Wilo Yonos MAXO Installation And Operating Instructions Manual
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Summary of Contents for Wilo Yonos MAXO
- Page 1 Pioneering for You Wilo-Yonos MAXO/-D/-Z Installation and operating instructions 2226410 • Ed.01/2022-08...
- Page 2 Yonos MAXO https://qr.wilo.com/155 Yonos MAXO-D https://qr.wilo.com/156 Yonos MAXO-Z https://qr.wilo.com/186...
- Page 3 Fig. I: Fig. II: Fig. III Fig. IV Fig. V Fig. VI...
- Page 4 Fig. VII Fig. VIII Fig. IX Fig. X Fig. XI Fig. XII...
- Page 5 Fig. XIII Fig. XIV Fig. XV Fig. XVI...
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Page 7: Table Of Contents
Preparing the installation....... 20 Installation.......... 21 Electrical connection ........ 24 Requirements........... 24 Connection options ........ 25 Twin-head pumps........ 26 Collective fault signal (SSM) .... 26 Connect ............ 26 Put into operation ........... 27 Venting ............. 27 Flush............ 27 Installation and operating instructions • Wilo-Yonos MAXO/-D/-Z • Ed.01/2022-08... -
Page 8: General Information
Subject to change Wilo shall reserve the right to change the listed data without notice and shall not be liable for technical inac- curacies and/or omissions. The illustrations used may differ from the original and are intended as an example representation of the device. -
Page 9: Identification Of Safety Instructions
Failure to follow instructions can lead to property damage and pos- sible total loss. • NOTICE! Useful information on handling the product Symbols These instructions use the following symbols: General danger symbol Danger of electric voltage Installation and operating instructions • Wilo-Yonos MAXO/-D/-Z • Ed.01/2022-08... -
Page 10: Personnel Qualifications
• Before commencing work, disconnect the product from the mains and secure it against being switched on again. Installation and operating instructions • Wilo-Yonos MAXO/-D/-Z • Ed.01/2022-08... -
Page 11: Operator Responsibilities
Direction of rotation arrow/symbol for direction of flow • Labelling of connections This device can be used by children from 8 years of age as well as people with reduced physical, sensory or mental capacities or lack of Installation and operating instructions • Wilo-Yonos MAXO/-D/-Z • Ed.01/2022-08... -
Page 12: Transportation And Storage
Intended use Intended use also includes observing these instructions and the specifications and markings on the pump. Any use beyond the intended use is considered misuse and will void any warranty claims. Installation and operating instructions • Wilo-Yonos MAXO/-D/-Z • Ed.01/2022-08... - Page 13 Because of the materials used in their construction, pumps of the Wilo-Yonos MAXO series are unsuitable for use in applications involving drinking water or foodstuffs. Yonos MAXO-Z (drinking water application) Circulators from the Wilo-Yonos MAXO series may only be used for pumping liquids in domestic hot water cir- culation systems. Permitted fluids •...
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Page 14: Misuse
Risk of fatal injury from magnetic field! When dismantled, the permanent magnet rotor inside the pump can pose a risk of fatal injury for people with medical implants (e.g. pacemakers). • Never remove the rotor. Installation and operating instructions • Wilo-Yonos MAXO/-D/-Z • Ed.01/2022-08... -
Page 15: Description Of The Pump
Operating button Plug Table 1: Description of the pump The high-efficiency pumps Wilo-Yonos MAXO, Wilo-Yonos MAXO-D and Wilo-Yonos MAXO-Z in the version with flange or threaded pipe union are glandless pumps with a permanent magnet rotor and integrated differ- ential pressure control. -
Page 16: Permissible Installation
Maximum relative humidity ≤ 95 % Mains voltage 1~ 230 V +/-10 % 50/60 Hz Residual current ∆I ≤ 3.5 mA Electromagnetic compatibility Interference emission in acc. with: EN 61800-3:2004+A1:2012/residential environment (C1) Interference immunity in acc. with: EN 61800-3:2004+A1:2012/industrial environment (C2) Installation and operating instructions • Wilo-Yonos MAXO/-D/-Z • Ed.01/2022-08... -
Page 17: Min. Inlet Pressure
Nominal diameter Fluid temperature -20 °C to +50 °C up to +95 °C up to +110 °C 0 °C to +50 °C G 1½ 0.3 bar 1.0 bar 1.6 bar 0.3 bar 1.0 bar 1.6 bar DN 32 0.3 bar 1.0 bar 1.6 bar DN 40 0.5 bar 1.2 bar 1.8 bar Installation and operating instructions • Wilo-Yonos MAXO/-D/-Z • Ed.01/2022-08... -
Page 18: Scope Of Delivery
Thermal insulation shell (for single pumps only) See catalogue for detailed list. Functional extension The Wilo-Connect module Yonos MAXO as retrofittable plug-in module (accessories) extends the pump func- tions to include: • SBM collective run signal as potential-free NO contact •... -
Page 19: Installation
Before the installation or removal of the pump or the dismantling of the housing screws, ob- serve the following: • Allow the heating system to cool down completely. • Close shut-off devices or drain the heating system. Installation and operating instructions • Wilo-Yonos MAXO/-D/-Z • Ed.01/2022-08... -
Page 20: Preparing The Installation
Protect the pump against the effects of weather, for example, direct sunlight, rain and snow. • Protect the pump so that the condensate drain openings remain free of dirt. • Take suitable measures to prevent the formation of condensation water. Installation and operating instructions • Wilo-Yonos MAXO/-D/-Z • Ed.01/2022-08... -
Page 21: Installation
The flange connection can be damaged and develop leaks if the pump is not installed cor- rectly. Risk of scalding due to escaping hot fluid! • Never interconnect two combination flanges! • Pumps with combination flanges are not permitted for operating pressures PN 16! Installation and operating instructions • Wilo-Yonos MAXO/-D/-Z • Ed.01/2022-08... - Page 22 M 16 M 16 Strength class ≥ 4.6 ≥ 4.6 ≥ 4.6 Tightening torque 95 Nm 95 Nm 95 Nm Screw length ≥ 65 mm ≥ 70 mm ≥ 70 mm Installation steps Close the shut-off valves in front of and behind the pump (Fig. III). Installation and operating instructions • Wilo-Yonos MAXO/-D/-Z • Ed.01/2022-08...
