Toshiba RAV-SM2242DT-E manual

AIR CONDITIONER (SPLIT TYPE) Indoor Unit Model name: Concealed Duct Hi gh Static Pressure Type RAV-SM2242DT-E RAV-SM2802DT-E Installation Manual Installation Manual Air conditioner (Sp lit type) 1 English Manuel d’installatio n Climatiseur (Type s plit) 41 França is Installationsanleitung Klimagerät (Split -typ) 81 Deuts ch Manuale di installaz[...]

–1– Concealed D uct High Static P ressure Installation Ma nual Original instru ction Contents 1 PRECAUTIONS FOR SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2 ACCESSORY PARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 3 SELECTION OF [...]

–2– Concealed D uct High Static P ressure Installation Ma nual EN Thank you for purchasing this Toshiba air co nditioner. Please read carefully through these instructi ons that contain important information which comp lies with the “Machinery” Directive (Directive 2006/42/EC), and ensure that you under stand them. Some of the details provid[...]

–3– Concealed D uct High Static P ressure Installation Ma nual Definition of Pr otective Gear When the air conditioner is to be transported, inst alled, maintained, repaired or removed, w ear protective gloves and ‘safety’ work clothing. In addition to such normal protective gear, wear the protective gear described below when undertaking th[...]

–4– Concealed D uct High Static P ressure Installation Ma nual EN ! Warning Indication s on the Air Condit ioner Unit Warning indic ation Description WARNING ELECTRICA L SHOCK HAZ ARD Disconnect all re mote electric po wer supplies be fore servicin g. WARNING Moving parts. Do not opera te unit with grille removed. Stop the unit bef ore the serv[...]

–5– Concealed D uct High Static P ressure Installation Ma nual 1 PRECAUTIONS FO R SAFETY WARNING General • Before starting to install the air conditioner, read carefully through the Installation Manual, and follow its instructions to install the air conditioner. • Only a qualified installer(*1) or qualified service person(*1) is allowed to [...]

–6– Concealed D uct High Static P ressure Installation Ma nual EN Refrigerant pip ing • Install the refrigerant pipe securely during the in stallation work before operating the air conditione r. If the compressor is operated with the valve open and without refrigerant pipe, the compressor sucks air and the refr igeration cycles is over pressu[...]

–7– Concealed D uct High Static P ressure Installation Ma nual CAUTION New Refrigerant Ai r Conditione r Installa tion • THIS AIR CONDITIONER ADOPTS TH E NEW HFC REFRIGERANT (R410A) WHICH DOES NOT DEST ROY OZONE LAYER. • The characteristics of R410A refrigerant are; easy to absorb water, oxidizing membrane or oil, and its pres sure is appro[...]

–8– Concealed D uct High Static P ressure Installation Ma nual EN 2 ACCESSORY PARTS Part name Q’ty Shape Usage Installation Manu al 2 This manual (Be sure to ha nd over to custo mers) (For other lang uages that d o not appear in this Installation M anual, please refer to the enclosed CD- R.) Owner’s Ma nual 1 (Be sure to ha nd over to custo[...]

–9– Concealed D uct High Static P ressure Installation Ma nual 3 SELECTION OF I NSTALLATION P LACE Upon approval of the customer, install the air conditioner in a place that satisfies the following conditions. • Place where the unit can be instal led horizontally. • Place where a sufficient serv icing space can be ensured for safety mainten[...]

– 10 – Concealed D uct High Static P ressure Installation Ma nual EN ! Installation spa ce (Unit: mm) Reserve space required for maintenance the i ndoor unit and service wo rk. REQUIREMENT 1. Attach the optional accessories (drain-up kit etc.) on the u nit before installing the unit. A lso, set the check port wi th carrying in port to the side [...]

– 11 – Concealed D uct High Static P ressure Installation Ma nual 4 INSTALLATION WARNING • Install the air conditioner certainly to sufficiently withstand the weight. • If the strength is insufficient, t he unit may fall down resulting in human injur y. • Perform a specified installation work to guard agains t strong wind or earthquake. ?[...]

– 12 – Concealed D uct High Static P ressure Installation Ma nual EN ! Installation of h anging bolt • Consider the piping/wiring aft er the unit is hung when determining the location o f the indoor unit i nstallation and orientation. • After the location of the indoor unit installation has been determined, install hanging bolts. • For th[...]

– 13 – Concealed D uct High Static P ressure Installation Ma nual ! Diagrams for maki ng connecting fl anges (Unit: mm) The connecting flange (Incl. the fix ing screw) is not supplied to the indoor unit. When the connecting flange is necessary, produce them in locally. Drawing figure is as follows. (Material: Galvanized steel plate, thickness o[...]

