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WATER STORAGE HEATERS

(CALORIFIERS)

INSTALLATION,

OPERATING

AND SAFETY

To obtain the best performance from your C-Warm water storage heater

please read these instructions carefully. Failure to observe the recommended

procedures may result in damage to equipment or in personal injury, and may
invalidate the supplier’s warranty.

INSTRUCTIONS

3 bar

rated

Issue

for

BOATS

Z/PWL6

DOC597/17

Содержание CWM18-H3

Страница 1: ...he best performance from your C Warm water storage heater please read these instructions carefully Failure to observe the recommended procedures may result in damage to equipment or in personal injury and may invalidate the supplier s warranty INSTRUCTIONS 3 bar rated Issue B for BOATS Z PWL6 DOC597 17 ...

Страница 2: ...er 12 Regulating the temperature of engine heated stored water 14 Hot water expansion 15 Regulating the cold water inlet pressure 15 Using the heater 16 Maintenance 16 Winter precautions 16 Problem solving 17 Table of connections and fitting sizes 18 Warranty 21 Calorifiers and Water Storage Heaters what s the difference None Calorifier is a word borrowed from industrial process heating meaning a ...

Страница 3: ...gine or with gas or diesel burners A mains voltage a c immersion heater can be fitted If an auxiliary burner is used follow the fitting and operating instructions supplied with it With water entering the coil at 82 C a C Warm heater is designed to provide a full charge of hot water at 60 C within 15 to 25 minutes The larger heaters have more coil turns so heating time is virtually independent of t...

Страница 4: ...gs may be shortened Copper is moderately resistant to corrosion in hot sea water so the heater itself can be used with sea water though its working life may be shortened Because the temp pressure relief valve may corrode C Warm is not recommended for sea water use with an electric immersion heater CAN I USE A C WARM STORAGE HEATER TO HEAT SEA WATER SAFETY WATER QUALITY Fit a C Warm double protecte...

Страница 5: ... through the coil can be attained if required by taking off hot water from a point B downstream of A and returning it to point C upstream of D so that the pressure difference between the coil take off and return is a little less DIRECT COOLED ENGINE Some direct cooled engines provide for a relatively high engine block temperature The recommended connection points for the C Warm heating coil will v...

Страница 6: ...he storage heater can be located above or below engine level For best circulation natural convection should assist the pumped flow II There must be no air locks in the cooling water circuit Either locate the water storage heater with its upper coil connection below the engine s water filling point or fit an auxiliary header filler tank above the highest point in the cooling water circuit See page ...

Страница 7: ...ge heater coil Connect it to the overflow outlet on the original header tank using a suitable pressure hose see diagram The expansion tank for a car radiator is suitable for engine cooling systems up to about 200 litres in total volume 3 Fit an air bleed close to the top coil connection of the water storage heater On filling the system with water ensure that all the air in the cooling circuit esca...

Страница 8: ...will depend on the construction of the vessel and on the available space Some suggested installation methods are indicated below VERTICAL MODELS 1 litre of water weighs 1 kg Locate the heater on a firm level base strong enough to support at least twice the weight of the full heater Either construct suitable supports to hold the heater in place or use one or more restraining straps as shown below B...

Страница 9: ...tains 2 webbing straps 4 stainless steel brackets Instructions for use or Use Either a C Warm Strap Kit or a C Warm Bracket Kit H series can be used to secure the heater in place Leave space under the heater for pipe connections on some models See dimensions page 23 HORIZONTAL MODELS ...

Страница 10: ...r connections suitable adapters and compression fittings should be used These may be obtained from a plumber s merchant or from most Do it Yourself stores See pages 18 20 for connection sizes The pipework connections to the heater must not be stressed Make sure that the copper pipework is fully supported Flexible hose If flexible hose is preferred for the pressurised hot and cold water connections...

