andrews RFF190 Installation Manual, Operation And Service Manual Download Page 30

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PARTS LIST RFF190 & RFF280

SECTION 8

Model

RFF190

RFF280

Ref.

Part Numbers

Description Qty

E163

E164

Hot Outlet Nipple/Anode

E165

E166

Hydrojet Cold Inlet Diptube

C247

3/4NPT x 3/4 BSP Nipple

C103

Socket Coupler

C381

Drain Cock

E533

Flue Baffle

E168

C660

Cover, Combustion Chamber

E169

C329

Cover, Burner Access

E501

Thermostat Cover Access

E502

E503

Burner Assembly

E504

Pilot Supply Pipe

E174

E530

Burner Supply Pipe

E353

Burner Head

E505

Gas Control Valve

E531

E532

Injector

C382

Gas Cock

E506

Spark Ignition Control

E507

Pilot Burner Jet N18

B10

E508

Pilot Assembly

B11

E509

Thermostat

B12

E561

1/2” BSP M/F Elbow

E510

E511

Flue Fan Assembly

E512

E513

Air Pressure Switch

E554

Flue Fan ECO

Ref. ANDREWS Part Numbers

Description

Qty

B176

Flue Terminal Assembly

Comprises

C791

Wall Outlet Terminal (includes flue sleeve)

E361

Flue 500mm x 80mm ø

C792

Elbow 90º

C790

Adaptor

Optional Extras

C794

Elbow 45º (Not Shown)

E045

Flue Terminal

C793

Flue 1000mm x 80mm ø

NOTE:

Extra elbows and flue lengths can be ordered as required. Flue terminal is only used on vertical flue installations.

Summary of Contents for RFF190

Page 1: ...L GAS FIRED STORAGE WATER HEATERS Models RFF190 RFF280 B Series INSTALLATION GUIDE OPERATION AND SERVICE MANUAL T H I S M A N U A L M U S T B E K E P T W I T H T H E A P P L I A N C E June 2004 Part N...

Page 2: ...st with low interest rates PRICE MATCH always get the best deals available Boilers Radiators Heating controls Pipes ittings Cylinders Fires Renewable energy Bathroom suites Kitchen sinks taps Showers...

Page 3: ......

Page 4: ...on and service on the Andrews Water Heater must be carried out by properly qualified personnel and therefore no liability can be accepted for any damage or malfunction caused as a result of interventi...

Page 5: ......

Page 6: ...ter Quality and Treatment 9 Water Connections 10 Vented Systems 10 Unvented Systems 11 Gas Connection 14 Electrical Supply 14 SECTION 4 COMMISSIONING To light the Burner 16 To Shut Off the the Burner...

Page 7: ...Specification for design installation testing and maintenance of services supplying water for domestic use within buildings and their curtilages This standard supersedes the following British Standard...

Page 8: ...ineers C1BSE TM13 All Codes of Practice draw attention to the design and operation of water systems with reference to avoidance of factors that favour colonisation by Legionellae bacteria These factor...

Page 9: ...17 191 4 H mm Min Max 150 300 150 300 inches Min Max 6 12 6 12 J mm Min Max 483 7000 533 4000 inches Min Max 19 276 21 156 K mm 310 310 inches 121 4 121 4 L mm 305 305 inches 12 12 M mm 345 396 inches...

Page 10: ...p in BSP P Int 3 4 3 4 Weight Empty kg 75 132 lb 165 292 Weight Full kg 273 418 lb 603 908 Max Working Pressure bar 10 10 psi 150 150 Max Test Pressure bar 20 6 20 6 psi 300 300 Gas Family 12H Natural...

Page 11: ...ndations for flueing are given in British Gas booklet IM 11 and BS 5440 part 1 The following notes are intended to give general guidance Route The route of the flue is not critical but when planning h...

Page 12: ...fective area of the permanent air vent s required is as follows 5 cm2 per kW in excess of 7 kW Where the heater is to be installed in a compartment permanent air vents are required in the compartment...

Page 13: ...flooded or in any position adjacent to an extraction system which is carrying flammable vapour or other contaminated air The supply of air to a space housing the heater s by mechanical means should be...

