Riva Nemos Balanced Flue Convector Fire With upgradeable control valve Instructions for Use, Installation and Servicing For use in GB, IE (Great Britain and Eire) This appliance has been certified for use in countries other than those stated. To install this appliance in these countries, it is essential to obtain the translated instructions and in some cases the appliance will require modification. Contact Gazco for further information. IMPORTANT Do not attempt to burn rubbish in this appliance.
CONTENTS COVERING THE FOLLOWING MODELS 8627 MA P8627 MA 8627 BS P8627 BS PAGE Appliance commiSsioning checklist 3 user instructions 4 instaLlation Instructions 8 Technical Specifications 8 Site Requirements 9 Installation 12 Commissioning 18 Servicing Instructions 19 Servicing Requirements 19 Fault Finding 19 How to replace parts 21 Basic spare parts list 25 Service Record 26 2
APPLIANCE COMMISSIONING CHECKLIST IMPORTaNT NOTICE Explain the operation of the appliance to the end user, hand the completed instructions to them for safe keeping, as the information will be required when making any guaranteed claims. FLUE CHECK Pass 1. Flue is correct for appliance 2. Flue flow test N/A 3. Spillage test N/A Fail GAS CHECK 1. Gas soundness & let by test 2. Standing pressure test mb 3.
USER INSTRUCTIONS 2.6 1. general 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 2.7 A competent person must carry out installation and servicing. In all correspondence, please quote the appliance type and serial number, which can be found on the databadge located on a plate under the control valve. Ensure that curtains are not positioned above the appliance and there is at least 300mm between the sides of the appliance and any curtains.
USER INSTRUCTIONS 5.8 5. CLEANING THE NEMOS ENSURE THE APPLIANCE IS COLD BEFORE PROCEEDING. 5.1 The outside casing of the Nemos should be cleaned using a damp cloth. If you have a stainless steel door version, it should be cleaned using a stainless steel cleaner. 5.2 To clean the burner system, firstly depress the front door centrally on the RH side and the door will release allowing you to open fully. See diagram 1.
USER INSTRUCTIONS 4 7 AR1194 6.3 AR1197 Place log C on the second stud and resting at the rear on log A. See diagram 5. 6.6 Place log F resting on the rear tray and leaning forward to locate in the recess in log E. See diagram 8. 5 8 AR1195 6.4 AR1198 6.7 Place log B on the first stud. The recess on the underside of the log should locate on the top of log C. See diagram 6. 6 Place log G at the front of the fire between logs D and E. DO NOT PLACE THIS LOG ON THE BURNER.
USER INSTRUCTIONS 10 11. installation details 11.1 To assist in any future correspondence, your installer should have completed the commissioning sheet at the front of this book, this records the essential installation details of the appliance. In all correspondence always quote the Model number and Serial number. 12. HOT SURFACES AR1120 12.1 Parts of this appliance become hot during normal use.
INSTALLATION INSTRUCTIONS TECHNICAL SPECIFICATION COVERING THE FOLLOWING MODELS: 8627 MA P8627 MA 8627 BS P8627 BS Model Gas CAT. Nemos NG I Nemos LPG I 2H 3+ Gas Type Working Pressure Aeration Natural (G20) 20mbar 14 x 16 Butane (G20) 29mbar 15 x 17 Propane (G31) 37mbar Injector OPEN 1 SIDE Blank Gas Rate m3/h Input kW (Gross) High Low 530 0.648 6.8 3.25 GB, IE 200 0.180 6.3 3.25 GB, IE 0.237 Efficiency Class II *LPG models.
INSTALLATION INSTRUCTIONS SITE REQUIREMENTS 1.5 1. Flue and Chimney Requirements NOTE: This appliance can only be installed in conjunction with the flue supplied. The flue must be sited in accordance with all local and national regulations and current rules in force. Any terminal which is less than 2 metres above any access (level ground, balcony or above a flat roof to which people have access) is to be fitted with a guard.
