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Ravenheat RSF 84E Installation And Servicing Instructions
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Ravenheat RSF 84E Installation And Servicing Instructions

Electronic ignition - automatic modulating boiler
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ELECTRONIC IGNITION - AUTOMATIC MODULATING BOILER
WITHOUTTIMER
RSF 84E G.C. N
RSF 1OOE G.C. N
NATURAL GAS (G 20) AND PROPANE (G 31)
Tested, certified and
service listed
Listed by The United Kingdom Water
Fitting Byelaws Scheme
WITH TIMER
RSF 84ET G.C. N
RSF 1OOET G.C. N
NATURAL GAS (G 20) AND PROPANE (G 31)

INSTALLATION AND SERVICING INSTRUCTIONS

Technical and illustrative data are not binding and can be modified without prior notice.
The descriptions and illustrations in the present booklet are for guideline purposes only.
RAVENHEAT MANUFACTURING LTD., CHARTISTS WAY, MORLEY, LEEDS, LS27 9ET. - TELEPHONE (0113) 252 7007
FANNED COMBI
RSF 84E - RSF IOOE
RSF 84ET - RSF IOOET
o
47 581 27A
o
47 581 25A
o
47 581 28A
o
47 581 26A
TO BE LEFT WITH USER

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Summary of Contents for Ravenheat RSF 84E

