Johnson Controls YIFFZC012BAEFA User Manual Download Page 10

Installation Procedure

10

Indoor Unit

Please ask the dealer or specialist to install, never try by the

users themselves. After the installation please be sure of the

following conditions.

Please call dealer to install the air-conditioner.

Incorrect installation may cause water leaking, shock and

fire hazard.

Under ceiling

2 cm

or more

Ceiling

Indoor unit

30 cm

or more

Left

Right

1.5m

SELECTING THE MOUNTING POSITION
Decide the mounting position with the customer as

follows:

(1) Install the indoor unit level on a strong wall, floor, ceiling

which is not subject to vibration.

(2) The inlet and outlet ports should not be obstructed.The

air should be able to blow all over the room.

(3) Install the unit near an electric outlet or special branch

circuit.

(4) Do not install the unit where it will be exposed to direct

sunlight.

(5) Install the unit where connection to the outdoor unit is

easy.

(6) Install the unit where the drain pipe can be easily installed.

(7) Take servicing etc. into consideration and leave the

spaces shown in the figure below. Also install the unit where

the filter can be removed.

Floor console

Air-conditioner can't be installed in the environment

with inflammable gases because the inflammable gases

near air-conditioner may cause fire hazard.

Installed electrical-leaking circuit breaker.

It easily cause electrical shock without circuit breaker.

Location

Air-conditioner should be located in well-vented and easily

accessible place.

Air-conditioner should not be located in the following places:

(1) Places with machine oils or other oil vapours.

(2) Seaside with high salt content in the air.

(3) Near hot spring with high content of sulfide gases.

(4) Area with frequent fluctuation of voltage e.g. factory,

etc.

(5) In vehicles or ships.

(6) Kitchen with heavy oil vapour or humidity.

(7) Near the machine emitting electric-magnetic waves.

(8) Places with acid, alkali vapour.

Choose the following locations:

(1) Capable of supporting air conditioner weight, don't

increase operating noise and vibration.

(2) Hot vapour from outdoor unit outlet and operating noise

don't disturb neighbour.

(3) No obstacles around the outdoor unit outlet.

TV, radio, acoustic appliances etc. are at least 1 m far away

from the indoor unit, outdoor unit, power supply wire,

connecting wire, pipes, otherwise images may be disturbed

or noises be created.

As required, take measures against heavy snow.

Connect earthing wire.

Earthing wire should not be connected to the gas pipe, water

pipe, lightning rod or phone line, incorrect earthing may

cause shock.

Use  discharge  pipe  correctly  to  ensure  efficient

discharge.

Incorrect pipe use may cause water leaking.

Earthing

Wiring

Air-conditioner should be equipped with special power supply

wire.

30 cm

or more

30 cm

or more

1.5m

1.5m

Left

Right

may be difference

Install at a place that can withstand the weight of the indoor and

outdoor units and install positively so that the units will not topple

or fall.

(1)Do not install where there is the danger of combustible gas

leakage.

(2)Do not install near heat sources.

(3)If  children  under  10  years  old  may  approach  the  unit,  take

preventive measures so that they cannot reach the unit.

The following installation parts are optional parts. Use them

as required.

INSTALLATION PARTS

Optional parts

Adhesive tape
Saddle (L.S) with screws

Drain hose

Heat insulation material

Piping hole cover

Putty

Plastic clamp

WARNING:

CAUTION:

WARNING:

CAUTION:

Outdoor unit

Indoor unit

Summary of Contents for YIFFZC012BAEFA

Page 1: ...No 0150520007 Read this manual before installation and operation Make sure that it is well kept for later reference Floor Ceiling R410A 50Hz USER S MANUAL YIFFZC012BAEFA YIFFZC018BAEFA ...

Page 2: ...Contents Cautions Safety Precautions Parts and Functions Cleaning and Care Troubleshooting Installation Procedure Test Run 3 4 6 7 8 10 22 ...

Page 3: ...ou have any question Please ensure that the pipework of your air conditioner does not get damaged prior to being picked up by the relevant waste disposal center and contribute to environmental awareness by insisting on an appropriate anti pollution method of disposal Specifications The refrigerating circuit is leak proof For all the models in this manual the all pole discon nexion connection metho...

