State Water Heaters SCE 80-115 Installation, User And Service Manual
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State Water Heaters SCE 80-115 Installation, User And Service Manual

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Release R.1.0 Uk
80-115
80-140
80-180
95-199
95-260
70-360
65-400
65-500
Installation
User and
Service Manual

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Summary of Contents for State Water Heaters SCE 80-115

  • Page 1 Release R.1.0 Uk 80-115 80-140 80-180 95-199 95-260 70-360 65-400 65-500 Installation User and Service Manual...
  • Page 2 your installer...
  • Page 3 Nothing from this publication may be copied, reproduced and/or published by means of printing, photocopying or by whatsoever means, without the prior written approval of State Water Heaters. State Water Heaters reserves the right to alter the specifications as set out in this manual. Trademarks All brand names stated in this manual are registered trademarks of the suppliers in question.
  • Page 4 SCE Instruction Manual...

  • Page 5: Table Of Contents

    Table of contents Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - 9 About the appliance - - - - - - - - - - - - - - - - - - - - - - - - - - - - 9 What to do in the case of gas smell- - - - - - - - - - - - - - - - - - - - - 9 Regulations - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 9 Target groups - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 10...
  • Page 6 Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - 34 3.11.2 Conversion to another gas category SCE 80-115 to 65-400 incl. - 34 3.11.3 Convert to another category of gas SCE 65-500- - - - - - - - - 36 3.12...
  • Page 7 Preparing for maintenance - - - - - - - - - - - - - - - - - - - - - - - - 61 Water-side maintenance - - - - - - - - - - - - - - - - - - - - - - - - - 62 9.3.1 Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - 62 9.3.2...
  • Page 8 Instruction Manual SCE...

  • Page 9: Introduction

    About the appliance Introduction About the appliance This manual describes how to install, service and use an SCE-appliance. An SCE appliance is a gas-fired open waterheater without a fan. The SCE appliance is fitted with flue gas outlet protection and falls into the appliance category B11BS.

  • Page 10: Target Groups

    Introduction What is more the installation should comply with the manufacturer's regulations. Remark Supplements or subsequent changes and/or additions at the time of installation shall apply in respect of all regulations, requirements and guidelines. Target groups The three target groups for this manual are: •...

  • Page 11: Forms Of Notation

    Forms of notation Forms of notation The following notation is used in this manual: Remark Note important message Note Ignoring this text can result in the appliance being damaged. Warning Ignoring this text can result in seriously damaging the appliance and hazardous personal situations.
  • Page 12 Introduction Instruction Manual SCE...

  • Page 13: Operating The Appliance

    Introduction Operating the appliance Introduction The following will be examined in turn in this chapter: • General operation of the appliance; • Warm-up cycle of the appliance; • Protecting the appliance; • Safety of the installation. Release R.1.0 Uk...

  • Page 14: General Operation Of The Appliance

    Operating the appliance General operation of Figure 2.1 shows a cross-section of the appliance. the appliance Legend a flue gas outlet b draught diverter c anodes d flue tubes e flue baffles f PU insulation layer g tank h cleaning opening i drain valve j combustion chamber k radiation shield/condensation...

  • Page 15: Warm-Up Cycle Of The Appliance

    Warm-up cycle of the appliance through the flue tubes d; flue baffles e are located in the flue tubes. These delay the transport of the flue gases, which has the effect of improving efficiency. The flue gases leave the appliance via the draught diverter b. A radiation shield/condensation tray k is fitted under the burner tray.

  • Page 16: Water Temperature Protection

    Operating the appliance 2.4.1 Water temperature protection The burner controller uses the frost, maximum and safety thermostat to monitor three temperatures that are important in terms of safety. Table 2.1 Table 2.1 Temperature protection Protection Description Frost thermostat If the frost thermostat sensor y measures a temperature of 20°C or lower, the appliance's warm-up cycle is started.

  • Page 17: Vented Installation (Open)

    Safety of the installation 2.5.2 Vented installation (open) With a vented installation, excess pressure is taken up by the open water reservoir. The level of the water reservoir determines the maximum working pressure in the tank, which may not exceed 8 bar. The installation must also be fitted with an overflow from the hot water pipe that empties into the water reservoir.
  • Page 18 Operating the appliance Instruction Manual SCE...

  • Page 19: Installation

    Introduction Installation Warning The installation should be carried out by an approved installer in accordance with the general and local regulations in force of gas, water supply and power supply companies and the fire brigade. The appliance may only be installed in a room if this room complies with the required national and local ventilation regulations.
  • Page 20 Installation IMD-0145 Figure 3.1 Top and front of the appliance Instruction Manual SCE...

  • Page 21: Packaging

    100 cm if using fixed anodes, or 50 cm if using flexible anodes. If the space is smaller than 100 cm you can order flexible magnesium anodes from State Water Heaters. Remark When installing the appliance, be aware that any leak from the tank and/or connections can cause damage to the immediate environment or floors situated below the appliance.

  • Page 22: Maximum Floor Load

    3.2. Table 3.2 Weight specifications with regard to maximum floor load Weight of the appliance filled with water SCE 80-115 SCE 80-140 SCE 80-180 SCE 95-199 SCE 95-260 SCE 70-360 SCE 65-400 SCE 65-500 523 kg 523 kg 525 kg...
  • Page 23 Technical specifications Table 3.4 Dimensions SCE Dimension Description 80-115 80-140 80-180 95-199 95-260 70-360 65-400 65-500 P. Height of the cleaning opening centre (mm) R. Height of the drain valve centre (mm) S. Height of the T&P plug centre (mm) 1490 1490 1490...

  • Page 24: Circuit Diagram

    Installation Table 3.5 Information on gas categories, appliance category: II2H3+ (Continued) Description Unit 80-115 80-140 80-180 95-199 95-260 70-360 65-400 65-500 G31 (propane) Nominal load (Upper Value). kW 33.1 41.4 52.8 58.2 78.4 98.3 125.5 136.2 Supply pressure mbar Burner pressure mbar Gas consumption kg/h...
  • Page 25 Circuit diagram Legend a pressure reduction valve UNVENTED (obligatory) b expension vessel (obligatory) c T&P valve (obligatory) d stop valve (recommended) e non-return valve (obligatory) f circulation pump (optional) g drain valve h gas valve (obligatory) i stop valve obligatory) j temperature gauge (recommended) IMD-0146...

  • Page 26: Water Connections Unvented

    Installation Water connections Unvented 3.6.1 Cold water side See a in Figure 3.2. 1. On the cold water side fit an approved stop valve i in accordance with the regulations in force. See also paragraph ’1.3 Regulations’. 2. The maximum working pressure of the appliance is 8 bar. Because the pressure in the water pipe might sometimes be higher than 8 bar, you will have to fit an approved pressure pressure reduction valve a.

  • Page 27: Circulation Pipe

    Water connections Vented 3.6.5 Circulation pipe See c in Figure 3.2. and Figure 3.3. If you wish to have hot water at hot water draw-off points immediately, a circulation pump can be installed. This increases ease of use and prevents water spillage.

  • Page 28: Circulation Pipe

    Installation 3.7.4 Circulation pipe See c in Figure 3.2. If you wish to have hot water at hot water draw-off points immediately, a circulation pump can be installed. This increases ease of use and prevents water spillage. 1. Fit a circulation pump f of a capacity corresponding with the size and resistance of the circulation system.

  • Page 29: Introduction

    Flue gas outlet 3.9.1 Introduction When connecting the appliance to the flue gas outlet duct one must use the draught diverter a that is supplied. The standard flue gas thermostat and sensor that are supplied should be fitted in the draught diverter.

  • Page 30: Flue Gas Thermostat Assembly

    Installation 3.9.3 Flue gas thermostat assembly The flue gas thermostat sensor is already mounted in the draught diverter. The bracket with thermostat needs to be mounted on the top of the unit and the cable from the thermostat needs to be connected with the connector on the unit. Warning If the flue gas thermostat is not (or is incorrectly) fitted/connected, the flue gas outlet will not be protected.