– 14 – Concealed D uct High Static P ressure Installation Ma nual EN ! Duct design 1. I n order to prevent short circuits, design the duct installation, so that the intake and d ischarge openings are not adjacent to each ot her. 2. The indoor unit does not have a bu ilt-in air filter. Make sure to set up the filter chambe r etc. and install the[...]

– 15 – Concealed D uct High Static P ressure Installation Ma nual 5 FAN CHARACTERIS TICS Current value as a criterion, adjust the air volu me value to become within the range of the chart below. <RAV-SM2242 Type> 4 4.5 5 5.5 6 6.5 7 7.5 8 3000 2800 3400 3800 4200 4400 2880 3200 3600 4000 4320 5 50 100 150 200 250 300 Air volume (m³/h) Lo[...]

– 16 – Concealed D uct High Static P ressure Installation Ma nual EN REQUIREMENT Add a air volume damper to the air supply duct, and ad just the air volume in the range from 80% to 120% of the standard air volume. <RAV-SM2802 Type> 4 4.5 5 5.5 6 6.5 7 7.5 8 8.5 3400 3200 3800 4200 4600 5000 5200 3360 3600 4000 4400 4800 5040 5 50 100 150 [...]

– 17 – Concealed D uct High Static P ressure Installation Ma nual ! Wire connectio n change of fan motor This duct is composed of 3 fan motors. To change external static pressure by duct resistance, connect the 3 co nnectors of the orange lead wires that are connected to the underside of the fan tap chang ing terminal block to the same number ([...]

– 18 – Concealed D uct High Static P ressure Installation Ma nual EN 6 DRAIN PIPING W ORK CAUTION Following t he Instal lation Manual, perform the drain piping work that w ater i s properly drained, and apply a heat insulation not to cause a dew condensation. Inappropriate piping work may cause the water l eakage in the room and wet of furnitur[...]

– 19 – Concealed D uct High Static P ressure Installation Ma nual ! Pipe material, siz e and insulator The following materials for piping work an d insulating process are procured locally. ! Connecting dra in pipe REQUIREMENT • Using adhesive agent for vinyl chl oride, connect the hard vinyl chloride pipes certa inly so that water does not le[...]

– 20 – Concealed D uct High Static P ressure Installation Ma nual EN ! Check the drainin g Check if the water can flow out properly during the test run. Also, check if no water leakage fro m the piping connection port. REQUIREMENT • Do drain test even if installat ion of heating season. • Pour water into the drain pan port of the air inlet [...]

– 21 – Concealed D uct High Static P ressure Installation Ma nual ! Heat insulating p rocess • After drain check, covering t he heat insulator for drain connecting section, wrap the drain pi pe with heat insulator (Locally procured) without clearance from the end of the d rain pipe connecting port of the indoor unit. Heat insulation (Locally [...]

– 22 – Concealed D uct High Static P ressure Installation Ma nual EN 7 REFRIGERANT PIPIN G AND EVACUATING ! Refrigerant Pip ing 1. I f the outdoor units are to be m ounted on a wall, make sure tha t the support ing platform is su fficiently strong. The platf orm should be desig ned and manufactured to m aintain its s trength over a long period [...]

– 23 – Concealed D uct High Static P ressure Installation Ma nual Tightening connect ion CAUTION Do not apply excessive torque. Otherwise, the nut may crack depending on the conditions. ▼ Tightening torque of flare pipe connections Pressure of R410A is higher than that of R22. (Approx. 1.6 times) Therefore, using a torque wrench, tighten the [...]

– 24 – Concealed D uct High Static P ressure Installation Ma nual EN Refrigerant amount to be added For addition of the refrigerant, add refri gerant “R410A” referring to the attached Installati on Manual of outdoor unit. Be sure to use a scale to charge the refriger ant of specified amount. REQUIREMENT • Charging an excessive or too litt[...]

– 25 – Concealed D uct High Static P ressure Installation Ma nual 8 ELECTRICAL CONNECTI ON WARNING 1. Using the speci fied wires, ensure to con nect the wires, a nd fix wires secure ly so that the external tensi on to the wires do not affect the connecting part o f the terminals . Incomplete connec tion or fixati on may cause a f ire, etc. 2. B[...]

– 26 – Concealed D uct High Static P ressure Installation Ma nual EN ! Wire connection REQUIREMENT • Be sure to connect the wires matching the terminal numbers. Incorre ct connection causes a trouble. • Be sure to pass the wires through th e bushing of wire connection holes of the indoor unit. • Keep a margin (Approx. 100mm) on a wire to [...]

