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INSTALLATION, OPERATION AND MAINTENANCE LENNOX participates in the ECP programme for FCU. Check ongoing validity of certifi cate : www.eurovent-certifi cation.com DUCTABLE AIR TREATMENT UNIT INALTO 2581 - 27851 W 381 - 5668 m3/h INALTO-IOM-1809-E www.lennoxemea.com...
Example of accessories use and compatibility Assembly diagrams Hydraulic connection Wiring diagrams 3-speed motor 3-speed motor + LXTFF01M controller EC motor EC motor + LXTFF01M controller Turning the coil What to do if... Dismantling the unit Installation, operation and maintenance / INALTO-IOM-1809-E • 1 •...
OR FAILURE OF THE UNIT. IT COULD ALSO REPRESENT A HAZARD Do not tread on packs. FOR THE USER. Protect hands with work gloves when dismantling the unit. Work in PAIRS if the appliance weighs more than 25 kg. Installation, operation and maintenance / INALTO-IOM-1809-E • 2 •...
Note: the screw anchors, threaded rods and whatever else is neces- sary for accomplishing the installation are NOT included in the supply of the air treatment unit. Figure 06 Installation, operation and maintenance / INALTO-IOM-1809-E • 5 •...
EXAMPLE OF ACCESSORIES USE AND COMPATIBILITY UNIT Aluminium damper Air intake grill Air supply grill Depending on the requirements, the air fi lter can have a thickness of 12/25/48 mm Installation, operation and maintenance / INALTO-IOM-1809-E • 6 •...
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Each terminal is identifi ed by the label to be found on the terminal boards. CAUTION ! FAILURE TO COMPLY WITH THE INDICATED CONNECTIONS MAY CAUSE MOTOR BURNOUT! Installation, operation and maintenance / INALTO-IOM-1809-E • 16 •...
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230V AC / 50 Hz Cross section area = 1,5 mmq Pic. 29 LEGEND: Earth (yellow/green) Common Minimum speed Medium speed Maximum speed Capacitor Motor Electric box with terminal board for fan speed control M1 Installation, operation and maintenance / INALTO-IOM-1809-E • 17 •...
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230VAC / 50 Hz Cross section area = 1 mmq Cross section area = 1,5 mmq Pic. 30 LEGEND: Earth (yellow/green) Phase Neutral Common Minimum speed Medium speed Maximum speed Power chart Capacitor Motor Installation, operation and maintenance / INALTO-IOM-1809-E • 18 •...
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Maximum speed relay Phase Medium speed relay Neutral Minimum speed relay Common Fan motor Minimum speed Fan motor Medium speed Terminal board for fan speed control M1 Maximum speed Capacitor Capacitor Installation, operation and maintenance / INALTO-IOM-1809-E • 19 •...
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Cross section area = 1 mmq Pic. 32 LEGEND: Earth (yellow/green) Common Minimum speed Medium speed Maximum speed SDP power chart (ACCESSORY NECESSARY) Capacitor Motor Terminal board for fan speed control M1 Installation, operation and maintenance / INALTO-IOM-1809-E • 20 •...
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3-SPEED MOTOR + LXTFF01M CONTROLLER LXTFF01M UNIT LIMIT Cross section area = 1,5 mmq Pic. 33 LEGEND: Earth (yellow/green) Phase Neutral Common Minimum speed Medium speed Maximum speed SDP power chart Capacitor Motor Installation, operation and maintenance / INALTO-IOM-1809-E • 21 •...
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Maximum speed relay Phase Medium speed relay Neutral Minimum speed relay Common Fan motor Minimum speed Fan motor Medium speed Terminal board for fan speed control M1 Maximum speed Capacitor Capacitor Installation, operation and maintenance / INALTO-IOM-1809-E • 22 •...
WIRING DIAGRAM Size 05 to 15 EC MOTOR POWER SUPPLY PERMANENT 230Vac/50Hz 3x1mmq FAN SPEED CONTROL 0-10 Vdc 2x0,5mmq Pic. 35 LEGEND: Earth (yellow/green) Electronic control Motor Terminal board Installation, operation and maintenance / INALTO-IOM-1809-E • 23 •...
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WIRING DIAGRAM Sizes 25 & 28 EC MOTOR UNIT LIMIT POWER SUPPLY ELECTRONIC CONTROL 230Vac/50Hz 3x1,5mmq Pic. 36 LEGEND: Earth (yellow/green) Phase Neutral Electronic control Motor Terminal board Thermal protector Installation, operation and maintenance / INALTO-IOM-1809-E • 24 •...
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Sizes 49 & 57 EC MOTOR UNIT LIMIT POWER SUPPLY ELECTRONIC CONTROL 230Vac/50Hz 3x1,5mmq Pic. 37 LEGEND: Earth (yellow/green) Phase Neutral Electronic control Electronic control Motor Motor Terminal board Thermal protector Thermal protector Installation, operation and maintenance / INALTO-IOM-1809-E • 25 •...
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EC MOTOR + LXTFZ01M CONTROLLER UNIT LIMIT LXTFZ01M 1112 Shielded and twisted cable 2x0,50 mmq Cross section area not indicated = 1,5 mmq Pic. 38 LEGEND: Earth (yellow/green) Electronic control Motor Terminal board Installation, operation and maintenance / INALTO-IOM-1809-E • 26 •...
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2x0,50 mmq UNIT LIMIT Cross section area not indicated = 1,5 mmq Pic. 39 LEGEND: Earth (yellow/green) Phase Neutral Common Minimum speed Medium speed Maximum speed Power chart Capacitor Motor Installation, operation and maintenance / INALTO-IOM-1809-E • 27 •...
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2x0,50 mmq Cross section area not indicated = 2,5 mmq Pic. 40 LEGEND: Earth (yellow/green) Phase Neutral Electronic control Electronic control Motor Motor Terminal board Thermal protector Thermal protector Installation, operation and maintenance / INALTO-IOM-1809-E • 28 •...
Please clean the air fi lter every working season of the unit or more frequently considering the unit activity. NOTE: the fi lter may also be taken out from the side or from the top. Pic. 41 Pic. 42 Installation, operation and maintenance / INALTO-IOM-1809-E • 29 •...
... the fi lter and the coil are clean no air has entered the water circuit by blee- ding from the relative valve ... the installation is correctly balanced ... the boiler/chiller is in proper working order Installation, operation and maintenance / INALTO-IOM-1809-E • 30 •...
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LENNOX DISTRIBUTION +33 4 72 23 20 20 Given the continued commitment of Lennox in producing quality products, specifi cations, features and dimensions are subject to change without notice and any liability is declined. Improper operations of installation, adjustment, modifi cation, repair or maintenance could cause damage personal injury or product.
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