks for choosing YMGI products The YMGI equipment you purchased is either a split typ...

Page 3: ...e humidity ranges installation operation maintenance service warranty parts and so on 4 Properly select correct most suitable YMGI product models of units and accessories for your HVAC applications jo...

Page 4: ...he installation 5 Supply electrical power V Ph Hz measured at wiring terminal block of Indoor unit outdoor unit 7 Wire gauge length and terminal colors between circuit breaker disconnect switch to out...

Page 5: ...ls to do these calculations correctly and get your approval before purchasing the air conditioner or heat pump equipment Any problems due to improper installing of the air conditioner heat pump system...

Page 6: ...ing the air conditioner for a long time Otherwise the accumulated dust may cause fire or electric shock Select the most appropriate temperature Don t leave windows and doors open for a long time while...

Page 7: ...lities or lack of experience and knowledge unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety 5 Children should be supervis...

Page 8: ...r Not Shown Stud Finder Dry Wall Saw Electric Drill 3 Hole Saw Drill Extension Hammer Drill and Bit Not Shown Measuring Tape Level Flash Light Screw Driver Phillps and Flat Hammer Knife Scissors Goggl...

Page 9: ...PIPE 1 For well draining the drain hose should be placed at a downward slant 2 Do not wrench or bend the drain hose or flood its end by water 3 When the long drainage hose passing through indoor shoul...

Page 10: ...ing the electric wire if the wire length is not enough please contact with the authorized service shop to buy a exclusive electric wire that is long enough and the joint on the wire are not allowed Th...

Page 11: ...AWG 12 and it should accord with UL4703 2 The MC 4 connectors should be assembled to the PV wires and the other side of the PV wires should be assembled with spade terminals ASSEMBLY OF MC 4 CONNECTO...

Page 12: ...the operation 2 Press MODE button to select the COOL HEAT not available for cooling only unit is FAN and so on to check All the functions to make sure the unit functions correctly and properly Refrig...

Page 13: ...URBO MODE INCREASE Temp Time TIMER ON TIMER OFF LIGHT SLEEP TEMP U TOUCH NOT USED NOTE2 Be sure there are no obstructions between the indoor unit and the remote control Do not drop or allow any liquid...

Page 14: ...emote press the TIMER ON button once more and the word ON will stop blinking and stay on the remote The time you would like the unit to turn on is now set TIMER OFF BUTTON This allows you to set the t...

Page 15: ...he change of swing status will also depend on the circulation sequence stated above About swing up and down Press and buttons simultaneously to lock or unlock the keyboard If the remote controller is...

Page 16: ...isconnect the electrical power at outdoor unit Before cleaning the unit t Never sprinkle water on the indoor unit and the outdoor unit Volatile liquid gasoline or the like will damage the unit So wipe...

Page 17: ...essure refrigerant and oil and line voltage The copper lines must be installed properly to prevent leakage and foreign substances from contaminating the refrigerant system 2 You will save money in the...

Page 18: ...rior to paying the contractor in full The cost of not having your unit installed properly can be more expensive than spending a little extra money that hiring the right contractor will cost Protect yo...

Page 19: ...ur unit We will be happy to assist you with any questions you may have concerning the functions of your new unit 1 Part repair or replacement after trouble shooting This is the most common and general...

Page 20: ...r installation instruction manual or come separately in the unit packaging box envelope If for any reason they are not included with your shipment contact our sales or customer service to request a co...

Page 21: ...P39 OF 40 YMGI Engineered Comfort Products for A Sustainable and Efficient Green World P40 OF 40 YMGI Engineered Comfort Products for A Sustainable and Efficient Green World...

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