Vents-us Quietline User manual

AXIAL FAN
User’s manual
www.vents-us.com
Quietline (120V/60Hz)
EN

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CONTENTS
Delivery set............................................................................................................................................................................................................................................. 6
Brief description .................................................................................................................................................................................................................................. 6
Modifications ........................................................................................................................................................................................................................................ 6
Operating guidelines ....................................................................................................................................................................................................................... 7
Designation key ................................................................................................................................................................................................................................. 8
Mounting................................................................................................................................................................................................................................................. 9
Electronic control logic................................................................................................................................................................................................................... 9
Timer adjustment .............................................................................................................................................................................................................................. 11
Technical maintenance................................................................................................................................................................................................................... 12
Storage and transportation regulations............................................................................................................................................................................... 12
Manufacturer’s warranty................................................................................................................................................................................................................ 13

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This user’s manual is a main operating document, intended for technical, maintenance, and operating staff.
The manual contains information about the purpose, technical details, operating principle, design, and installation of the
Quietline unit and all of its modifications.
Technical and maintenance staff must have theoretical and practical training in the field of ventilation systems and should
be able to work in accordance with workplace safety rules as well as construction norms and standards applicable in the
territory of the country.
The information in this user’s manual was correct at the time of the document’s preparation.
The Company reserves the right to modify the technical characteristics, design, or configuration of its products at any time
in order to incorporate the latest technological developments.
No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means in any
information search system or translated into any language in any form without the prior written permission of the Company.
READ THE USER’S MANUAL CAREFULLY BEFORE PROCEEDING WITH INSTALLATION WORKS.
COMPLIANCE WITH THE MANUAL REQUIREMENTS ENSURES RELIABLE OPERATION AND LONG
SERVICE LIFE OF THE UNIT.
KEEP THE USER’S MANUAL AVAILABLE AS LONG AS YOU USE THE UNIT. YOU MAY NEED TO RE-
READ THE INFORMATION ON THE PRODUCT SERVICING.
READ AND SAVE THESE INSTRUCTIONS

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FOLLOW THE USER’S MANUAL REQUIREMENTS TO ENSURE DURABLE AND
TROUBLE-FREE OPERATION OF THE UNIT.
Disconnect the unit from power supply prior to any connection, servicing, maintenance, and repair
operations.
Only qualied electricians with a work permit for electrical units up to 1000 V are allowed
for installation and maintenance. The present user’s manual should be carefully read
before beginning works.
• Single-phase power mains must comply with the acting local electrical norms and standards.
• Fixed electrical wiring must be equipped with an automatic circuit breaker.
• The unit must be connected to power mains through a QF automatic circuit breaker integrated
into the fixed wiring system. The gap between the circuit breaker contacts on all poles must be
not less than 3 mm. Check the unit for any visible damages of the impeller and the casing before
starting installation. The casing internals must be free of any foreign objects that can damage the
impeller blades.
• While mounting the unit, avoid compression of the casing! Deformation of the casing may result
in the motor jam and noisy operation. Misuse of the unit and any unauthorised modifications are
not allowed.
• Take steps to prevent ingress of smoke, carbon monoxide, and other combustion products into
the room through open chimney flues or other fire-protection devices. Sufficient air supply must
be provided for proper combustion and exhaust of gases through the chimney of fuel burning
equipment to prevent back drafting. Transported air must not contain any dust or other solid

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impurities, sticky substances, or fibrous materials.
• Do not use the unit in a hazardous or explosive environment containing spirits, gasoline,
insecticides, etc.
• Do not close or block the intake or extract vents in order to ensure the efficient air flow.
• Do not sit on the unit and do not put objects on it.
• The unit is allowed to be used by children aged from 8 years old and above and persons with
reduced physical, sensory, or mental capabilities or no experience and knowledge provided that
they have been given supervision or instruction regarding safe use of the unit and understand
the risks involved.
• Do not allow children to play with the unit.
THE PRODUCT MUST BE DISPOSED SEPARATELY AT THE END OF ITS SERVICE LIFE.
DO NOT DISPOSE THE UNIT AS UNSORTED MUNICIPAL WASTE.