Page 4: ...r directly to water Do not operate the air conditioner with wet hands Do not pull power supply cord Turn off power source when not using the unit for extended periods Check the condition of the installation stand for damage Do not place animals or plants in the direct path of the air flow Do not drink the water drained from the air conditioner Do not use in applications involving the storage of fo...

Page 5: ...the conditioner Incorrect installation may cause water leak electrical shock and fire hazard When conditioner is deinstalled or reinstalleddealer should be respon sible for them Incorrect installation may cause water leaking electrical shock and fire hazard Call the dealer to take measures to prevent the refrigerant from leaking If conditioner is installed in a small room be sure to take every mea...

Page 6: ...2 Emergency Switch 3 Remote Control Signal Receiver 4 Power Indicator Lamp Red 5 Operation Indicator Lamp Green 6 Timer Indicator Lamp Yellow 7 Compressor Run Lamp Green 8 Intake Grill 9 Air Filter 10 UP DOWN Air Direction Flaps 11 RIGHT LEFT Air Direction Louvers behind UP DOWN Air Direction Flaps Outdoor unit Inside of unit Compressor Air inlet Air outlet 10 11 3 9 8 1 4 5 6 7 2 3 POWER OPER TIM...

Page 7: ...ure 1 3 The Air Filters should be pushed down so that their top edges fit under the projections at the top of the Intake Grill Figure 2 Dust can be cleaned from the Air Filter either with a vacuum cleaner or by washing the filter in a solution of mild detergent and warm water If you wash the filter be sure to allow it to dry thoroughly in a shady place before reinstalling If dirt is allowed to acc...

Page 8: ...on indoor fan won t stop even if unit is stopped During unit operation or at stop a swishing or gurgling noise may be heard This noise is generated by refrigerant flowing in the system Unit will not restart after stop During unit operation a cracking noise may be heard This noise is generated by the casing expanding or shrinking because of temperature changes This is because the system circulates ...

Page 9: ...ture sensor Malfunction of indoor unit piping temperature sensor Compressor overcurrent phase sequence wrong Abnormal communication between wired controller and indoor unit Malfunction of drain system Indoor coil temperature too high in cooling mode 2 5 9 10 14 Contents of Malfunction E1 E2 E5 E8 E0 FC Sensor disconected or broken or at wrong position or short circuit Sensor disconected or broken ...

Page 10: ...Near hot spring with high content of sulfide gases 4 Area with frequent fluctuation of voltage e g factory etc 5 In vehicles or ships 6 Kitchen with heavy oil vapour or humidity 7 Near the machine emitting electric magnetic waves 8 Places with acid alkali vapour Choose the following locations 1 Capable of supporting air conditioner weight don t increase operating noise and vibration 2 Hot vapour f...

Page 11: ...ng and drain directions The piping and drain can be made in three directions as shown in the Fig 1 rear right down Remove the intake grill PREPARING INDOOR UNIT INSTALLATION When installing set to wall install the accessory wall bracket at the position shown in Fig 4 and mount the set to it Wall bracket Side of set 65 5cm 99cm 50cm 24 5cm 6 5cm 12 5cm 10cm 6 5cm 53cm 4 5cm 7cm hole 3 5cm hole The ...

Page 12: ...Drilling position for anchor bolt 200m 900m Fig 9 1 Drilling for piping Select piping and drain directions Fig 10 2 Drilling holes for anchor bolts and installing the anchor bolts When the directions are selected drill 80mm and 50mm or 150mm dia hole on the wall so that the hole is tilted downward toward the outdoor for smooth water flow Fig 11 Install the drain hose at the rear It should not be i...

Page 13: ...t side Fig 2 Insert the drain hose into the drain pan then secure the drain hose with a nylon fastener Fig 5 Wrap the insulation drain hose around the drain hose connection Fig 6 Be sure to arrange the drain hose correctly so that it is leveled lower than the drain hose connecting port of the indoor unit Fig 17 5 Installing the drain hose NO OK Piping hole Base Bottom Intake grill VT wire hole Pas...