– 27 – Concealed D uct High Static P ressure Installation Ma nual ! Remote Controll er Wiring • Strip off approx. 9mm the wire to be connected. • Non polarity, 2 core wire is used for wiring of the remote controller. (0.5mm² to 2.0mm² wires) Wiring diagram Group control R (L) 10 40 10 30 S (N) Indoor fan power supply wire (Unit: mm) 10 30[...]

– 28 – Concealed D uct High Static P ressure Installation Ma nual EN 9 APPLICABLE CON TROLS REQUIREMENT • When you use this air conditioner for the first time, it takes approx. 5 minutes until the remote controller becomes available after power-on. This is normal. <When power is turned on for the first time after installation> It takes [...]

– 29 – Concealed D uct High Static P ressure Installation Ma nual Procedure 6 When settings have been completed, push button to determine the settings. When b utton is pushed, “S ETTING” flashes and th en the display content disappears and the air conditioner ente rs the normal stop mode. (While “SETTING” is flashing, no operation of th[...]

– 30 – Concealed D uct High Static P ressure Installation Ma nual EN ! Remote controller switch monitoring function This function is available to call the service monitor mode from the remote controller durin g a test run to acquire temperatures of sensors of the r emote controller, indoor unit, and outdoor unit. 1. P ush and buttons simultaneo[...]

– 31 – Concealed D uct High Static P ressure Installation Ma nual ! Group control Group control for system of mu ltiple units One remote controller can co ntrol up to 8 indoor units as a group. ▼ Group control in single system • For wiring procedure and wiring method of the individual line (Identical refrigerant line) sy stem, refer to “E[...]

– 32 – Concealed D uct High Static P ressure Installation Ma nual EN Procedure exampl e 1 Manual address setup procedure While the operation stops, change the set up. (Be sure to stop the operation of the unit.) Procedure 1 Push simultaneously + + buttons for 4 seconds or more. After a while, the display pa rt flashes as shown below. Check the [...]

– 33 – Concealed D uct High Static P ressure Installation Ma nual Procedure 6 If there is other i ndoor unit to be changed, repe at procedure 2 to 5 to change the setup. When the above setup has finishe d, push to select the indoor UNIT No. before change of setup, specify COD E No. [ 12 ], [ 13 ], [ 14 ] in order with TEMP. / buttons, and then [...]

– 34 – Concealed D uct High Static P ressure Installation Ma nual EN ! 8°C Operation Pre-heating operation can be set for cold regions where room temperature drops to below zero. Procedure 1 Push simultaneously + + buttons for 4 seconds or more when the air conditioner is not working. After a while, the d isplay part flashes as shown below. C [...]

– 35 – Concealed D uct High Static P ressure Installation Ma nual 10 TEST RUN ! Before test run • Before turning on the power supply, carry out the following procedure. 1) Usi ng 500V-megger, check that resistance of 1M ! or more exists between the terminal block 1 to 3 and the earth (grounding). If resistance of less than 1M ! is detected, d[...]

– 36 – Concealed D uct High Static P ressure Installation Ma nual EN 11 MAINTENANCE CAUTION When connecting a return air duct to the unit , the cleaning method of the air filter differs acco rding to the construction of duct end. Ask a qualified installer or qualified service person. <Daily maintenance > Cleaning of air filter 1. If is di[...]

– 37 – Concealed D uct High Static P ressure Installation Ma nual Maintenance List Part Unit Check (visual/au ditory) Maintenance Heat exchange r Indoor/ outdoor • Dust/dirt clogging, scratches • W ash the heat ex changer whe n it is clogged. Fan motor Indoor/outdoor • Sound • Take appropria te measures w hen abnormal sound is generated[...]

– 38 – Concealed D uct High Static P ressure Installation Ma nual EN 12 TROUBLESHOOTI NG ! Confirmation an d check When an error occurred in the air conditioner, an error code and indoor UNIT No. appear on the display part of the remote controller. The error code is only displayed during t he operation. If the display disappears, operate the ai[...]

– 39 – Concealed D uct High Static P ressure Installation Ma nual ! Error codes and pa rts to be checked Wired remote controller display Main defective par ts Judging device Parts to be checked / error description Air conditio ner status Indication E01 No header remote con troller Remote controller Incorrect remote controller setting -- - The h[...]

– 40 – Concealed D uct High Static P ressure Installation Ma nual EN : The air conditioner automatically enters the auto-address setting mod e. L20 LAN communicat ion error Network adapter central control Address setting, central control remote contr oller, network adapter --- Duplication of address in central contr ol communication Auto-reset [...]