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DELIVERY SET
Fan — 1 pc.
Screws and dowels — 4 pcs.
Screws for retaining cable clamp* — 2 pcs.
Fixing bracket (applicable for Quietline-k) — 1 pc.
Plastic screwdriver (only for the models with timer) — 1 pc.
Cable clamp* — 1 pc.
User’s manual — 1 pc.
Packing box — 1 pc.
_____________
* - except for the models with a power cable
BRIEF DESCRIPTION
The products is an axial fan for exhaust or supply ventilation of small to medium-sized premises. The fan is designed for
connection to 100, 125 and 150 mm air ducts.
MODIFICATIONS:
Quietline k: fan with a fixing bracket
Quietline R: fan with a power cable and a plug
Quietline T: fan with a controllable timer (for details please refer to electronic control logic)
Quietline K: fan with a back valve to prevent back air flow during the fan standby
Quietline DUO: fan with a two speed motor
Quietline Extra: fan with a high-powered two speed motor
Quietline Q: fan with a low-speed motor
Quietline 12: fan with a safe voltage 12V / 50 Hz motor
CAUTION! FOR GENERAL VENTILATING USE ONLY. DO NOT USE TO EXHAUST HAZARDOUS OR
EXPLOSIVE MATERIALS AND VAPORS

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OPERATION GUIDELINES
The fan is rated for connection to AC single-phase 120 V/60 Hz power supply.
Quietline 12 and is rated for connection to 12 V, 50 Hz power mains directly or to AC 120 V, 60 Hz power supply via a step-down
transformer, for example, TRF 120/12-25 (not included in the delivery set, available upon separate order). The fan is rated for
operation at the ambient air temperature from +41 ˚F to +104˚F Ingress protection rating against access to hazardous parts
and water ingress is IP X4. The fan requires no grounding.
WARNING: NOT SUITABLE FOR USE WITH SOLID-STATE SPEEDCONTROLS
AVERTISSEMENT : NE CONVIENT PAS A DES REGULATEURS DE VITESSE A SEMI-CONDUCTEURS.

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DESIGNATION KEY
Quietline k 100 Т X A
Colour
_ — white
Motor modication
_ - standard capacitor motor
DUO - fan with a two speed motor
Extra - fan with a high-powered two speed motor
Q - fan with a low-speed motor (с расщепленными полюсами)
12 - safety extra low voltage of 12 V/50 Hz
Additional options
T - fan with a controllable timer (for details please refer to electronic control logic)
К- K - fan with a back valve to prevent back air flow during the fan standby
Р- fan with a power cable and a plug
Outlet duct diameter [mm]
Built-in option
k- fan with a fixing bracket

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MOUNTING
The fan is designed for vertical or horizontal installation and connection to a round air duct of a matching diameter, Fig. 1-3
Attention! In case of vertical mounting the fan must be protected against ingress of rainfalls and condensate inside the fan.
Fan installation with direct air discharge upwards is not allowed, Fig. 3.
Use the supplied fixing bracket for mounting.
Attachment of the fixing bracket to the fan is shown in Fig. 4.
Fan mounting steps are shown in Fig. 5-12.
Wiring options are shown in Fig. 13-16.
WARNING – TO REDUCE THE RISK OF FIRE, ELECTRIC SHOCK, OR INJURY TO PERSONS, OBSERVE THE
FOLLOWING:
• Use this unit only in the manner intended by the manufacturer. If you have questions, contact the
manufacturer.
• Before servicing or cleaning unit, switch power off at service panel and lock the service disconnecting
means to prevent power from being switched on accidentally. When the service disconnecting means
cannot be locked, securely fasten a prominent warning device, such as a tag, to the service panel.
• Installation work and electrical wiring must be done by qualified person(s) in accordance with all applicable
codes and standards, including fire-rated construction.
• When cutting or drilling into wall or ceiling, do not damage electrical wiring and other hidden utilities.
• Ducted fans must always be vented to the outdoors. e) If this unit is to be installed over a tub or shower,
it must be marked as appropriate for the application and be connected to a GFCI (Ground Fault Circuit
Interrupter) – protected branch circuit”
• If this unit is to be installed over a tub or shower, it must be marked as appropriate for the application and
be connected to a GFCI (Ground Fault Circuit Interrupter) – protected branch circuit

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ELECTRONIC CONTROL LOGIC
Quietline T starts operation as the external switch supplies a control signal to the LT input terminal, for instance, during
switching the light on. After the control signal is off the fan continues operating for the set time as adjusted from 2 to 30
min and then stops.
Quietline T DUO / Quietline 150 Extra T have four operation modes. The operation mode is selected by setting the DIP
switch into a respective position. Use the supplied plastic screwdriver to set the DIP-switch to a required position.
ON
12
Operation mode 1 (single-speed mode)
The fan is turned off in the initial position. The fan starts operating at speed 2 as the external switch
supplies a control signal to the LT input terminal, for instance, during switching the light on. After
the control signal is off the fan continues operating for the set time as adjusted from
2 to 30 min and then turns off.
ON
12
Operation mode 2 (single-speed mode)
The fan is turned off in the initial position. The fan starts operating at speed 1 as the external switch
supplies a control signal to the LT input terminal, for instance, during switching the light on. After
the control signal is off the fan continues operating for the set time as adjusted from
2 to 30 min and then turns off.
DO NOT USE A METAL SCREWDRIVER, KNIFE, ETC. FOR ADJUSTMENT
OPERATIONS NOT TO DAMAGE THE CIRCUIT BOARD.

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ON
12
Operation mode 3 (two-speed mode)
The fan operates at speed 1 in the initial position. The fan starts operating at speed 2 as the external
switch supplies a control signal to the LT input terminal, for instance, during switching the light on.
After the control signal is off the fan continues operating for the set time as adjusted from 2 to 30
min and then switches to speed 1.
ON
12
Operation mode 4 (two-speed mode)
The fan operates at speed 1 in the initial position. The fan switches to speed 2 after elapse of the set
time as adjusted from 1 to 15 hours and runs at the speed 2 from 2 to 30 min, then returns to the
speed 1. The fan starts operating at speed 2 as the external switch supplies a control signal to the
LT input terminal, for instance, during switching the light on. After the control signal is off the fan
continues operating for the set time as adjusted from 2 to 30 min and then switches to speed 1.
ATTENTION! By default the operation mode 1 is activated.
Another operation mode may be selected during mounting of the fan or during its operation.

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TIMER ADJUSTMENT
Quietline T (Fig. 17)
Toff
To adjust the fan turn-off delay time, rotate the control knob To clockwise to increase and counter-
clockwise to decrease the turn-off delay time respectively, adjustable from 2 up to 30 minutes.
Quietline T DUO / Quietline 150 Extra T (Fig. 18)
Operation modes 1, 2 and 3
Ton
To adjust the fan turn-on delay time or the speed switch time for the operation mode 3, rotate the control
knob Ton clockwise to increase and counter-clockwise to decrease the turn-on delay time respectively,
adjustable from 0 up to 2 minutes.
Toff
To adjust the fan turn-off delay time or the speed switch time for the operation mode 3, rotate the control
knob To clockwise to increase and counter-clockwise to decrease the turn-off delay time respectively,
adjustable from 2 up to 30 minutes.
Operation mode 4
Tint
To adjust the interval operation time, rotate the control knob Tint clockwise to increase and counter-
clockwise to decrease the switching time respectively, adjustable from 1 up to 15 hours
T
off&HS time
To adjust the operation time at the speed 2 and turn-off delay time for activation of the speed 1 after
turning the switch off, rotate the control knob Toff&HS time clockwise to increase and counter-clockwise to
decrease respectively, adjustable from 2 up to 30 minutes..
Warning! The timer circuit is live! Disconnect the fan from power supply prior to any adjustment operations. A supplied
specially designed plastic screwdriver is included in the delivery set. Use it to change the timer settings. Do not use a metal
screwdriver, knife, etc. for adjustment operations not to damage the circuit board.

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TECHNICAL MAINTENANCE
Cut off power supply to the fan and take steps to prevent unintentional power supply activation before completion of the
maintenance operations.
The fan maintenance periodicity is at least once per 6 months, depending on operation conditions.
Maintenance works include regular cleaning of the fan surfaces of dust and dirt and checking reliability of electrical connections.
Follow the applicable local maintenance safety requirements.
WARNING! Do not allow water or liquid come into contact with electric components!
• Store the unit in the manufacturer’s original packaging box in a dry closed ventilated premise with temperature range
from +41 ˚F to +104˚F .
• Storage environment must not contain aggressive vapours and chemical mixtures provoking corrosion, insulation, and
sealing deformation.
• Use suitable hoist machinery for handling and storage operations to prevent possible damage to the unit.
• Follow the handling requirements applicable for the particular type of cargo.
• The unit can be carried in the original packaging by any mode of transport provided proper protection against precipitation
and mechanical damage. The unit can be transported only in the working position.
• Avoid sharp blows, scratches, or rough handling during loading and unloading.
• Prior to the initial power-up after transportation at low temperatures allow the unit to warm up at room temperature for
at least 3-4 hours.
STORAGE AND TRANSPORTATION REGULATIONS

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MANUFACTURER’S WARRANTY
Production meets standard operating requirements in the USA and Canada.
VENTS-US warrants to the original purchaser of the unit that it will be free from defects in materials or workmanship for a
period of 60 months from the date of original purchase. The VENTS-US warrants to the original purchaser of the unit that
the integrated control unit will be free from defects in materials and workmanship for a period of 60 months from the date
of original purchase.
THERE ARE NO OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO,
IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
During the stated warranty period, VENTS-US will, at its option, repair or replace, without charge, any product or part which
is found to be defective under normal use and service. This warranty does not cover (a) normal maintenance and normal
service or (b) any products or parts which have been subject to misuse, negligence, accident, improper maintenance or
repair (other than by VENTS-US), faulty installation or negligence, accident, improper maintenance or repair (other than by
VENTS-US), faulty installation or installation contrary to recommended installation instructions. Labor to remove and replace
products is not covered. The duration of any implied warranty is limited to the time period specified for the express warranty.
Some states do not allow limitations on how long an implied warranty lasts, so the above limitation may not apply to you.
VENTS US OBLIGATION TO REPAIR OR REPLACE, AT VENTS US OPTION, SHALL BE THE PURCHASER’S SOLE
AND EXCLUSIVE REMEDY UNDER THIS WARRANTY. VENTS US SHALL NOT BE LIABLE FOR INCIDENTAL,
CONSEQUENTIAL OR SPECIAL DAMAGES ARISING OUT OF OR IN CONNECTION WITH PRODUCT USE OR
PERFORMANCE.

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Some states do not allow the exclusion or limitations of incidental or consequential damages, so the above limitation or
exclusion may not apply to you. This warranty gives you specific legal rights, and you may also have other rights which vary
from state to state. This warranty supersedes all prior warranties. If proof of sales date is absent, warranty period is calculated
from the production date. The unit can be exchanged at the following address:
Bodor Vents, LLC DBA: VENTS-US
11013 Kenwood Road Cincinnati, Ohio 45242
Phone: [phone]
e-mail: [email protected]
Please follow guidelines in this manual for product problem-free operation.
FOLLOWING THE REGULATIONS STIPULATED HEREIN WILL ENSURE A LONG AND TROUBLE-FREE
OPERATION OF THE UNIT.
USER’S WARRANTY CLAIMS SHALL BE SUBJECT TO REVIEW ONLY UPON PRESENTATION OF THE
UNIT, THE PAYMENT DOCUMENT AND THE USER’S MANUAL WITH THE PURCHASE DATE STAMP.

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3
1
4
2
1
3
2

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QF
L N
6
7 8
910
5

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11 12
13 14
15 16
2
1
S
QF
L
N
QF
N
N
L
L
LT
S
1
2
3
S
N
L
QF Sspeed
QF 1
N
3
L
2
SLT
N
L
13 14
15 16
Wiring diagrams
2 - speed 2
3 - speed 1
Quietline
Quietline Т
Quietline DUO / Quietline 150 Extra
Quietline Т DUO / Quietline 150 Extra Т

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18
17
+
-
2 min 30 min
Toff
+
-
2 min 30 min
Toff & HS time
+
-
0 min 2 min
Ton
OR
+
-
1 hour 15 hour
Tint
Quietline Т
Quietline Т DUO / Quietline 150 Extra Т

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