Page 14: ...rrexTM anode features an indicator light which shows green to indicate correct function and red to indicate malfunction These anodes are available as an optional extra on all Andrews heaters In hard w...

Page 15: ...city to the normal water line of the cistern All cisterns used should be to the relevant British Standard and the distance from the normal water line to the top of the cistern should be as laid down b...

Page 16: ...Building Regulations Fig 4 p12 lists and illustrates the component parts of the Unvented Systems Kit Fig 5 p13 illustrates the general arrangement of the components The Wall Mounting Kit is available...

Page 17: ...d Systems Kit Complete 1 D1 C780 Pressure Reducing Valve Strainer 1 D2 C781 Check Valve Expansion Vessel 1 D3 C782 Expansion Vessel 1 D4 E462 Temperature Pressure Relief Valve 1 D5 C783 Tundish 1 D6 C...

Page 18: ...INSTALLATION SECTION 3 13 D3 D6 D2 D4 D5 D1 Fig 5 Fig 6 Cold Water Inlet Cold Water Take Off Hot Water Service Pipe Check Valve Secondary return via Tee in Drain Port...

Page 19: ...put next to the gas supply valve The method of connection to the mains electricity supply should facilitate complete electrical isolation of the appliance preferably by use of an unswitched fused spur...

Page 20: ...WARNING DO NOT SWITCH OFF HEATER ELECTRICAL SUPPLY UNLESS CARRYING OUT MAINTENANCE INSTALLATION SECTION 3 15 Fig 7...

Page 21: ...shut off the burner isolate the electrical supply then shut off the gas service cock The water heater should only be turned OFF for long periods eg holidays or in an emergency Otherwise the heater sh...

Page 22: ...llow for any unburnt gas to disperse Ventilate the area if possible FOR YOUR SAFETY IF YOU SMELL GAS 1 Turn off gas supply and open windows 2 Do not operate electrical switches 3 Extinguish any naked...

Page 23: ...ld water inlet valve open a hot water tap to allow air to enter the system Fit a suitable hose to the drain cock and open Whenever the Heater is filled with cold water condensation will form on the co...

Page 24: ...with blue ignition lead disconnect from gas control panel 3 Remove the screw securing the pilot assembly to the main burner supply tube 4 Remove the gland nut connecting the pilot tube to the pilot a...

Page 25: ...cal connection from the top of the heater Remove the screws that hold the flue fan in place and remove the flue fan 5 Withdraw the flue baffle 6 Clean the flueway with a brush and clean any deposit fr...

Page 26: ...nodes are fitted no Anode maintenance is required When descaling the storage water heater your attention is drawn to the following guidelines SAFETY FIRST DUE TO THE CORROSIVE NATURE OF THE DESCALE FL...

Page 27: ...c Spark ignition control module faulty a Faulty air pressure switch b Faulty spark ignition lead a Power to unit interrupted b Faulty fan motor c Flue fan ECO actuated a Check gas service cock is open...

Page 28: ...Check amount of water being used against recovery rate given on data plate If usage too high more heating capacity needed WATER DRIPPING a Check if this stops when water in heater is hot If yes then...

Page 29: ...PARTS LIST RFF190 RFF280 SECTION 8 24 E5 E1 E4 E2 E2 E2 E2 E3 A2 C2 C1 C3 A3 A6 A7 A7 B11 A8 A8 A5 A4 B1 B6 B2 B3 B9 B8 B7 B5 B4 A9 A1 B10 B12...

Page 30: ...05 E505 Gas Control Valve B6 E531 E532 Injector 1 B7 C382 C382 Gas Cock 1 B8 E506 E506 Spark Ignition Control 1 B9 E507 E507 Pilot Burner Jet N18 1 B10 E508 E508 Pilot Assembly 1 B11 E509 E509 Thermos...

Page 31: ...Notes 26...

Page 32: ......

Page 33: ...Wednesbury One Black Country New Road Wednesbury West Midlands WS10 7NZ Tel 44 0 121 506 7400 Fax 44 0 121 506 7401 Email andrews andrews waterheaters co uk Website www andrewswaterheaters co uk 06 04...

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