INSTALLATION INSTRUCTIONS SITE REQUIREMENTS 1C 2. FLUE OPTIONS 1A AR1671 Start of bend to centre line of horizontal flue 170mm. Centre line of vertical flue to end of bend 220mm. 1B AR1673 2.1 TOP FLUE UP & OUT KIT (8534/8534AN) Vertical from the top of the appliance then horizontally out. (See diagram 1A).
INSTALLATION INSTRUCTIONS SITE REQUIREMENTS 2.3 TOP FLUE VERTICAL KIT (8524/8524AN) 4. VENTILATION Vertical from the top of the appliance (See Diagram 1C). A minimum vertical rise 3m (9’10") to a maximum 10m (32’10"). The basic kit comprises: 2 x 1m lengths 1 x 1m terminal length 1 x 52mm restrictor 1 x 47mm restrictor Extra lengths may be added from the list below. 4.1 5. APPLIANCE LOCATION 5.1 2.4 TOP FLUE VERTICAL OFFSET KIT (8530) 5.
INSTALLATION INSTRUCTIONS INSTALLATION IMPORTANT: ENSURE THAT THE APPLIANCE IS CORRECTLY ADJUSTED FOR THE GAS TYPE AND CATEGORY APPLICABLE IN THE COUNTRY OF USE. REFER TO DATABADGE AND TECHNICAL SPECIFICATIONS on page 8. LPG MODELS: THE APPLIANCE IS FACTORY SET TO RUN ON BUTANE (G30). IF IT IS INTENDED TO BE USED ON PROPANE (G31) THE AERATION PLATE SUPPLIED MUST BE FITTED. TO CHANGE AERATION PLATE REFER TO SECTION 9, servicing instructions.
INSTALLATION INSTRUCTIONS INSTALLATION 3.3 Remove the lower front panel by gripping the top tag and pulling gently upwards and out. Locate the two bolts securing the appliance to the crate base and remove. See diagram 3. 5 3 AR1290/1 AR01292 3.4 Gently remove the appliance from the crate and place into its intended position.
INSTALLATION INSTRUCTIONS INSTALLATION 3.9 Before any flue pipe is attached to the appliance, unwrap the decorative cast iron collar and locate over the outer flue spigot ensuring that the location lug locates in the notch at the rear of the hole. See diagram 7. 8 7 AR0629 3.14 There is a c ardboard itment in the terminal. This is to support the flue whilst it is cut to length. REMOVE THE REMAINDER OF THE CARDBOARD AFTER CUTTING TO SIZE. See diagram 9. AR1293 3.
INSTALLATION INSTRUCTIONS INSTALLATION 3.16 It is now necessary to connect the gas supply to the appliance. The gas supply may enter through the floor directly under the appliance or through the knockout panel in the rear RH corner of the outer casing. In both instances, a preformed pipe is ready fitted and connection should be made to the compression fitting on the end of this pipe. See diagram 10. 3.
INSTALLATION INSTRUCTIONS INSTALLATION 4.3 4. ARRANGEMENT OF FUEL BED COMPONENTS Place log C on the second stud and resting at the rear on log A. See diagram 5. 5 ADVICE ON HANDLING AND DISPOSAL OF FIRE CERAMICS The fuel effect and side panels in this appliance are made from Refractory Ceramic Fibre (RCF), a material which is commonly used for this application.
INSTALLATION INSTRUCTIONS INSTALLATION 8 5. FITTING THE DOOR 5.1 5.2 AR1198 4.7 5.3 Place log G at the front of the fire between logs D and E. DO NOT PLACE THIS LOG ON THE BURNER. IT IS ONLY TO FILL THE GAP BETWEEN LOGS D AND E. The charred effect should face the rear of the fire. See diagram 9. 9 Ensure that the fibreglass seal on the back of the glass frame is intact then hook the location tabs over the hooks on the top of the firebox. Replace the nine screws working from the top down.
