oil jan 2005 1 ci oil valve adjustment 1 euroheat distributors (hbs) ltd., unit 2, court farm business park, bishops frome, worcestershire, wr6 5ay united kingdom telephone technical support 01885 491117 facsimile 01885 491101 reception 01885 491100 email tech@euroheat.co.uk wed site sales www.euroheat co.uk latest technical information www.euroheat.co.uk/support technical speci? cation bulletin number fuel type date of issue edition oil oil page number TB137 the oil control serves to regulate the capacity of the stove with liquid fuel oil. apart from the task of having to supply oil to the burner with the controlled, pre-selected quantity of fuel per unit of time, the oil control also protects the burner against ? ooding and is therefore a safety device. high ? re adjustment screw ad jus tmen t scr e w low ? re adjustment screw ad jus tmen t scr e w da ta pla t e data plate actua t or pin used to control the used t o c on tr ol the ? ow rate by remotely ? o w r a t e b y r emo t ely operated devices such oper a t ed de vic e s such as a flexitemp. control knob arming lever arming le v er filter access plate oil level ? ll line
oil jan 2005 1 ci oil valve adjustment 2 euroheat distributors (hbs) ltd., unit 2, court farm business park, bishops frome, worcestershire, wr6 5ay united kingdom telephone technical support 01885 491117 facsimile 01885 491101 reception 01885 491100 email tech@euroheat.co.uk wed site sales www.euroheat co.uk latest technical information www.euroheat.co.uk/support technical speci? cation bulletin number fuel type date of issue edition oil oil page number TB137 the fuel enters via the ? lter and the ? oat valve into the oil control itself. the rising oil level in the oil control lifts the ? oat and, as soon as the oil has reached the level mark, the ? oat valve is closed to allow only as much oil to ? ow into the control as ? ows out of it to the burner. adjustment of high and low fire settings when the stove is ? rst put into operation, an adjustment of the oil control to the existing conditions, sometimes proves necessary. such adjustments are necessary if the minimum ? ue draught required is not available or if the fuel oil used is not of the viscosity (cst/25c) speci? ed on the name plate of the oil control valve. adjustment of the ? ow is only to be done when the heating device is in operation. after the ? ow has been corrected, 5 minutes must be allowed to elapse before the ? ame corresponds to the newly adjusted ? ow. as a general rule, a quarter-turn of the ? ow adjustment screw suf? ces to make the necessary correction. alongside the ? ow adjustment screws are arrows indicating which direction the screw must be turned to increase or decrease the ? ow. the low ? re screw has an arrow indicating low ? re decrease as anticlockwise. this must only be adjusted when the oil control valve is set at its minimum setting. the high ? ame must ? rst be adjusted with the stove running at maximum capacity. the high ? re screw has an arrow indicating high ? re decrease as a clockwise turn of the screw. once the high ? re has been adjusted the valve should be again turned to minimum setting and the low ? re setting re checked. if the valve has flooded should the feed valve become leaky as a result of accumulated dirt, the oil level in the control rises further, the over ? ll ? oat rises releasing the arming lever and stopping any further oil entering the control valve. the appliance must be allowed to go cold before any work on the oil control valve or resetting of the arming lever are attempted after the over ? ll ? oat has been activated. to re arm the valve the excess oil must be removed from the over ? ll chamber. this can be done by ? rst turning the oil control valve to the maximum setting and then pushing down the arming lever and holding it down for 30 seconds. the burner pot will need the excess oil removing before the burner is re lit.
oil jan 2005 1 ci oil valve adjustment 3 euroheat distributors (hbs) ltd., unit 2, court farm business park, bishops frome, worcestershire, wr6 5ay united kingdom telephone technical support 01885 491117 facsimile 01885 491101 reception 01885 491100 email tech@euroheat.co.uk wed site sales www.euroheat co.uk latest technical information www.euroheat.co.uk/support technical speci? cation bulletin number fuel type date of issue edition oil oil page number TB137 normal annual servicing like all mechanical devices, it is necessary to clean the oil controls at certain intervals, as a rule every 1-2 years. if particularly dirty fuel oil is used, or there is no fuel ? lter in the fuel line from the oil tank, additional cleaning may prove necessary. the following sequence should be carried out during the annual overhaul: 1. tap the actuator pin, with the control knob set at the highest position. in this way, any slight accumulation of dirt in the metering stem slit will be removed. 2. remove and clean the ? lter, and re? t it. 3. remove the top plate, held in place by 4 screws and inspect inside the valve. a) if water should be found inside the oil control, it is advisable to remove the oil control valve for further inspection. if corrosion is found within the valve it should be replaced as irreparable damage may have occurred. if water has entered the valve, but there is no corrosion evident, all traces of moisture must be removed, as it will cause corrosion of the die cast metal within the valve. the valve should then be re? tted ensuring the correct valve height is maintained and the stove re commissioned. b) if dirt should be found inside the oil valve, it is advisable to remove the oil control valve for further inspection and cleaning. remove all the dirt from the valve and wash it and all the component parts in clean oil. the valve should then be re? tted ensuring the correct valve height is maintained and the stove re commissioned.
oil jan 2005 1 ci oil valve adjustment 4 euroheat distributors (hbs) ltd., unit 2, court farm business park, bishops frome, worcestershire, wr6 5ay united kingdom telephone technical support 01885 491117 facsimile 01885 491101 reception 01885 491100 email tech@euroheat.co.uk wed site sales www.euroheat co.uk latest technical information www.euroheat.co.uk/support technical speci? cation bulletin number fuel type date of issue edition oil oil page number TB137 component parts of the ci valve 1) control knob 2) reset or arming lever 3) main ? oat 4) inlet valve 5) safety or over ? ll ? oat 6) metering stem 7) actuating pin for ? exitemp or aquastat 8) filter cover plate screw 9) filter cover plate gasket 10) filter 11) filter cover plate
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