Lennox INALTO Installation, Operation And Maintenance Manual
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Lennox INALTO Installation, Operation And Maintenance Manual

Ductable air treatment unit. 2581 - 27851 w, 381 - 5668 m3/h
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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

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  • Page 1 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...

  • Page 2: Table Of Contents

    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 •...

  • Page 3: General Description

    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 •...

  • Page 4: Fittings 4 Rows Coil

    133,5 2 rows coil 1/2” 1/2” 3/4” 3/4” 1” Fittings Ø 1/2” 3/4” 3/4” 1” 1” 4 rows coil (male) 3/4” 3/4” 1” 1” 1” 1/4 6 rows coil Net weight Installation, operation and maintenance / INALTO-IOM-1809-E • 3 •...

  • Page 5: Fittings 4 Rows Coil

    2100 300,5 300,5 201,5 201,5 131,5 121,5 2 rows coil 1” 1” Fittings 4 rows coil Ø 1” 1/4 1” 1/2 (male) 6 rows coil 1” 1/2 1” 1/2 Net weight Installation, operation and maintenance / INALTO-IOM-1809-E • 4 •...

  • Page 6: Installation

    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 •...

  • Page 7: Example Of Accessories Use And Compatibility

    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 •...

  • Page 8: Assembly Diagrams

    Screw TC+M5x12 UNI7687 x6 Hex nut M5 fl anged with corrugated washer DIN4161 Sizes 49 & 57 x10 Screw TC+M5x12 UNI7687 x6 Hex nut M5 fl anged with corrugated washer DIN4161 Figure 08 Installation, operation and maintenance / INALTO-IOM-1809-E • 7 •...
  • Page 9 Screw TE M5x12 UNI 5739 Sizes 49 & 57 x8 Screw TC+M5x12 UNI7687 x6 Hex nut M5 fl anged with corrugated washer DIN4161 x2 Screw TE M5x12 UNI 5739 Figure 10 Installation, operation and maintenance / INALTO-IOM-1809-E • 8 •...
  • Page 10 MOUNTING BRACKET (PAM) Size 05 to 28 x6 Self-drilling screw with tip TC+3,9x9,5 UNI6954 Figure 11 MOUNTING BRACKET (RAM) Size 05 to 28 x6 Self-drilling screw with tip TC+3,9x9,5 UNI6954 Figure 12 Installation, operation and maintenance / INALTO-IOM-1809-E • 9 •...
  • Page 11 Screw TC+M5x12 UNI7687 x6 Hex nut M5 fl anged with corrugated washer DIN4161 Sizes 49 & 57 x10 Screw TC+M5x12 UNI7687 x6 Hex nut M5 fl anged with corrugated washer DIN4161 Figure 14 Installation, operation and maintenance / INALTO-IOM-1809-E • 10 •...
  • Page 12 Screw TC+M5x12 UNI7687 x6 Hex nut M5 fl anged with corrugated washer DIN4161 Sizes 49 & 57 x10 Screw TC+M5x12 UNI7687 x6 Hex nut M5 fl anged with corrugated washer DIN4161 Figure 16 Installation, operation and maintenance / INALTO-IOM-1809-E • 11 •...
  • Page 13 Screw TC+M5x12 UNI7687 x4 Hex nut M5 fl anged with corrugated washer DIN4161 Sizes 49 & 57 x6 Screw TC+M5x12 UNI7687 x4 Hex nut M5 fl anged with corrugated washer DIN4161 Figure 18 Installation, operation and maintenance / INALTO-IOM-1809-E • 12 •...
  • Page 14 Screw TC+M5x12 UNI7687 x8 Hex nut M5 fl anged with corrugated washer DIN4161 Sizes 49 & 57 x10 Screw TC+M5x12 UNI7687 x10 Hex nut M5 fl anged with corrugated washer DIN4161 Figure 20 Installation, operation and maintenance / INALTO-IOM-1809-E • 13 •...
  • Page 15 Self-drilling screw TC+4,2x13 UNI8118 Pic. 21 SUPPLY GRILL ON RAM ASSEMBLY DIAGRAM Size 05 to 28 x6 Self-drilling screw TC+4,2x13 UNI8118 Sizes 49 & 57 x8 Self-drilling screw TC+4,2x13 UNI8118 Pic. 22 Installation, operation and maintenance / INALTO-IOM-1809-E • 14 •...
  • Page 16 Self-drilling screw TC+4,2x13 UNI8118 Pic. 23 INTAKE GRILL ON RAM ASSEMBLY DIAGRAM Size 05 to 28 x6 Self-drilling screw TC+4,2x13 UNI8118 Sizes 49 & 57 x8 Self-drilling screw TC+4,2x13 UNI8118 Pic. 24 Installation, operation and maintenance / INALTO-IOM-1809-E • 15 •...
  • Page 17 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 •...
  • Page 18 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 •...
  • Page 19 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 •...
  • Page 20 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 •...
  • Page 21 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 •...
  • Page 22 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 •...
  • Page 23 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 •...

  • Page 24: Ec Motor

    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 •...
  • Page 25 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 •...
  • Page 26 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 •...
  • Page 27 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 •...
  • Page 28 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 •...
  • Page 29 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 •...

  • Page 30: Turning The Coil

    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 •...

  • Page 31: Dismantling The Unit

    ... 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 •...
  • Page 32 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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