Wolf WD-A Series Operation & Maintenance Manual
Wolf WD-A Series Operation & Maintenance Manual

Wolf WD-A Series Operation & Maintenance Manual

For recirculating air, mixed air, outside air. for wall and ceiling installation

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Heizung - Lüftung - Klimatechnik
Heating - Ventilation - Air Conditioning
Operation & Maintenance
Air Heater
WD-A, WD-U: For Recirculating Air, Mixed Air, Outside Air
for Wall and Ceiling Installation

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Summary of Contents for Wolf WD-A Series

  • Page 1 Heizung - Lüftung - Klimatechnik Heating - Ventilation - Air Conditioning Operation & Maintenance Air Heater WD-A, WD-U: For Recirculating Air, Mixed Air, Outside Air for Wall and Ceiling Installation...
  • Page 2 Air Heater WD-A, WD-U Certificates Qualitätssicherung Quality Assurance...
  • Page 3: Table Of Contents

    Air Heater WD-A, WD-U Contents Contents 02 Proper Use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 03 Safety .
  • Page 4: Proper Use

    Air Heater WD-A, WD-U Proper Use 02 Proper Use Decentral Air Heater for Ventilation and Air-Conditioning of • Offices • Meeting and Exhibition Rooms • Lounges • Industrial and Production Companies • Greenhouses • Sales Rooms, Supermarkets, Shopping Centres WD-A Units are suitable for Supply of air which is •...
  • Page 5: Safety

    Air Heater WD-A, WD-U Safety 03 Safety The authorized specialized staff charged with • assembly • commissioning • maintenance must be informed about the observance of these operating instructions without starting work. Non-observance of the operating instructions can endanger the persons charged with this work and can damage the machine.
  • Page 6: Goods Acceptance

    Air Heater WD-A, WD-U Goods Acceptance 04 Goods Acceptance 04.01 Transport Damages Unpack the goods in the driver’s presence and check them acc. to our delivery note regarding completeness and damage. Transport damages must be confirmed by forwarder (date and signature). Later complaints will be refused by forwarding insurances.
  • Page 7: Roof Safeguarding

    Air Heater WD-A, WD-U Assembly 05.02 Roof Safeguarding The roof safeguarding for accessories led through the roof – rain hood or ducts – must be provided by customer. Roolf safeguardings are not included in the scope of supply 05.03 Wall and Ceiling Assembly Type WD-A 100 2x185 2x210...
  • Page 8: Ventilation Valve And Emptying Cock

    Air Heater WD-A, WD-U Assembly Do not twist connection piece! (This will destroy the heat exchanger. No warranty). When fixing screwed flanges at the advance and return of the heat exchanger, hold against with a suitable tool. For later inspection work, it is purposeful to provide a slide valve in front ot the heat exchanger.
  • Page 9: Lamellae Adjustment, Manual

    Air Heater WD-A, WD-U Assembly 05.07 Lamellae Adjustment, manual Blow-out louver Secondary air basic version Nr. 500 WD No. 504 Blow-out louver Blow-out louver ceiling 4-directions No. 502 D rotated 90° No. 503 W usable with 500 WD 1. First bend lamella  manually into the requested position. 2.
  • Page 10: Lamellae Adjustment, Automatic - Adjustment, Function

    Air Heater WD-A, WD-U Assembly 05.09 Lamellae Adjustment, automatic – Adjustment, Function Function: The nominal temperature (5 - 40 °C) is adjusted at the outside scale. The steepness of the control curve (spread) can be adjusted inside the housing. According to the determined temperature difference between nominal and real value Open 100 %...
  • Page 11: Switching Devices

    Air Heater WD-A, WD-U Switching Devices 06 Switching Devices 06.01 Max. Number of WD-A Machines on one Switching Device Switching Device 670 -671 Switching Device 685/52-54 E 9-core 5-core 9-core 9-core 5-core 5-core Fan Motor 1 TK=Thermo-contact Fan Motor 2 o. X TK=Thermo-contact Fan Motor 1 TK=Thermo-contact...
  • Page 12: Switching Device, 2 Rotational Speeds 400 V ( Motor 001 )