- Page 23 • Allow the pump to cool down before commencing any work. Only use thermal insulation shells (optional accessories) in heating and domestic hot water circulation applica- tions with a fluid temperature > 20 °C. Installation and operating instructions • Wilo-Yonos MAXO/-D/-Z • Ed.01/2022-08...
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Page 24: Electrical Connection
• Only connect or operate the pump with the control module installed. • Never open the control module and never remove configuration and operating elements. • Never put the pump into operation if the control module/Wilo plug is damaged. • Never apply incorrect voltage. -
Page 25: Connection Options
Lay the connecting cable in such a way that it does not make contact with the pipes or the pump. Connection options Fig. 3: Connection options The pump can be connected to power supplies with the following voltage ratings: • 1~ 230 V Installation and operating instructions • Wilo-Yonos MAXO/-D/-Z • Ed.01/2022-08... -
Page 26: Twin-Head Pumps
Twin-head pumps Only operate as main and standby pump with automatic fault-actuated switchover: Individually connect and secure both motors. Provide separate switchgear (e.g.,: Wilo-Connect module Yonos MAXO (accessories)). Make identical settings. Collective fault signal (SSM) The contact of the collective fault signal (potential-free normally closed contact) can be connected to a build- ing automation system. -
Page 27: Put Into Operation
H and H target The controlled differential pressure H decreases or increases with the flow rate. Constant speed The speed of the pump is kept at a set constant speed. n = const. Installation and operating instructions • Wilo-Yonos MAXO/-D/-Z • Ed.01/2022-08... - Page 28 Domestic hot water circulation Domestic hot water circulation systems with thermo- Δp-v systems statically controlled line shut-off valves Domestic hot water circulation Constant volume flow Constant speed systems (c1, c2, c3) Installation and operating instructions • Wilo-Yonos MAXO/-D/-Z • Ed.01/2022-08...
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Page 29: Adjust Operating Mode And Pump Output
1 m increments (at set delivery head > 10 m). Other steps are possible but not displayed. Maintenance Shutdown The pump must be shut down before carrying out maintenance, repair or dismantling work. Installation and operating instructions • Wilo-Yonos MAXO/-D/-Z • Ed.01/2022-08... -
Page 30: Dismantling/Installation
Close the existing shut-off valves in front of and behind the pump! • If the control module/Wilo plug is damaged, the pump must not be put into operation! • In case of impermissible removal of operating elements on the control module, there is a... - Page 31 When assembled, the rotor’s magnetic field is guided in the motor’s iron core. However, there is no magnetic field outside the machine that is harmful to health or has a negative impact. 9.2.1 Dismantling/installation of the motor Take into account the “Shutdown” chapter before dismantling/installing the motor! Installation and operating instructions • Wilo-Yonos MAXO/-D/-Z • Ed.01/2022-08...
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Page 32: Troubleshooting
In general, turn the motor head before the system is filled. Perform leakage test! Troubleshooting 10.1 Personnel requisition The troubleshooting must only be performed by a qualified specialist, work on the electrical connection must only be performed by a qualified electrician. Installation and operating instructions • Wilo-Yonos MAXO/-D/-Z • Ed.01/2022-08... -
Page 33: Safety During Troubleshooting
Blocking Rotor blocked. Contact customer service. 2) * Overload Slow motor. Contact customer service. Short-circuit Motor current too high. Contact customer service. Contacting/ winding Winding defective. Contact customer service. Installation and operating instructions • Wilo-Yonos MAXO/-D/-Z • Ed.01/2022-08... -
Page 34: Warning Signals
Also see fault message E21 Spare parts Original spare parts may only be obtained from local installers and/or Wilo customer service. To avoid queries and order errors, please provide all data on the rating plate with every order. Disposal 12.1... - Page 35 Observe the locally applicable regulations! Please consult your local municipality, the nearest waste disposal site, or the dealer who sold the product to you for information on proper disposal. See www.wilo‑recycling.com for more information about recycling. Subject to change without prior notice!
- Page 40 Local contact at www.wilo.com/contact WILO SE Wilopark 1 44263 Dortmund Germany T +49 (0)231 4102-0 T +49 (0)231 4102-7363 wilo@wilo.com Pioneering for You www.wilo.com...