INSTALLATION INSTRUCTIONS INSTALLATION 6. lighting the NEMOS 6.1 Locate the control valve on the appliance. There are two control knobs on the valve, the right hand knob controls the pilot ignition and the left hand knob controls the main burner. 6.2 If your appliance has already been upgraded to battery remote control, please refer to the instructions provided with the upgrade to operate the remote control. The following instructions will work for either situation.
SERVICING INSTRUCTIONS SERVICING / FAULT FINDING CHARTS 1. SERVICING REQUIREMENTS SYSTEM OK GO TO THE NEXT CHARGE IGNITION FUNCTIONAL CHECK 2 There is a blockage in the system, check the inlet test point, the mag seating and valve. Purge the gas pipes and retry. No Has the system got any air in it? Yes Yes Yes Is the gas pressure correct? No Correct and retry. Check alignment of pilot burner head, change the ignition lead. See Replacing Parts, section 2.
Replace the lead, retry. No Is the electrode wire detachable from the piezo in the valve? No Replace the pilot unit. Yes Correct and retry. Reset the electrode gap, retry. Is the valve being operated correctly? Yes Remove the electrode lead from the piezo. Operate the valve. Does a spark jump from the piezo to the valve body? Check for defective or damaged control knob spindle or cam operation. Check for correct location of piezo components. Correct and retry.
SERVICING INSTRUCTIONS REPLACING PARTS 2.3 2.4 1. GENERAL 1.1 All principal components can be replaced without removing the appliance from its installation, although it is essential that the gas supply to the appliance is turned off at the isolation device before proceeding further. If for any reason the flue has to be removed from the appliance, the seal must be replaced in the inner spigot. 1.2 Remove the ceramic logs and the embers. Carefully slide the ceramic sides forward and store safely.
SERVICING INSTRUCTIONS REPLACING PARTS 3.4 3. Pilot Unit The pilot assembly consists of four components, which can be individually changed, these are: 1) Pilot burner bracket. 2) Pilot injector 3) Electrode 4) Thermocouple. Open the front door of the appliance and turn off the gas supply at the isolating device. Remove the glass frame and logs. Remove the two screws securing the pilot burner to the pilot cover and the two screws securing the cover to the tray. See diagram 5.
SERVICING INSTRUCTIONS REPLACING PARTS 10 d) Remove the external feed pipe from the brass fitting. See diagram 8 arrow B. e) Remove the 2 screws fixing the valve bracket to the base of the appliance. f) Gently slide the gas valve and bracket forward and disconnect the thermocouple from the rear of the gas valve. See diagram 9, arrow A. 9 AR0916 4.2 4.3 4.4 AR0824 4.5 4.6 g) Push the thermocouple down through the hole in the base of the firebox and remove the component. 3.
SERVICING INSTRUCTIONS REPLACING PARTS 6.3 8. Main Injector Remove the two screws retaining the valve bracket. See diagram 12. 8.1 12 Remove the burner module as described in Servicing section 2. Disconnect the pipe from the injector and the gas valve. See diagram 14. 14 AR0822 6.4 6.5 6.6 6.7 6.8 Remove the ignition lead as described in section 4. The valve should now be able to be eased forward so the pipes and thermocouple can be removed from the rear of the valve.
SERVICING INSTRUCTIONS REPLACING PARTS 12. ShoRt Spares List 10. Changing between Gas Types COMPONENT In order to change between gas types, it will be necessary to change the following items: Burner Unit Pilot Injector Control Valve Injector Aeration Plate (if required) Databadge A kit of parts is available for this, always quote the Model number and Serial number when ordering any spare parts.
SERVICE RECORDS 1st Service Date of Service:. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Next Service due:. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Signed:. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Dealer’s Stamp/CORGI Registration Number 2nd Service Date of Service:. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Next Service due: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Signed: . .
Gazco Limited, Osprey Road, Sowton Industrial Estate, Exeter, Devon, England EX2 7JG Tel: (01392) 261999 Fax: (01392) 444148 E-mail: info@gazco.