    Air Heater WD-A, WD-U Switching Devices 06.03 Switching Device, 2 Rotational Speeds 400 V ( Motor 001 ) Order No . 670 9-core 4-core 5-core If automatic re-starting after motor failure is required, insert bridge. TK=Thermo-contact RT=Room Thermostat Feeding of Fuses Motor to be provided by customer...
  • Page 13: 5-Step-Switching Device, 5 Rotational Speeds 400 V ( Motor 001 )

    Air Heater WD-A, WD-U Switching Devices 06.05 5-Step-Switching Device, 5 Rotational Speeds 400 V ( Motor 001 ) Order No . 685 / 55-56-57-58 D 5-core Motor M1 Feeding of Fuses to be provided FS=Anti-Icing Thermostat by customer RT=Room Thermostat TK=Thermo-contact 06.06 5-Step-Switching Device, 5 Rotational Speeds 230 V ( Motor 003 )
  • Page 14: 5-Step-Switching Device, 5 Rotational Speeds And Additional Device For Motor 002, 400 V ( Motor 002 )

    Air Heater WD-A, WD-U Switching Devices 06.07 5-Step-Switching Device, 5 Rotational Speeds and Additional Device for Motor 002, 400 V ( Motor 002 ) Order No . 685 / 57 Ex Max. 2 WD-A / -U Motors can be connected 5-core Feeding of Fuses Motor...
  • Page 15: Switching Devices With Room Thermostat Connection

    Air Heater WD-A, WD-U Switching Devices 06.10 Switching Devices with Room Thermostat Connection Order No . 678 Switching Devices: Switching Device 676 Separate Permanent Phase Not existing in the Switching Device 670, only to be provided by customer Room Thermostat Room Thermostats: Attention: Only room thermostats with potential-free contacts must be used.
  • Page 16: Switching Devices With Control Device 707 And Servo Motor Open/Closed 517

    Air Heater WD-A, WD-U Commissioning 06.13 Switching Devices with Control Device 707 and Servo Motor Open/Closed 517 685 / 52-53 E 14 12 685 / 54 E 14 12 11 L-- 685 / 55-58 D 14 12 11 L-- Open Closed Servo-motor 517 1 3 2...
  • Page 17 Air Heater WD-A, WD-U Commissioning This complete motor protection is only achieved by WOLF - switching devices . When using other makes, no motor guarantee can be granted . 10 A at cos ϕ = 1,0 Important: Switching Capacity: 6 A at cos ϕ = 0,6...
  • Page 18: Maintenance

    Air Heater WD-A, WD-U Maintenance 08 Maintenance 08.01 Warranty Unsere Gewährleistung erlischt, wenn Schäden durch unsachgemäße Behandlung und Wartung entstehen. Außerdem treten erfahrungsgemäß mit zunehmendem Alter der Produkte, durch mangelnde Wartung größere Schäden auf. The Workplace Regulation dd. 19.07.2010 (BGBl. I S. 960) §4 - Par.3 explicitly advises the regular function test and maintenance.
  • Page 19: Stopping Procedure, Dismantling

    Air Heater WD-A, WD-U Stopping Procedure, Dismantling and Elimination 09 Stopping Procedure, Dismantling 09.01 Stopping Procedure Rest machine by regulation / control system to minimum capacity. • Switch louver flaps to recirculating air operation – close outside air flap in order to avoid cooling and frost danger.
  • Page 20 WOLF Anlagen-Technik GmbH & Co. KG WOLF Anlagen-Technik GmbH & Co. KG Geschäftsbereich Heizung - Lüftung - Klimatechnik Business domain Heating - Ventilation - Air Conditioning Münchener Str. 54 Münchener Str. 54 85290 Geisenfeld, GERMANY 85290 Geisenfeld, GERMANY Telefon +49 (0)8452 99-0...

This manual is also suitable for:

Wd-a 100Wd-u seriesWd-a 400Wd-a 200Wd-a 300

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