  • Page 1: Installation And Servicing Instructions

    Technical and illustrative data are not binding and can be modified without prior notice. The descriptions and illustrations in the present booklet are for guideline purposes only. RAVENHEAT MANUFACTURING LTD., CHARTISTS WAY, MORLEY, LEEDS, LS27 9ET. - TELEPHONE (0113) 252 7007...
  • Page 2 When servicing avoid inhalation by using a vacuum cleaner or in conjunction with other tools. After handling wash hands and other exposed parts. RAVENHEAT use only high quality material for production of this product, in an effort to protect the environment components should be re-cycled.
  • Page 3 TABLE OF CONTENTS P A G E SECTIONS: INTRODUCTION DESIGN PRINCIPLES AND OPERATING SEQUENCE TECHNICAL DATA GENERAL REQUIREMENTS INSTALLATION COMMISSIONING SERVICING INSTRUCTIONS FAULT FINDING ELECTRICAL SYSTEM DIAGRAM INSTALLATION INSTRUCTIONS FOR TWIN FLUE EXPLODED PARTS DIAGRAM LIST OF SPARE PARTS GENERAL LAYOUT 17- D.H.W.
  • Page 4 OPERATING Fig. 2 1 - Heat exchanger 17 - Low water pressure switch 29 - Circulating pump 2 - Heat exchanger for D.H.W. water 18 - Overheat cut-off thermostat 30 - Water pressure gauge 3 - Burner 20 - Gas service cock 36 - Fan 4 - Pilot burner 21 - Compression ball valves...
  • Page 5 I NTRODUCTION switched off, the pressure switch returning SE C T I O N 1 to its rest mode. The Ravenheat boiler is for the use of cen- tral and domestic hot water combined in 2.2.6 Central heating mode one unit.
  • Page 6 Domestic hot water mode water heater. When D.H.W. is no longer required the main burner fan and pump 2.4.1 The heat exchanger in the D.H.W. circuit is immediately turn off. built into the main heat exchanger, and This also takes place when switch 33 is on domestic water is heated by converting the (winter) if there is no demand for water in the central heating circuit.
  • Page 7 3 TECHNICAL DATA SECTION RSF 84E(T) NATURAL GAS (G 20) I TABLE 1 26.9 kW (91,800 Btu/h) HEAT INPUT NET 20.0 kW (68,250 Btu/h) NOMINAL 14.6 kW (49,800 Btu/h) 24.58 kW (83,880 Btu/h) H E A T O U T P U T 17.6 kW...
  • Page 8 TECHNICAL DATA RSF lOOE(T) NATURAL GAS (G 20) I TABLE 2 HEAT INPUT NET 32.79 kW (111,900 Btu/h) NOMINAL 22.79 kW (77,700 Btu/h) 13.96 kW HEAT OUTPUT 29.66 kW (101,221 Btu/h) NOMINAL 20.3 kW (69,280 Btu/h) (38,220 Btu/h) 11.2 kW m i n GAS RATE 3.2 m...
  • Page 9 TECHNICAL DATA RSF 84E(T) PROPANE GAS (G 31) I TABLE 3 (91,800 Btu/h) 26.9 kW HEAT INPUT NET (68,200 Btu/h) 20.0 kW NOMINAL (46,000 Btu/h) 13.5 kW (83,880 Btu/h) 24.58 kW H E A T O U T P U T 17.6 kW...
  • Page 10 TECHNICAL DATA RSF lOOE(T) PROPANE GAS (G 31) I TABLE 4 HEAT INPUT NET 32.82 kW (112,000 Btu/h) NOMINAL 21.39 kW (73,000 Btu/h) 14.00 kW (47,800 Btu/h) HEAT OUTPUT 29.66 kW (101,221 Btu/h) NOMINAL 19.1 kW (65,170 Btu/h) 11.2 kW (38,220 Btu/h) GAS RATE 1.3 m...
  • Page 11 It is law that all gas appliances are installed Servicing Instructions or as otherwise rec- and serviced by a CORGI registered ommended by Ravenheat in writing. If in installer in accordance with the above regu- doubt please enquire. lations and these installation instructions.
  • Page 12 2 M. above a balcony, above the ground, or above a used provided it is modified accordingly. flat roof to which people have access, then a suitable Samples of the RSF 84E/84ET - RSF 1OOE/1OOET combination boilers have terminal guard must be fitted.
  • Page 13 A twin flue system is also available. For fur- Fig. 6 4.6.3 ther details see twin flue installation instruction (sect. 10). A I R S U P P L Y The following notes are intended for gener- 4.7.1 al guidance. The room sealed fan flued boiler does not require a permanent air vent for combus- tion air supply.
  • Page 14 If the volume of circulating water is too low, located, between the cistern and the auto- the boiler water temperature will rise too matic air vent. The stop valve may remain rapidly. This could cause noise in the sys- open during normal operation of the sys- tem or even cause the overheat cut off to tem, if automatic water make-up is...
  • Page 15 We recommend use of a Ravenheat be at least l/2" in BSP nominal size and be Filling Loop designed for this method of in accordance with BS 2879. filling the system. Available from your 4.8.9 lnstallation to an existing central heating supplier.
  • Page 16 Valve pack carton containing: tions and local regulations which apply. a) 2-22 mm compression ball valves The Ravenheat boiler is supplied for con- (heating) nection to a 230 V - 50 Hz single phase b) 1-1 5 mm compression ball valve supply.