Page 14: ...he connection pipe with pipe cutters so that the pipe is not deformed 2 Holding the pipe downward so that cuttings cannot enter the pipe remove the burrs 3 Remove the flare nut from the indoor unit pipe and outdoor unit and assemble as shown in Table1 and insert the flare nut onto the pipe and flare with a flaring tool 4 Check if the flared part L Fig 1 is spread uniformly and that there are no cr...

Page 15: ...r inlet Air inlet Case Distance Unit mm open open open 500 150 150 300 300 0 L1 L2 L3 I II III Place where air circulates Place free from heat radiation from other heat sources Place where drain water may be discharged Place where noise and hot air may not disturb the neighborhood Place where there is not heavy snowfall in the winter time Place where obstacles do not exist near the air inlet and a...

Page 16: ...re nuts to the pipes to be connected then flare the pipes 90 0 5 4 Refrigerant piping Outdoor unit Gas pipe Liquid pipe Flare connection Indoor unit 3 way stop valve 3 way stop valve YIFFYC018BAEFA Liquid pipe 9 52x0 8mm Gas pipe 15 88x1 0mm YIFFYC012BAEFA YIFFYC018BAEFA YIFFYC012BAEFA YIFFYC018BAEFA 2 way stop valve YIFFYC012BAEFA ...

Page 17: ...id pipe 9 52mm Gas pipe 19 05mm 14 2 17 2N m 61 8 75 4N m 32 7 39 9N m 97 2 118 6N m Gas pipe 12 7mm 49 5 60 3N m Outdoor Unit After finishing connection of refrigerant pipe it shall perform air tightness test The air tightness test adopts nitrogen tank to give pressure according to the pipe connection mode as the following figure shown The gas and liquid valve are all in close state In order to p...

Page 18: ...lve totally closed Gas side Low pressure peizometer High pressure peizometer Meter separator VL VH Flare part Flare part P It shall use the vacuum pump of lower than 14 6PSI high vacuum degree and large air discharging over 40l min The vacuumizing time depends on the length of the connecting pipe generally is 1 2 hours When vacuumizing it shall be confirmed both gas and liquid side valves are clos...

Page 19: ... a screwdriver remove the terminal screw s on the terminal board 3 Using a round terminal fastener or pliers securely clamp a round terminal to each stripped wire end 4 Position the round terminal wire and replace and tighten the terminal screw using a screw driver Insulation Strip 25mm Loop A Solid wire Terminal board Screw with special washer Round terminal Wire Screw with special washer Round t...

Page 20: ...OFF ELECTRIC POWER AT CIRCUIT BREAKER OR POWER SOURCE BEFORE MAKING ANY ELECTRIC CONNECTIONS GROUND CONNECTIONS MUST BE COMPLETED BEFORE MAKING LINE VOLTAGE CONNECTIONS WARNING Selection of size of power supply and interconnecting wires Precautions for Electric wiring Select wire sizes and circuit protection from table below This table shows 20 m length wires with less than 2 voltage drop Electric...

Page 21: ... WIRED ACCORDING TO FIG 1 FIG 2 INCORRECT WIRING CAUSE EQUIPMENT DAMAGE N R S T Wiring procedure 1 Remove set screws on the side before taking off the front panel toward the direction shown in figure 2 Connect wires to the terminal block correctly and fix the wires with a wire clamp equipped nearby the terminal block 3 Route the wires in a proper way and penetrate the wires through the opening for...

Page 22: ... to use air louvers 3 Give the operation and installation manuals to the customer 1 Before starting test run for Heat pump models Test run Confirm whether the power source breaker main switch of the unit has been turned on for over 12 hrs to energize the crankcase heater in advance of operation 2 Test run Run the unit continuously for about 30 minutes and check the following Suction pressure at ch...

Page 23: ......

Page 24: ...YHFFXCBB 150414 2015 Johnson Controls lnc www johnsoncontrols com Johnson Controls reserve the right to change product features without prior notice ...

Reviews: