Vectaire WHHR125DC Installation, Operating And Maintenance Instructions Download

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5. Fix the remaining bracket to the unit using the M6

screws and washers provided, ensuring the interlocking
side is at the bottom. Do not overtighten.

6. Mount the unit by locating the two mounting brackets

together. Ensure a positive location is made between the
two mounting brackets.

7. Fix the lower safety bracket as shown using the remain

ing M6 screw, washer and suitable wall fixing.
Hook onto wall bracket

Page 7

Installation

Summary of Contents for WHHR125DC

Page 1: ...WHHR125DC Whole House Heat Recovery Unit with Low Energy DC Motor Installation Operating and Maintenance Instructions domestic and commercial use...

Page 2: ...installation inspection 6 Mounting 6 7 Drain assembly 8 Ducting 9 Electrical connections 10 Wiring diagram 10 Commissioning Quick commissioning mode 11 Full commissioning mode for optimum efficiency 1...

Page 3: ...or the professional installer this Instruction Manual explains How to install the Vectaire WHHR125DC How to commission the unit How to maintain the unit Safety Notice It is important to read this Inst...

Page 4: ...vironment If a boost switch has been installed it can be used to increase the extract ventilation rate at times when moisture or pollu tant levels are considered excessive The unit has an integral ove...

Page 5: ...h current I E E Regulations and all appropriate standards The appliance must be connected to a local isola tion switch with a contact separation of at least 3mm The appliance is suitable for 230V 50Hz...

Page 6: ...nt person Parts list 1 x Vectaire WHHR125DC unit 2 x Wall mounting brackets 1 x Safety bracket 1 x 15mm Drain connector 4 x M6x10mm pan head screws 4 x M6 washers Any parts shortages or faults must be...

Page 7: ...s at the bottom Do not overtighten 6 Mount the unit by locating the two mounting brackets together Ensure a positive location is made between the two mounting brackets 7 Fix the lower safety bracket a...

Page 8: ...5mm connection on the base of the unit The drain must discharge into the household drainage system via a U bend which must act as an air lock 1 Attach a 15mm condensate pipe using a compression fittin...

Page 9: ...ctice The use of flexible ducting must be kept to a minimum and it should always be pulled taut If applicable Fire Dampers MUST BE FITTED to duct work at appropriate locations in accordance with Build...

Page 10: ...e boost switch is connected to the control board which is located under the hinged cover on the top of the unit The boost switch wiring cable access is via a 12mm cable gland The boost switch wiring c...

Page 11: ...delay using switch 1 on the Speed Selection Switch 5 Check boost activation by triggering the remote boost switch device Note the boost speed setting is a fixed increase over the continuous running mo...

Page 12: ...the controller is in Continuous mode switch 1 on the Speed Selection Switch 5 Select required setting for continuous speed using switches 2 to 4 on the Speed Selection Switch see diagram Speed setting...

Page 13: ...ove the jumper and return to the stored position 10 Select required boost delay using switch 1 and 2 on the speed selection switch 11 Check boost activation by triggering the remote boost switch devic...

Page 14: ...e WHHR125DC should be cleaned regularly by a suitably qualified person the frequency of cleaning will vary depending on the installation environment Filters should be replaced after a maximum of 3 cle...

Page 15: ...m cleaner Never use water or any other fluids to clean the heat exchanger 6 Return the heat exchanger and filters to their original position 7 Replace the front cover and ensure it is securely located...

Page 16: ...e 16 Servicing Maintenance Serviced by Company Name Date Notes Ensure this booklet is passed to the householder once installation and commission of the ventilation system is complete This booklet MUST...