  • Page 17 5.2.2 OPTIONAL EXTRAS: Fig. 13 a) Straight header (Fig. 10) item 3. b) 1000 mm flue extension. c) Concentric 90” in-line bend (Fig. 10) item 2. d) Concentric vertical flue (Fig. 10) item 1. e) Concentric 45” in-line bend (Fig. 10) i t e m 1 0 .
  • Page 18 POSITIONING OF THE BOILER Fig. 22 5.4.1 - Remove the 2 screws that secure the upper part of the front panel of the cas- ing (Fig. 19). Carefully slide the front panel a few mil- limetres up towards the top of the appli- ance until it is free from its slot, and then lift off Fig.
  • Page 19 Push down the 2 plastic clips that fasten 5.4.3 Fig. 26 the instrument panel (Fig. 23). Lower the instrument panel down by rotat- 5.4.4 ing it on its own hinges (Fig. 25). Unscrew the two screws that fasten the two 5.4.5 side panels.
  • Page 20 Must be de-burred. Fig. 32 Fig. 30 Orifice plate concentric flue system RSF 84E= 81 RSF 1OOE= 79 INTAKE AND EXHAUST TERMINAL COMPONENTS Fig. 31 59 Rubber seal 0 60 64 - Flue exhaust duct extension 60 - STD air intake duct...
  • Page 21 NOTE: a suitable support bracket is availa- ble from Ravenheat Manufacturing and should be used to support flue length at least every 1.8 metre preferably at each joint this bracket should be rigidly secured to wall and flue duct.
  • Page 22 Fig. 37 - Screw in the two upper coach bolts leav- ing them about 10 mm out from the wall in order to enable the boiler to be locat- 5.7.2 Positioning the elbow towards the required direction (Fig. 30). 5.7.5 - If the standard duct furnished with the boiler is too long (position of the boiler from the wall to go through as illustrated...
  • Page 23 Insert the flue assembly into the wall, mak- 5.7.12.1 VERTICAL FLUE OPTIONS 5.7.6 ing sure it will not interfere when fixing the The vertical flue kit is intended for use boiler on the wall. where a horizontal flue outlet is not possi- ble or desired.
  • Page 24 1,200 M horizontally from a vertical terminal to a wall 300 Before proceeding with installation check the con- tents of the RAVENHEAT VERTICAL FLUE KIT, comprising of the following pieces: - 1 RAVENHEAT VERTICAL FLUE complete with terminal assembly (for ver- tical flue application).
  • Page 25 Fig. 44 DOMESTIC HOT WATER (Fig. 46) Starting at the appliance end, assemble the exten- 5.11 sion duct sections, making each inner and outer The domestic hot water circuit does not 5.11 .1 (flue) joint by inserting the spigot end into the socket need a safety valve but it is essential to en- end of the next tube.
  • Page 26 - Starting with the lowest radiator open engineer (supply cord available from each air release tap in turn. Close it Ravenheat Manufacturing Ltd). only when clear water, free of bubbles, flows out. In the same way release air from any high points in the pipework.
  • Page 27 - If external controls are installed (e.g. SETTINGTHE SYSTEM DESIGN timeclock and thermostat) make sure PRESSURE that they call for heat. The design pressure must be a min. 1 bar - Turn summer/winter selector switch 1 to and max. 1.5 bar. These figures are read winter off the pressure gauge.
  • Page 28 BURNER NATURAL GAS (G 20) Now check if the maximum gas pressure at the burner is equal to 8.1 0.5 mbar (3.2 f 0.2 in w.g.) for RSF 84E or 12.5 0.5 mbar 77 - Upstream (4.9 f 0.2 in w.g.) for RSF 100E.
  • Page 29 20.5 0.5 mbar (sect. 5.4.1 and sect 5.4.3). Unscrew (8.23 f 0.2 in w.g.) for RSF 84E or 23.5 & the two screws holding the control box 0.5 mbar (9.43 f 0.2 in w.g.) for RSF IOOE.
  • Page 30 RATIO BETWEEN BURNER, 6.13 CHECKINGTHE FLUE SYSTEM PRESSURE AND OUTPUT LPG (G 31) 6.13.1 The flue system should be visually checked for soundness. Check all clamps and fix- ings are secure and tight. 6.14 CHECKING THE HEATING THERMOSTAT 6.14.1 Allow the system to warm up and then turn the C.H.
  • Page 31 EXPLODED DIAGRAM OF BOILER BODY Fig. 54 1 - Window 24 - Main burner 46 - Header gasket 2 - Plenum chamber cover 25 - Pilot burner 58 - Ceramic insulation 6 - Combustion chamber 27 - Auto air vent valve 80 - Plenum chamber 29 - Seal 81 - Connection tube -...
  • Page 32 NOTE: Do not use brushes with metallic bristles. Examine internal pipe-work connections 7.2.3 and automatic air vent for any water leaks. Ravenheat are a member of the Benchmark Rectify if necessary. initiative and fully supports the aims of the programme. Benchmark has been instruct- 7.2.4...
  • Page 33 7.2.7 Examine the fan for any mechanical dam- 7.7.3 Remove the three screws on the front that age, check to ensure free running of the fasten hood to the combustion chamber. fan wheel. Clean the wheel if necessary 7.7.4 with a soft brush. Check sealing gasket Remove the two screws at the rear of hood.