  • Page 31: Electrical Connection

    Electrical connection 3.10 Electrical connection Warning The installation should be carried out by an approved installer in accordance with the general and local regulations in force of gas, water supply and power supply companies and the fire brigade. See also paragraph ’1.3 Regulations’.

  • Page 32: Mains Voltage

    Installation IMD-0134 Figure 3.6 Connecting block (connections 1 to 15 explained in Table 3.8) By way of preparation, first disassemble the protective cap from the control column: 1. Undo the 4 screws a and remove the protective cap 2 from the electrical section.

  • Page 33: Week Timer Circuit

    Convert to another category of gas 5. Connect the supply cable to the main switch. Warning Leave the appliance disconnected until you are ready to put it into operation. 3.10.4 Week timer circuit 1. Cut out the week timer image from the control panel. 2.

  • Page 34: Introduction

    The conversion of the SCE 65-500 differs from the other SCE-appliances. The conversion procedures are described in the paragraphs: • ’3.11.2 Conversion to another gas category SCE 80-115 to 65-400 incl.’ • ’3.11.3 Convert to another category of gas SCE 65-500’.
  • Page 35 Convert to another category of gas 5. Remove the burners one by one from their suspended position at the front. To do this, you first move them away from you and then down. The injectors are then released. 6. Disassemble the injectors. 7.

  • Page 36: Convert To Another Category Of Gas Sce 65-500

    Converting from LP gas to natural gas 1. Complete steps 1 to 9 in paragraph ’3.11.2 Conversion to another gas category SCE 80-115 to 65-400 incl.’ 2. Disassemble the high-low regulator 2. 3. Fit the burner pressure regulator including the sealing packing from the conversion kit.
  • Page 37 Convert to another category of gas Legend Figure 3.9 for numbers to 3. 4 timers 5 bracket 6 6-terminal terminal strip 7 pull-relief 8 9-terminal terminal strip 9 pull-relief 0 program cable IMD-0130 Figure 3.10 Assembling and disassembling conversion components 4.

  • Page 38: Checking The Supply Pressure And Burner Pressure

    12. Put the appliance into operation (see paragraph 7.2) Converting from natural gas to LP gas 1. Complete steps 1 to 9 in paragraph ’3.11.2 Conversion to another gas category SCE 80-115 to 65-400 incl.’. 2. Disassemble the burner pressure regulator 1. 3. Fit the high-low regulator including the sealing packing from the conversion kit.
  • Page 39 Checking the supply pressure and burner pressure Legend Block for SCE 80-115, 80-140, 80-180, 95-199, 95-260, 70-360, 65-400 a burner pressure regulator b burner pressure regulator cap c burner pressure regulator adjusting screw d connector for the gas control e flat sealing plate...
  • Page 40 Installation To check the supply pressure and burner pressure, proceed as follows: 1. Disconnect the appliance from the mains. See paragraph ’7.3.2 Disconnecting the appliance from the mains’. 2. There are two test nipples on the gas control (Figure 3.11). The test nipple f is used for checking the supply pressure.
  • Page 41 Checking the supply pressure and burner pressure Remark If the burner pressure is not correct and the appliance is fitted with a flat plate or high-low control program, then you will not be able to adjust the pressure. If this is the case, consult your installer or supplier. If the appliance is fitted with a burner pressure regulator, then you can adjust the pressure by following steps to 17.
  • Page 42 Installation Instruction Manual SCE...

  • Page 43: Filling And Draining

    Introduction Filling and draining Introduction The following will be examined in turn in this chapter: • Filling the appliance. • Draining the appliance. Reference is made in these sections to the components as illustrated in Figure 4.1. Legend a pressure reduction valve UNVENTED (obligatory) b expension vessel...

  • Page 44: Filling The Appliance

    Filling and draining Filling the appliance 4.2.1 Filling unvented installations To fill the appliance, follow the instructions below. 1. Open the stop valve i on the hot water pipe and, if present, the stop valves d for the circulation pump. 2.