Страница 11: ...f the valve must point downwards with a suitable hose to allow hot water or steam to escape safely to the bilge or another suitable area The relief valve supplied with the heater is non adjustable and is pre set to lift at 3bar 44psi or at 90 C WARNING The temperature and pressure relief valve is essential for the safe operation of your C Warm heater Failure to fit the relief valve or any alterati...

Страница 12: ...rsion heater when the water temperature reaches 90 C Thermostat Settings The control thermostat on the immersion heater is pre set to cut out when the water temperature reaches 60 C This is ample for domestic use In an attempt to reduce the likelihood of scalding we recommend that the control thermostat is set no higher than 65ºC The high temperature cut out thermostat is adjustable up to a maximu...

Страница 13: ...ON HEATER OBTAIN THE SERVICES OF A QUALIFIED ELECTRICIAN Wiring diagram for a Cleghorn Waring double protected Immersion Heater Model Number CW279 2kW Voltage 220 240 v a c Recommended fuse 10 amp Model Number CW278 1 25kW Voltage 220 240 v a c Recommended fuse 5 amp Model Number CW240 0 75kW Voltage 220 240 v a c Recommended fuse 3 amp Model Number CW239 1kW Voltage 110 115 v a c Recommended fuse...

Страница 14: ...e hot water supply by l fitting a C Warm adjustable thermostat model CW276A This also avoids the possibility of tripping the high temperature cut out in a C Warm double protected electric immersion heater if the stored water temperature reaches 90 C Do not use on direct cooled engines l fitting a blender valve in the hot water discharge line to add a controllable proportion of cold water This meth...

Страница 15: ...eason REGULATING THE COLD WATER INLET PRESSURE Where the cut out pressure of the pressure system pump exceeds or is close to the pressure of the temperature and pressure relief valve TPRV a PRESSURE REDUCING VALVE is required in the cold water inlet to the water storage heater Expansion tank When a Pressure Reducing Valve is fitted it is necessary to fit an expansion tank Why See above The gas pre...

Страница 16: ... check all the connections once more when the water is heated for the first time 4 Your pressurised system and C Warm heater are now ready for use 5 Your engine cooling circuit will heat the stored fresh water in your C Warm heater automatically whenever you run the engine The engine cannot overheat C Warm once the stored water has reached its maximum temperature no added heat is absorbed from the...

Страница 17: ...ously through temperature pressure relief valve Pump pressure switch cut out setting is higher than relief valve setting Pressure switch has failed Stored water too hot Immersion heater control thermostat set too high or has failed Temperature pressure relief valve has failed Check cut out setting Adjust or replace switch or fit pressure reducing valve Replace pressure switch Fit thermostat CW276A...

Страница 18: ...t ext int ext ext ext ext int CWM18 H3 18 2 CWM21 V3 20 int int 2 CWM29 V3 29 2 CWM29 VT3 29 2 CWM32 H3 32 2 CWM40 V3 40 int int 2 CWM41 H3 40 int int 2 CWM41 HT3 40 int int 2 CWM45 H3 45 2 CWM50 V3 50 2 CWM50 VT3 50 2 CWM50 H3 50 2 CWM50 HT3 50 2 CWM53 H3 53 2 CWM53 HT3 53 2 CWM53 V3 53 2 CWM53 VT3 53 2 CWM64 H3 67 int int 2 CWM64 HT3 67 int int 2 CWM67 V3 67 2 CWM67 VT3 67 2 CWM73 H3 73 int int ...

Страница 19: ...19 See Table page 18 NOT TO SCALE HORIZONTAL MODELS ...

Страница 20: ...20 See Table page 18 NOT TO SCALE VERTICAL MODELS ...

Страница 21: ...arts returned to us under a warranty claim shall be the responsibility of and at the expense of the claimant x we accept no responsibility for loss or damage howsoever occasioned to customers goods whilst such goods are in transit to or from ourselves or in the possession of or in transit to or from our agents xi we give no warranty in respect of equipment supplied by us except the foregoing warra...

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