  • Page 34 7.10 TO REPLACETHE ELECTRODE Remove fan assembly and flue hood (sect. (Fig. 66) 7.6 & 7.7). Remove main burner (sect. 7.15). 7.10.1 Remove front casing (sect. 7.3). Remove top insulation pieces at sides. Remove combustion chamber front cover Remove 2 screws securing combustion (sect.
  • Page 35 Fig. 63 Fig. 66 7.10.2 Detach the wire from electrode and then unscrew the nut that secures it to the pilot burner assembly and remove. 7.10.3 Replace with new electrode in reverse order. 7.12 TO REPLACETHE PILOT INJECTOR (Fig. 68) Fig.
  • Page 36 7.14 TO REMOVE/REPLACE THE MAIN INJECTORS 7.14.1 Remove the front panel of the casing and the combustion chamber front cover (sect. 7.3 & 4). Remove the pilot burner assembly as described in sect. 7.13. 7.14.2 Unscrew the union (Fig. 70). 7.14.3 Unscrew the 4 screws securing the injector manifold to the burner (Fig.
  • Page 37 TO REMOVE/REPLACE THE MAIN 7.15 BURNER 7.15.1 Remove the front panel of the casing and the combustion chamber front cover (sect. 7.3 & 7.4). 7.15.2 Remove the pilot burner assembly as described in sect. 7.13. 7.15.3 RSF 100 ONLY Remove the two screws holding the lower plate to the burner and remove the plate.
  • Page 38 TO REMOVE/REPLACE 7.22.2 7.19 Remove lower grill and right side of the THE HEATING CONTROL AND DOMESTIC HOT WATER casing (sect. 5.4.2 & 5). CONTROL 7.22.3 Remove the three wires that connect to the 7.19.1 Remove the front panel from the outer cas- overheat thermostat making sure that ing (sect.
  • Page 39 Replace in reverse order ensuring that the Fig. 81 - tapping is connected to the tube termi- nating inside the case and the + tapping is connected to the tube terminating at flue ring (Fig. 87 and 94). TO REMOVE/REPLACE THE PUMP 7.26 ( F i g .
  • Page 40 TO REMOVE/REPLACE THE CENTRAL 7.27 TO REMOVE/REPLACE THE CENTRAL 7.28 HEATING EXPANSION VESSEL HEATING AND/OR HOT WATER CON- TROLTHERMISTOR In the unlikely event of failure of the central 7.27.1 Remove the front panel from the outer cas- heating expansion vessel it is recommend- ed a suitable expansion vessel be fitted ing (sect.
  • Page 41 Close the on/off valves for the central heat- 7.29.4 ing circuit and drain the water from the boil- er drain point (Fig. 93). Unscrew and remove the plastic cap that 7.29.5 protects the valve vent hole (Fig. 92). 7.29.6 Disconnect the unions 1 and 2 (Fig. 92) slight- ly turn and remove pipe and auto air vent.
  • Page 43 Section 8 FAULT FINDING CENTRAL HEATING Switch on Select “Winter” Central Heating Stat to maximum Ensure external controls calling for heat (Room Stat/Time Clock/TRV)
  • Page 44 FAULT FINDING DOMESTIC HOT WATER Before continuing it may be necessary to see Central Heating Fault Finding. Select only (Summer) Domestic Hot Water. Open Domestic hot tap close to appliance. BOILER NOT OPERATIONAL ON TIMER (INTEGRAL) Switch on/Select “Winter”/Central Heating Stat to Maximum/Ensure External control calling for heat (Room Stat/TRV)
  • Page 45 Fig. 94 9 ELECTRICAL SYSTEM DIAGRAM SECTION...
  • Page 49 Make sure that the screws are satisfactorily located through the gasket seal. Locate the 2 80 mm ‘0’ rings in the twin 10.6 flue header. NOTE: on all models RSF 84E must be replaced with 80 mm type supplied with twin flue header.
  • Page 50 Figures 2.8, 3.8 and 4.8 show the versatility of this 90” M/F bend consisting of: flue system. Measurements and bends must be cal- culated correctly so as not to oversize maximum flue 90” elbow with ‘0’ ring side F lengths. 80 mm dia ‘0’...
  • Page 51 Exhaust/suction system with two separate rated Fig. 3.8 80 diam pipes - exhaust on flat or sloping roof, suction from vertical wall. Maximum distance D = I + E + T = Total exhaust/inlet pipe = 26 metre. Exhaust terminal must not be cut. Min inlet pipe distance = 0.1 metre.
  • Page 52 EXPLODED PARTS DIAGRAM SECTION...
  • Page 53 SECTION 12 RAVENHEAT SHORT LIST OF SPARE PARTS RSF IOOE (T) G.C. RSF 84E (T) G.C. Pos. Part. No. Part. No. Description Part. No. Part. No. 0014FR007005/0 0014FR006005/0 INSTRUMENT PANEL 0012COM06005/0 MAIN SWITCH 0012COM06005/0 0012POT05005/0 D.H.W/C.H. POTENTIOMETER 0012POTO5005/0 371267 0007TER0301O/O...
  • Page 54 RAVENHEAT SHORT LIST OF SPARE PARTS CONTINUED RSF 1OOE (T): G.C. RSF 84E (T) G.C. Part. No. Part. No. Part. No. Part. No. Description 5015015 372888 5015015 372888 AUTO AIR VENT 0014REG01005/0 WATER FLOW REGULATOR 0013GUA03005/0 371272 0013GUA03005/0 371272 GASKET...
  • Page 55 Chartists Way, Morley, Leeds, LS27 9ET. Telephone: (0113) 252 7007 Tfax: (0113) 238 0229...

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