  • Page 45: Draining Vented Installations

    Draining the appliance 6. Open the drain valve g. 7. Bleed the appliance (or installation) so that it is able to completely empty. 4.3.2 Draining vented installations For some procedures it is necessary to drain the appliance. The procedure is as follows: 1.
  • Page 46 Filling and draining Instruction Manual SCE...

  • Page 47: Controls

    Introduction Controls Introduction The following will be examined in turn in this chapter: • 5.2 Control panel; • 5.3 Meaning of the icons; • 5.4 I/0/II switch; • 5.5 Control thermostat; • 5.6 Burner controller reset button; • 5.7 Week timer switching •...

  • Page 48: Meaning Of The Icons

    Controls Meaning of the icons Table 5.1 displays the meaning of the icons on the control panel. Table 5.1 icons and their meaning Icon Name Meaning I/0/II switch 'ON mode' / 'OFF mode' Reset button Resetting the burner controller Temperature control Setting water temperature (T Week timer Adjustment option for weekly program...

  • Page 49: Burner Controller Reset Button

    Burner controller reset button Burner controller A fault can result in the burner controller locking out. Where this is the case, the reset button red LED on the control panel illuminates. After the cause of the fault has been removed, you can reset the appliance by pressing the reset button. Remark Before resetting, always first remove the cause of the fault.

  • Page 50: Flue Gas Outlet Cut-Out Reset Button

    Controls Flue gas outlet cut- A fault in the flue gas outlet, for example, due to a blockage of the flue gas outlet out reset button duct, can result in the flue gas thermostat locking out. This state can be recognised by the fact that the push button for the flue gas thermostat has been activated, see Figure...

  • Page 51: Status Of The Appliance

    Introduction Status of the appliance Introduction The following will be examined in turn in this chapter: • 6.2 Operating states; • 6.3 Power Anode Status; • 6.4 Fault states. Operating states During operation the appliance has three basic operating states, namely: •...

  • Page 52: Fault States

    Status of the appliance • Green In this state the Power Anode will work properly. • Because of a fault the Power Anode will not work. • In this state the Power Anode will not work. Remark If there is a fault in the Power Anode (Red), or if the Power Anode is not working (Off), this will have no effect on the hot water supply.

  • Page 53: Putting Into And Out Of Operation

    Introduction Putting into and out of operation Introduction The following will be examined in turn in this chapter: • Putting into operation; • Putting out of operation; • The appliance's warm-up cycle. Putting into You put the appliance into operation as follows: operation 1.

  • Page 54: The Appliance's Warm-Up Cycle

    Putting into and out of operation The appliance's The appliance's warm-up cycle is activated as soon as the measured water warm-up cycle temperature (T ) falls below the threshold value (T ). This threshold value water depends on the selected state of the appliance. If the appliance is in the 'OFF mode' (frost protection) then this value is 20°C.

  • Page 55: Faults

    Faults Introduction The following faults are examined in this chapter: • General faults: smell. Water leak. Explosive ignition. Poor flame profile. Power Anode (optional) • No hot water • Insufficient hot water. General faults cannot be indicated on the control panel, though as a rule they will not result in insufficient or even no hot water.

  • Page 56: Fault Table For General Faults

    Warning Maintenance may only by carried out by a service and maintenance engineer. Fault table for general faults Table 8.1 General faults Page 1 of 2 Characteristic Cause Measure Observation Gas smell Gas leak Warning Remark Immediately close the main gas valve. Immediately contact your installer or local gas company.
  • Page 57 Warning Maintenance may only by carried out by a service and maintenance engineer. Table 8.1 General faults Page 2 of 2 Characteristic Cause Measure Observation Explosive ignition Incorrect supply Set the correct supply pressure and/or burner pressure, see If ignition is not improved, consult your installer. pressure and/or burner ’3.12 Checking the supply pressure and burner pressure’.

  • Page 58: Fault Table 'No Hot Water

    Warning Maintenance may only by carried out by a service and maintenance engineer. Fault table 'no hot water' If the appliance is not supplying any hot water, this can have a variety of causes. Then consult the table ’Table 8.2 No hot water’.
  • Page 59 Warning Maintenance may only by carried out by a service and maintenance engineer. Table 8.2 No hot water Page 2 of 2 Characteristic Cause Measure Observation Green LED ON This fault has three possible causes. To be able to determine the cause, you must allow the fault to re-occur: Red LED ON.

  • Page 60: Fault Table 'Insufficient Hot Water

    Warning Maintenance may only by carried out by a service and maintenance engineer. Fault table 'insufficient hot water' If the appliance is not supplying enough hot water, this can have a variety of causes. If this is the case, consult ’Table 8.3 Insufficient hot water’...

  • Page 61: Maintenance

    Introduction Maintenance Introduction Note Maintenance may only by carried out by an approved service and maintenance engineer. At each service the appliance should be maintained both on the water side and on the gas side. The maintenance should be carried out in the following order. Preparing for maintenance;...

  • Page 62: Water-Side Maintenance

    Maintenance Water-side maintenance 9.3.1 Introduction The following steps should be carried out on the water side: Check anodes. Descale and clean the tank. 9.3.2 Check anodes Timely replacement of the anodes extends the service life of the appliance. The anodes that are present must be replaced as soon as a usage rate of 60% or more has been reached (take this into consideration when determining the maintenance frequency).

  • Page 63: Gas-Side Maintenance

    Gas-side maintenance Gas-side maintenance 9.4.1 Introduction On the gas side the following steps should be carried out: Remember Clean the burners. The burners may be Clean the injectors. hot. Check flue baffles. 9.4.2 Clean the burners 1. Disassemble the burners. 2.
  • Page 64 Maintenance Instruction Manual SCE...

  • Page 65: Warranty (Certificate)

    To register your warranty, you should complete and return the enclosed warranty card after which a warranty certificate will be sent to you. This certificate gives the owner of a waterheater supplied by State Water Heaters (hereinafter to be referred to as "State") en entitlement to the warranty set out below, to which State has a commitment towards the owner.

  • Page 66: 10.4 Exclusions

    A claim based on the specified warranty must be submitted to the dealer from whom the waterheater was purchased or from another dealer, who sells the products of State Water Heaters. Investigation of the waterheater as set out in article 1 and 2 shall take place in a laboratory of State.

  • Page 67: A Appendices

    Appendices Introduction This appendix contains: • Electrical diagram SCE. Release R.1.0 Uk...

  • Page 68: Electrical Diagram Sce

    Appendices Electrical diagram SCE A.2.1 Electrical diagram SCE 65-500 LP brown blue yellow/green black TERMINAL BLOCK CONNECTIONS: Phase input alarm Earth - NC Normal closed Neutral - F1 Fuse (T5A) Phase - R1 Relay max 250V-10A Phase input on control program Frost thermostat Phase input on thermal non-return safety device Control thermostat...

  • Page 69: Electrical Diagram Sce

    Electrical diagram SCE A.2.2 Electrical diagram SCE brown blue yellow/green black white TERMINAL BLOCK CONNECTIONS: - NO Normal open Earth Phase input alarm Neutral - NC Normal closed Phase - F1 Fuse (T5A) Phase input on control program - R1 Relay max 250V-10A Phase input on thermal non-return safety device Frost thermostat Phase input from safety circuit for temperature control release...
  • Page 70 Appendices Instruction Manual SCE...

  • Page 71: Index

    Index Index general operation - - - - - - - - - - - - - - - - 14 ambient temperature - - - - - - - - - - - - - - 21 appliance categories - - - - - - - - - - - - - - - - - 9 heat requirement - - - - - - - - - - - - - - - - 54 humidity - - - - - - - - - - - - - - - - - - - - 21 general operation - - - - - - - - - - - - - - 14...
  • Page 72 Index stacking - - - - - - - - - - - - - - - - - - 26 state disconnected - - - - - - - - - - - - - - - - 51 user - - - - - - - - - - - - - - - - - - - - - - 10 HEAT REQUIREMENT - - - - - - - - - - - 54 IGNITE - - - - - - - - - - - - - - - - - - - 54...

This manual is also suitable for:

Sce 80-140Sce 95-199Sce 80-180Sce 95-260Sce 70-360Sce 65-400 ... Show all

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